환경 및 무역 관련용어 모음집 environmental and trade terms : 27301-27400

환경 및 무역 관련용어 모음집 environmental and trade terms : 27301-27400

번호                  용어                  해설

27301    ◆         self-bias ◆         a bias voltage for a transistor or vacuum tube terminal produced by direct current flowing in an external resistor. Also, C BIAS, AUTOMATIC GRID BIAS.

27302    ◆         self-biasing bias  ◆         the addition of sound to a recording, especially a high-frequency signal, to produce full frequency coverage and prevent distortion due to the lack of a signal. Also, BIAS COMPENSATION.

27303    ◆         SELF-CEMENTING TECHNIQUES    ◆            자가 시멘트화법(폐, 고화처리법 종류)

27304    ◆         self-centering chuck        ◆         a lathe chuck that, when closed, maintains concentric positioning by means of scroll or radial screws. Also, UNIVERSAL CHUCK.

27305    ◆         self-cleaning       ◆         describing any mechanism designed to clean itself.

27306    ◆         self-energizing brake       ◆         a braking mechanism that is designed to reinforce its power by applying friction between its lining and the drum.

27307    ◆         self-excited oscillator       ◆         a device that generates an alternating current entirely from the direct voltages applied to its electrodes and uses its own resonant circuits, rather than a crystal, to control frequency.

27308    ◆         SELF-INDUCED SPRAY SCRUBBER  ◆            자기유도 살수세정기 : 세정집진기의 한 종류로서Orifice scrubbers 로도 불림

27309    ◆         self-induced vibration      ◆            oscillations of a system due to the conversion of nonoscillatory excitation to oscillatory excitation within the system. Also, SELF-EXCITATED VIBRATION.

27310    ◆         self-induction     ◆         the generation of a voltage in a circuit due to self-inductance, the polarity of which tends to oppose the changing current in the circuit

27311    ◆         SELF-IONIZATION            ◆         자체 이온화; 양쪽성 용매의 특징으로 이를 통해 이온 화학종의 쌍을 생성한다

27312    ◆         self-noise           ◆         ㆍ for a sound system, noise that is introduced to the recording or reproduction of the sound by the system itself.for a sound system, noise that is introduced to the recording or reproduction of the sound by the system itself. ㆍ the underwater noise that originates on a vessel and is detected on it.the underwater noise that originates on a vessel and is detected on it.

27313    ◆         self-propelled     ◆         of or relating to the ability to achieve motion or power without the aid of external help.

27314    ◆         self-pulsing        ◆         of a device, employing a special circuit to automatically start and stop oscillation at the pulsing rate.

27315    ◆         self-quenched detector    ◆         a circuit that amplifies a radio signal until it exceeds an audio frequency, then cuts it off; used to prevent a squealing condition in a receiver.

27316    ◆         self-quenching oscillator  ◆         a circuit in which the generation of alternating current is intermittently switched off by the buildup of direct currents.

27317    ◆         self-reversal        ◆         the acquisition by a rock of a remanent magnetism opposite in polarity to the ambient magnetic field at the time of formation.

27318    ◆         self-saturation    ◆         the process of connecting half-wave rectifiers to a magnetic amplifier in order to obtain a higher voltage and a quicker response time.

27319    ◆         self-scanned image sensor           ◆            a device that produces a television signal from an image without using an electron beam.

27320    ◆         self-starter         ◆         a device, usually an electric motor driven by a battery, that starts an internal-combustion engine automatically.

27321    ◆         Seliwanoff's test  ◆         a colorimetric method of analysis used to identify ketosis by the development of a red color when the test sample is mixed with resorcinol in dilute hydrochloric acid.

27322    ◆         Selwood engine  ◆         an engine whose block is rotated by the action of two curved pistons opposite each other at 180° running in toroidal tracks.

27323    ◆         SEM      ◆         Standard Error of the Means

27324    ◆         Semenov number 1         ◆         a dimensionless quantity that equals a mass transfer constant divided by a reaction rate constant. Also, SM, SCHMIDT NUMBER ㆍ

27325    ◆         SEMI DRY REACTOR SYSTEM        ◆            반건식 반응탑(소각로)

27326    ◆         semianechoic room         ◆         a small room with a live-end-dead-end that absorbs most of the sound, preventing excessive reverberations, but does allow controlled echoes in certain areas.

