환경 및 무역 관련용어 모음집 environmental and trade terms : 13501-13600

환경 및 무역 관련용어 모음집 environmental and trade terms : 13501-13600

번호                  용어                  해설

13501    ◆         bacteria challenge (세균 도전 테스트)            ◆         필터 요소의 여과 멸균 성능을 확인하기 위해서, 적절한 지표균을 이용해 하는 제균성능 시험.

13502    ◆         BACTERIAL CONVERSION ◆         미생물학적 전환;

13503    ◆         BACTERIAL CULTURE       ◆         박테리아 배양액

13504    ◆         Bacterial die-off  ◆         박테리아의 사멸;

13505    ◆         bacteriostat        ◆         a chemical agent that stops or inhibits the multiplication of bacteria. Also, bacteriostatic agent.

13506    ◆         Badger's rule      ◆         a rule that establishes the observable relationship for the maximum distance a molecular bond can be stretched.

13507    ◆         BADT     ◆         Best Available Demonstrated Technology

13508    ◆         BAF       ◆         Bioaccumulation Factor

13509    ◆         baffle    ◆         ㆍ a small acoustic screen attached to a microphone in order to reduce air flow that might cause local variations in the acoustic field around it.a small acoustic screen attached to a microphone in order to reduce air flow that might cause local variations in the acoustic field around it. ㆍ a partition in a loudspeaker cabinet that is used to reduce the interaction between the sound produced by the speaker and the walls of the cabinet.a partition in a loudspeaker cabinet that is used to reduce the interaction between the sound produced by the speaker and the walls of the cabinet.  Acoustics. any partition or barrier that blocks an incoming sound.  Building Engineering. an artificial obstruction for checking or deflecting light flow.  : an instrument used for shielding a circuit breaker from gas or oil.

13510    ◆         Baffle    ◆         A flat board or plate, deflector, guide, or simiolar device constructed or plsced in flowing water or slurry systems to cause more uniform flow velocities to absord energe and to divert, guide, or agitate liquids.

13511    ◆         Baffle Chamber   ◆         In incinerator design, a chamber designed to promote the settling of fly ash and coarse particulate matter by changing the direction and/or reducing the velocity of the gases produced by the combustion of the refuse or sludge.

13512    ◆         BAFFLE WALL     ◆         정류벽; 물을 정체하지 않도록 균등하게 흘리기 위하여 침전지 등의 내부에 설치하는 유공벽

13513    ◆         BAG COMPACTORS         ◆         백 압축기; 폐기물 압축기의 한 형태

13514    ◆         Baghouse          ◆         An air pollution abatement device used to trap particulate by filtering gas streams through large fabric bags usually made of glass fibers

13515    ◆         Baghouse Filter   ◆         Large Fabric bag, usually made of glass fibers, used to eliminate intermediate and large(greater than 20 PM in diameter) particles. This device operates like the bag of an electric vacuum cleaner, passing the air and smaller particles while entrapping the larger ones.

13516    ◆         Bailer    ◆         A pipe with a valve at the lower end, used to remove slurry from the bottom or side of a well as it is being drilled, or to collect ground-water samples from wells or open boreholes. 2. A tube of varying length.

13517    ◆         Bake-Out (베이크아웃)     ◆         새집증후군의 위험을 벗어나기 위하여 새로 지은 건축물이나 개.보수 작업을 마친 건물 안의 유해오염물질을 제거하는 방법 중 하나. 건물의 건축자재나 마감 재료에서 발생하는 폼알데하이드와 같은 휘발성 물질들의 배출을 실내온도를 높여 일시적으로 증가시킨 후 환기를 통하여 제거한다.

13518    ◆         balance ◆         a condition for which each parallel-processing segment of an acoustic amplifier system produces an equivalent average output from the same acoustic or electrical input signal.  Hydrology.  ㆍ the change in mass of a glacier over some specified time interval.the change in mass of a glacier over some specified time interval.

13519    ◆         balance control   ◆         a control for the loudspeakers of a stereo sound system, which can vary the volume of one speaker relative to the other while the overall volume remains relatively constant; i.e., the sound will be perceived as coming primarily from the left speaker if the control is adjusted in this direction.

13520    ◆         balance tool       ◆         a tool used primarily for taking rough cuts on the surface of a workpiece in a lathe; it is held in a tool holder at an unvarying angle that is determined before grinding the cutting edge.

13521    ◆         balanced amplifier          ◆         an amplifier circuit with two identical signal branches connected to operate in phase opposition, with each input and output connection balanced to ground.

13522    ◆         balanced armature unit    ◆         an electromagnetically balanced armature on a record cutter or player that houses a cutting stylus or a needle cartridge, producing fluctuations representative of recorded sound as the stylus or needle moves to the right or left over a rotating disk.

13523    ◆         balanced circuit  ◆         ㆍ a circuit in which the two conductors are at equal and opposite potentials with reference to ground at all times.a circuit in which the two conductors are at equal and opposite potentials with reference to ground at all times. ㆍ a balanced bridge.a balanced bridge.

13524    ◆         balanced detector           ◆         a symmetrical demodulator used in FM receivers, in which the audio output is the rectified difference between the voltages produced across two resonant circuits, one tuned slightly above the carrier frequency and the other slightly below.

13525    ◆         balanced input   ◆         a two-terminal input circuit whose electrical midpoint is grounded.

13526    ◆         balanced modulator        ◆         a circuit that accepts carrier and modulating signals as input, and outputs a suppressed-carrier, amplitude-modulated signal.

13527    ◆         balanced oscillator          ◆         an oscillator in which the impedance centers of the tank circuits are at ground potential, and the voltages between the opposite ends and their centers are equal in magnitude and opposite in phase.

13528    ◆         balanced output ◆         an output circuit whose electrical midpoint is grounded.

13529    ◆         balanced ring modulator  ◆         a modulator that suppresses the carrier signal using tubes or diodes and provides double-sideband output.

13530    ◆         balanced salt solution      ◆         a solution of salts in which the ratio of salts is balanced proportionally so that the toxic effects of each salt are eliminated.

13531    ◆         balanced set       ◆         two or more components with identical, or nearly identical, gain and load characteristics, connected in parallel or push-pull configuration.  Mathematics. a subset B of a vector space is balanced if B is contained in B for every scalar  such that |  |  ㆍ

13532    ◆         balanced voltages           ◆         any voltages having equal magnitude and opposite polarity with respect to ground.

13533    ◆         balancing capacitor         ◆         a variable capacitor used to increase the accuracy of a radio direction finder. Also, CONDENSING CAPACITOR.

13534    ◆         bale      ◆         a large, compressed and bound bundle of produce, such as cotton or hay.  Industrial Engineering. a large package of tightly pressed material secured with rope or wire, usually wrapped in paper.

13535    ◆         baler     ◆         a farm machine that picks up hay from a swath or windrow and forms it into bales.       : a machine that compresses large quantities of loose bulky material and secures it for convenient transport.

13536    ◆         BALERS  ◆         베일러; 폐기물처리의 단위공정인 압축과정에서 이용되는 장비

13537    ◆         BALING ◆         포장 ; 폐기물의 압축에 이용되는 기술

13538    ◆         Baling   ◆         Compacting solid waste into blocks to reduce volume and simplify handling.

13539    ◆         BALING COMPACTOR      ◆         쓰레기 압축기

13540    ◆         BALING EQUIPMENT       ◆         포장기 ; 폐기물처리공정중 압축처리에 이용되는 장비

13541    ◆         BALING SYSTEM ◆         압축매립 공법

13542    ◆         ball       ◆         one of the crushing bodies, usually made of ceramic or steel, used in a ball mill for fine grinding or ore crushing.

13543    ◆         ball bearing       ◆         a friction-reducing bearing that consists of hardened steel balls that roll in spherical grooves in the surfaces of two concentric rings, so that the load is carried by the balls.

13544    ◆         ball bushing       ◆         a ball bearing that allows axial motion of the shaft.

13545    ◆         ball float            ◆         a floating, spherical device that is used to operate a ball valve by moving or raising the cup-shaped seat of the valve.

13546    ◆         ball lightning      ◆         a rare form of white or reddish-colored lightning that occurs in the shape of a sphere approximately 30 cm in diameter, moves relatively slowly, and usually disappears without a detonation. Also, GLOBE LIGHTNING.

13547    ◆         ball mill ◆         a low-speed pulverizer consisting of a horizontal, rotating cylinder that contains a charge of steel balls or pebbles that tumble with the material to be pulverized.

13548    ◆         ball screw          ◆         a device that converts rotation to linear motion, consisting of a threaded nut linked to a threaded shaft by friction-reducing ball bearings constrained to move in the threads.