27327    ◆         semiautomatic transmission         ◆            an automobile transmission system that assists an operator in shifting from one gear to another.

27328    ◆         semichemical pulping      ◆         a paper industry pulping process that uses a mildChemical treatment to partially remove lignin and soften the wood, then completes the fiber separation mechanically.

27329    ◆         semiclosed-cycle gas turbine        ◆            a heat engine in which only a portion of the expanded gas is recirculated.

27330    ◆         semiconductor device      ◆         any of a wide variety of devices that employ the electrical properties of semiconductor materials, such as silicon, to control the flow of electrons; such devices include diodes, photocells, and transistors.

27331    ◆         semiconductor diode       ◆         a two-terminal device incorporating a semiconductor.

27332    ◆         semiconductor heterostructure     ◆            a design that joins two different semiconductors to achieve electrical characteristics not found in the individual conductors; used primarily in lasers and solar cells.

27333    ◆         semiconductor junction   ◆         the transitional region in a semiconductor that lies between materials with different electrical properties.

27334    ◆         semiconductor thermocouple       ◆            a thermocouple made up of a semiconductor device that can operate at extremely high temperatures.

27335    ◆         semiconductor-diode parametric amplifier            ◆         a parametric amplifier that employs a semiconductor diode as the parametric (varying reactance) device.

27336    ◆         Semi-Confined Aquifer    ◆         An aquifer partially confined by soil layers of low permeability through which re- charge and discharge can still occur.

27337    ◆         semidiesel engine           ◆         ㆍ a diesel engine that does not use compressed air to inject fuel.a diesel engine that does not use compressed air to inject fuel. ㆍ an internal-combustion engine whose fuel is ignited by spraying it onto a heated surface or by igniting a portion of the charge in an uncooled portion of the combustion chamber.an internal-combustion engine whose fuel is ignited by spraying it onto a heated surface or by igniting a portion of the charge in an uncooled portion of the combustion chamber.

27338    ◆         semifloating axle ◆         an automobile axle that carries wheel loads and torques at its outer end.

27339    ◆         SEMIMICRO BALANCE     ◆         반미량 저울 : 0.01mg 의 정밀도를 10-30g의 최대용량을 갖음

27340    ◆         semimicroanalysis           ◆         an analysis in which the sample weighs between 10 and 100 milligrams.

27341    ◆         semiquinone      ◆         any of the class of free radicals formed as intermediates in the oxidation of a hydroquinone to a quinone.

27342    ◆         Semisolid liquid  ◆         반고형 액체

27343    ◆         semisubmersible rig        ◆         a self-propelled barge mounted on partially submerged legs supported on underwater pontoons that serves as a work base in deep offshore drilling.

27344    ◆         semitone           ◆         a half-step separation between two subsequent tones in a Pythagorean (tempered) musical scale, with a frequency interval ratio of 256/243 rather than the 9/8 ratio of a whole step. Also, HALF TONE, HALF STEP

27345    ◆         semitransparent photocathode      ◆            an electrode that generates electricity on one side when its opposite side is struck by light.

27346    ◆         Semivolatile Organic Compounds  ◆            Organic compounds that volatilize slowly at standard temperature (20 degrees C and 1 atm pressure).

27347    ◆         Senescence        ◆         The aging process. Sometimes used to describe lakes or other bodies of water in advanced stages of eutrophication. Also used to describe plants and animals.

27348    ◆         sensation unit    ◆         a unit based on a signal level expressed in decibels, computed by the equation dB = 20 log I/I0, where I is the measured sound intensity, and I0 is the reference sound; used for units such as the phon.

27349    ◆         sense amplifier   ◆         ㆍ a circuit that detects low-level voltage, which it then increases to the level required by the system.a circuit that detects low-level voltage, which it then increases to the level required by the system. ㆍ a circuit that detects and adjusts for changes in a radio signal's phase or voltage.a circuit that detects and adjusts for changes in a radio signal's phase or voltage.

27350    ◆         SENSIBLE HEAT   ◆         물체온도 자체에 의한 열

27351    ◆         Sensing Element (검출 소자)         ◆            트랜스듀서의 검출 소자부는, 온도 보상 회로, 또는 기타의 지지· 교정용부품또는 앗센브리를, 포함하는 것도 이율인하포함하지 않는 것도 있습니다. 검출 소자는 통상, 증폭기와 기타의 신호 조정앗센브리를 포함하지 않습니다.