13549    ◆         ball valve           ◆         ㆍ a nonreturn valve consisting of a ball held against a cup-shaped seat having a circular opening of smaller diameter than the ball. When fluid flows from the opening toward the sphere, it pushes the ball away, thus allowing unimpeded flow; flow from the other direction pushes the sphere against the opening, thus sealing the valve.a nonreturn valve consisting of a ball held against a cup-shaped seat having a circular opening of smaller diameter than the ball. When fluid flows from the opening toward the sphere, it pushes the ball away, thus allowing unimpeded flow; flow from the other direction pushes the sphere against the opening, thus sealing the valve. ㆍ a valve that controls fluid flow by the rotation of a ball on a spindle; the ball has a hole in its center which permits or stops fluid flow depending upon its position.a valve that controls fluid flow by the rotation of a ball on a spindle; the ball has a hole in its center which permits or stops fluid flow depending upon its position.

13550    ◆         ball-and-race-type pulverizer        ◆            a grinding machine consisting of balls rotated by a motor that crushes incoming material, such as coal, against the races, reducing it to a fine consistency. Also, BALL-BEARING PULVERIZER, BALL-RACE MILL.

13551    ◆         ball-and-socket joint       ◆         a joint in which a member with a spherical end is placed within a socket recessed to fit it, thus permitting relative movement within a given cone, or a cutout in the socket.

13552    ◆         ballast   ◆         ㆍ a component used to limit the current flow through, or stabilize the operation of, a circuit, stage, or device.a component used to limit the current flow through, or stabilize the operation of, a circuit, stage, or device. ㆍ the choke used in series with fluorescent lamps.the choke used in series with fluorescent lamps.  Civil Engineering.  ㆍ a layer of coarse stone or gravel used as a base for concrete.a layer of coarse stone or gravel used as a base for concrete. ㆍ the rock upon which the ties of a railroad are set.the rock upon which the ties of a railroad are set.

13553    ◆         ball-bearing hinge          ◆         a friction-reducing hinge fitted with ball bearings between the hinge knuckles.

13554    ◆         ballcock ◆         a system for regulating the supply of water in a toilet tank or similar vessel, consisting of a floating ball attached to a valve; the rise and fall of the ball, which corresponds to the rise and fall of the water level, opens and shuts the valve.

13555    ◆         ballhead ◆         the part of the governor containing the rotating balls or flyweights, whose force is at least partially counteracted by a speeder spring.

13556    ◆         ballistic  ◆         of or relating to the science of ballistics.

13557    ◆         ballistic coefficient          ◆         a numerical measurement that expresses a projectile's efficiency to overcome air resistance, such as the drag coefficient or deceleration coefficient.

13558    ◆         ballistic curve     ◆         the curve followed by a bullet, bomb, missile, or other projectile, determined by the ballistic conditions, the propulsive force, and the action of gravity.

13559    ◆         ballistic deflection           ◆         the deflection of a missile as a result of its aerodynamic properties.

13560    ◆         ballistic density   ◆         a representative effective air density that would produce the same range for a projectile as the actual density distribution, expressed as a percentage of the density according to the standard artillery atmosphere.

13561    ◆         ballistic entry     ◆         the entry into the atmosphere by an unpropelled body.

13562    ◆         ballistic measurement      ◆         the measurement of the velocity and drag of a projectile by means of a ballistic pendulum, ballistic galvanometer, camera, or other such device.

13563    ◆         Ballistic Separator           ◆         A machine that sorts organic from inorganic matter for composting.

13564    ◆         ballistic table      ◆         the compilation of ballistic data from which trajectory characteristics are obtained.

13565    ◆         ballistic trajectory           ◆         the path of an unpowered object that moves only under the influence of gravity and atmospheric friction, with its surface providing no significant lift to alter its course.

13566    ◆         ballistic wave      ◆         the audible acoustic disturbance produced by the compression of the air ahead of a missile in its flight.

13567    ◆         ballistics ◆         the study of the motion and behavior of projectiles, missiles, rockets, bullets, and similar objects, and of the accompanying phenomena.

13568    ◆         BAMA   ◆         영국에오졸 제조자 협회  British aerosol manufacturers association

13569    ◆         banana plug       ◆         a single conductor plug with a spring-metal tip, resembling a banana, used on test leads or as terminals for plug-in components. Thus, banana jack.

13570    ◆         band     ◆         a demarcated region indicating the separation of a component from a mixture, as in gel electrophoresis or column chromatography.

13571    ◆         Band Application ◆         The spreading of chemicals over, or next to, each row of plants in a field.

13572    ◆         band brake        ◆         a brake consisting of a flexible band anchored at one end and wound partially around a drum; frictional force is applied by increasing tension in the band to tighten it around the drum.

13573    ◆         band clutch        ◆         a friction-type clutch, consisting of a fabric-lined steel band that is contracted at the periphery of the clutch rim by means of engaging gear.

13574    ◆         BAND NOISE      ◆         대역잡음 : 필터를 통과한 백색잡음

13575    ◆         BAND PRESSURE LEVEL   ◆         대역음압레벨 : 어떤 주파수대역내에 포함되는 음의 음압레벨.

13576    ◆         band saw           ◆         a power-driven endless toothed steel band running on revolving pulleys; used for cutting wood. Also, band mill, bandsawing machine.

13577    ◆         band selector     ◆         a switch that chooses any one of the bands in which a device, such as a receiver, is designed to operate, usually containing two or more sections to allow simultaneous changing in all tuning circuits. Also, BANDSWITCH.

13578    ◆         band wheel        ◆         a large flat pulley over which the main drive belt runs, transmitting power from the engine to the main crankshaft on a churn or cable-system drill.

13579    ◆         BAND WIDTH     ◆         대역폭 : 필너 등의 통과대역. 필터의 경우에는 2개의 차단주파수의 차 또는 옥파브로 나타냄

13580    ◆         banding ◆         any visible horizontal bands in a video picture that are caused by a defect in videotape recording heads.  Molecular Biology. the process of staining chromosomes to identify patterns of bands.  Petrology. the alternate layers of different materials arranged in a thin bed within sedimentary rocks.  Surgery. the process of encircling and binding with a thin strip of material

13581    ◆         bandpass           ◆         a range, usually expressed in hertz, that indicates the difference between the limiting frequencies at which a desired fraction of maximum output is obtained.

13582    ◆         bandpass amplifier          ◆         an amplifier that maintains an essentially uniform response when passing a selected band of frequencies.

13583    ◆         bandpass filter    ◆         a filter that freely passes signals having frequencies within specified nominal limits and rejects signals with frequencies outside those limits.

13584    ◆         bandpass response         ◆         an amplitude response that shows an essentially uniform value in a band between two frequencies and high attenuation outside the band.

13585    ◆         band-spread tuning        ◆         a tuning control on some receivers, in which stations are spread in a single band of frequencies over an entire tuning dial; it controls small variable capacitors connected in parallel with each main tuning capacitor.

13586    ◆         band-stop          ◆         the ability to suppress signals of a desired frequency or band of frequencies while passing all others.

13587    ◆         band-stop filter  ◆         a filter that passes signals with all frequencies except those between two specified cutoff frequencies. Also, band-rejection filter.

13588    ◆         bandswitching    ◆         a system of inductance or capacitance switching that allows a number of frequency bands to be covered by a single tuning dial.

13589    ◆         bang-bang circuit           ◆         in an analog computer, an operational amplifier with double feedback limiters driving a high-speed relay.

13590    ◆         banked winding  ◆         a method of winding radio-frequency coils in which single turns are wound successively in two or more layers in a flat outward spiral, with the entire winding proceeding from one end of the coil to the other without being returned.

13591    ◆         Banking ◆         A system for recording qualified air emission reductions for later use in bubble, offset, or netting transactions.(See: emissions trading.)

13592    ◆         bantam tube      ◆         a compact tube that has a standard octal base, but a glass envelope considerably smaller than the standard glass octal tube.

13593    ◆         BAP      ◆         Benefits Analysis Program

13594    ◆         BaP       ◆         Benzo(a)Pyrene

13595    ◆         BAPS     ◆         Baseline Air Pollution Station

13596    ◆         bar generator     ◆         a generator of pulses that are equally separated in time, synchronized by the synchronizing pulses of a television system; used to produce a stationary bar pattern as a test pattern for a television picture.

13597    ◆         bar linkage        ◆         a system of rigid members or bars joined at pivots with pins; used to transmit power or change direction. Also, LINK MECHANISM.

13598    ◆         bar pattern        ◆         a color pattern of repeating bars or lines produced by a bar generator for adjusting color television receivers.

13599    ◆         BAR RACK         ◆         바랙; 수처리에 사용되는 스크린

13600    ◆         Bar Screen         ◆         In wastewater treatment, adevice used to remove large solids.