27352    ◆         Sensing Elements (검출 소자)       ◆            매체를 검출하고, 그 매체에 대하여 기계적, 저항적, 또는 기타의 측정가능한 출력으로 응답한다, 검출 기기의 물리적인 부분.  트랜스듀서에서는, 트랜스듀서의 검출 소자부는 저항또는 변환 소자가 갖춰진 트랜스듀서의 기계적인 검출부로서 정의된다.

27353    ◆         sensistor            ◆         a device whose resistance to current is determined by temperature, power, and time.

27354    ◆         sensitivity           ◆         a rating for a transducer, such as a microphone or loudspeaker, which relates output voltage to input sound, or vice versa, usually in terms of volts and micropascals.

27355    ◆         SENSITIVITY ANALYSIS     ◆         감응도 분석

27356    ◆         sensitivity time control     ◆         a circuit that increases a radar receiver's sensitivity after a pulse has been transmitted, so that reflections from distant objects are received and those of nearby objects are obscured.

27357    ◆         Sensitization (감작성)       ◆         반복되는 생체 접촉에 의해 일어날 수 있는 피부 장애로서, 화학물질 등에 대한 일종의 알레르기 반응. 감작성은 피부의 면역반응에 기인해 일어나는 증상으로서 개인 간의 반응 차이가 큰 것이 특징이다. 장기간에 걸쳐 사용하는 화장품을 비롯해 의약품 등의 안전 성을 평가하기 위한 중요한 시험항목 가운데 하나이다. 화학 물질 독성시험에서는 과민성이라는 표현을 사용하고 있다.

27358    ◆         SEP       ◆         Standard Evaluation Procedures

27359    ◆         SEP       ◆         Supplementary Environmental Project

27360    ◆         SEPA(State Environmental Protection Agency) ◆         중국국가환경보호총국

27361    ◆         SEPARATE SEWER            ◆         분류식 하수관거; 하수, 폐수, 우수가 별도로 들어오는 관거

27362    ◆         Separate sludge digestion            ◆            슬러지 분리 소화; 혐기성 슬러지 소화 공법

27363    ◆         Separate-stage nitrification process            ◆         분리식 질산화공정; 활성슬러지의 변법으로 분리된 반응조가 질산화에 쓰임

27364    ◆         separating power            ◆         the ability of a process or system to achieve a certain separation.

27365    ◆         SEPARATION EFFICIENCY  ◆         선별효율

27366    ◆         separation energy           ◆         the amount of energy required to dislodge a particle, such as a proton or a neutron, from a nucleus.

27367    ◆         separation filter  ◆         a filter circuit with two outputs that separates one band of frequencies from another; for example, to transmit carrier and voice frequencies over different communication paths.

27368    ◆         separative work unit        ◆         a measure of the work required to divide a quantity of isotopic mixture into two parts, with one having a greater fraction of the desired isotope.

27369    ◆         separator           ◆         a layer of material in a battery or capacitor that is used to prevent the battery's positive or negative poles, or capacitor plates, from coming into direct physical contact.  : a circuit that removes one type of signal from another type.  Engineering.  ㆍ a machine that divides materials with different specific gravities.a machine that divides materials with different specific gravities. ㆍ a device that intercepts moisture and condensation before steam reaches the turbines in a power plant.a device that intercepts moisture and condensation before steam reaches the turbines in a power plant.       :  ㆍ a support device in a ball-bearing race that keeps an equal separation distance between the balls or rollers. Also, CAGE.a support device in a ball-bearing race that keeps an equal separation distance between the balls or rollers. Also, CAGE. ㆍ any process vessel used to separate two or more phases of an operation.any process vessel used to separate two or more phases of an operation.       : a pressure vessel used to separate the gaseous and liquid components of reservoir fluids into gas, oil, and water. Also, GAS SEPARATOR, GAS-OIL SEPARATOR, OIL-FIELD SEPARATOR, OIL-GAS SEPARATOR, OIL SEPARATOR.

27370    ◆         separatory funnel            ◆         a glass funnel container with a stopcock that allows venting and controlled draining of liquids; used in an extraction process to separate two immiscible liquids.

27371    ◆         SEPTAGE            ◆         정화조에서 나오는 부패성 물질

27372    ◆         Septic System     ◆         An on-site system designed to treat and dispose of domestic sewage. A typical septic system consists of tank that receives waste from a residence or business amd a system of tile lines or a pit for disposal of the liquid effluent (sludge) that remains after decomposition of the solidis by bacteria in the tank and must be pumped out periodically.

27373    ◆         SEPTIC TANK      ◆         부패조, 정화조

27374    ◆         Septic Tank        ◆         An underground storage tank for wastes from homes not connected to a sewer line. Waste goes directly from the home to the tank. (See: septic system.)

27375    ◆         SEPWC  ◆         Senate Environment and Public Works Comittee

27376    ◆         sequenator         ◆         an automatic device used to determine the amino-acid sequences of proteins or peptide fragments.

27377    ◆         SEQUENCING BATCH REACTOR     ◆            연속 회분식 반응조; SBR, 탄소성 유기물 제거에 쓰이는 주요한 부유성장 생물학적 처리공정

27378    ◆         sequential control chart  ( 시케엔스그림 )            ◆         기기의 그림기호를 이용해 전개식으로 표현한 전기그림. 회로의  동작 내용과 전류의 흐름을 보는 에에 편리.

27379    ◆         sequential logic element  ◆         a logic device in which the output at any instant is determined by the input at that instant and the sequence of inputs that preceded it.

27380    ◆         sequestering agent          ◆            specifically, a phosphate compound that functions as a builder of complex ions, thus reducing the number of free ions in solution.

27381    ◆         SERC     ◆         State Emergency Planning Commission

27382    ◆         SERIES   ◆         직렬형(수) ? 시스템구성

27383    ◆         series feed         ◆         a method for powering an electron tube by applying direct current and alternating current in series.

27384    ◆         series loading     ◆         the placement of reactive elements in series with conductors along a transmission line in order to improve performance.

27385    ◆         series peaking    ◆         the placement of a small inductor coil in series with a resistor in a video amplifier to produce a high-frequency response that is capable of compensating for a power loss

27386    ◆         series termination error   ◆         an effect that results from a limitation in the number of terms in a Fourier series. Ideally, an infinite amount of data is required in a Fourier series; in practice, only a finite number of data are measured in a diffraction pattern. This causes a truncation of the Fourier series, and peaks in the resulting Fourier syntheses may be surrounded by series of ripples, which are especially noticeable around a heavy atom. The use of difference syntheses obviates most of the effects of series termination errors.

27387    ◆         series transistor regulator ◆         in a DC power supply, a transistor placed in series with the output voltage independent of the current.

27388    ◆         Series trickling filter activated sludge process  ◆         살수여상-활성슬러지공법; 호기성혼합처리공정

27389    ◆         serrated pulse    ◆         a signal that is divided into a series of short pulses in order to synchronize the vertical and horizontal elements of a television picture.

27390    ◆         serrodyne          ◆         a device that changes the frequency of a signal by means of a phase shift or a time delay.

27391    ◆         SERVICE CONNECTION TAP          ◆            급수전; 급수관의 말단에 설치하는 수도꼭지

27392    ◆         Service Connector           ◆         The pipe that carries tap water from a public water main to a building.

27393    ◆         SERVICE INSTALLATION   ◆         급수장치; 수요자에게 음료수를 공급하기 위해서 수도사업자가 설치한 배수관에서 분기한 급수관이나 이것에 직접 연결한 급수용구

27394    ◆         Service Line Sample        ◆         A one-liter sample of water that has been stnding for at least 6 hours in a service pipeline and is collected according to federal regulations.

27395    ◆         Service Pipe       ◆         The pipeline extending from trhe water main to the building served or to the consumer's system.

27396    ◆         servo amplifier   ◆         the component that increases the amount of energy stored in a servomoter before it is used to power a mechanical device, known as a servomechanism.

27397    ◆         servo brake        ◆         a braking mechanism whose braking power is enhanced by a power-driven mechanism or by an increase of pressure on one of the shoes by the motion of the vehicle.

27398    ◆         SERVO SYSTEM  ◆         자동보조장치 : 작은 전기적 신호에 의하여 기계적 시스템이 영점 위치로 돌아가게 하는 장치

27399    ◆         servoarm attachment       ◆         a device that augments the maximum distance the manipulator of a robot can travel.

27400    ◆         servovalve          ◆         a valve used to switch large quantities of fluids from one part of a hydraulic system to another with a comparatively small amount of initial force.

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