환경 및 무역 관련용어 모음집 environmental and trade terms : 23701-23800

환경 및 무역 관련용어 모음집 environmental and trade terms : 23701-23800

번호                  용어                  해설

23701    ◆         noncrystallographic symmetry      ◆            symmetry within the asymmetric unit of a crystal structure. For example, the asymmetric unit of a crystalline protein may contain a dimer whose two subunits may have identical molecular structure, but, since they are not related by crystallographic symmetry, may have different environments. This noncrystallographic symmetry in proteins can be used as an aid in structure determination

23702    ◆         nondegenerate amplifier  ◆         a device in which signals are amplified to ultrahigh or microwave frequencies by pumping them with alternating current whose frequency exceeds twice the signal frequency.

23703    ◆         Non-degradation ◆         An environmental policy which disallows any lowering of naturally occurring quality regardless of preestablished health standards.

23704    ◆         nondestructive breakdown           ◆            the breakdown that can occur between the gate and the channel of a field-effect transistor without causing the device to malfunction.

23705    ◆         NONDIRECTIONAL MICROPHONE ◆            무지향성 마이크로폰 : 음파의 입사방향에 대해 감도가 대개 일정한 마이크로폰

23706    ◆         Nondischarging Treatment Plant   ◆            A treatment plant that does not discharge treated wastewater into any stream or river. Most are pond systems that dispose of the total flow they receive by means of evaporation or percolation to groundwater, or facilities that dispose of their effluent by recycling or reuse (e.g.., spray irrigation or groundwater discharge).

23707    ◆         NON-DISPERSIVE INFRARED METHOD            ◆         비분산 적외선분석법

23708    ◆         nonelectrolyte    ◆         any liquid or solid substance that resists the passage of an electric current, either in a solution or in its pure state, such as pure water, ethyl alcohol, or sucrose. Also, NONCONDUCTOR.

23709    ◆         nonfaradaic path ◆         a route followed by current traveling through an electrolytic solution, moved along by a continuous charging and discharging of stored energy (capacitance).

23710    ◆         NONFERROUS METALS    ◆         비철금속; 철을 함유하지 않은 금속

23711    ◆         Non-Ferrous Metals        ◆            Nonmagnetic metals such as aluminum, lead, and copper. Products made all or in part from such metals include containers, packaging, appliances, furniture, eletronic equipment and aluminum foil.

23712    ◆         NONFLOCCULATING PARTICLE      ◆            응집성이 없는 입자;

23713    ◆         NONFLOW SYSTEM         ◆         무교반퇴비화; 퇴비화공정중  교반이나 물질의 이동이 없는 반응기형태의 퇴비공법

23714    ◆         Nonfriable Asbestos-Containing Materials            ◆         Any material containing more than one percent asbestos (as determined by Polarized Light Microscopy) that, when dry, cannot be crumbled, pulverized, or reduced to powder by hand pressure.

23715    ◆         NON-HARMONIC COMPONENT   ◆            비조화성분 : 어떤 음의 성분에서 조화 성분이 아닌 성분

23716    ◆         Nonhazardous Industrial Waste    ◆            Industrial process waste in wastewater not considered municipal solid waste or hazardous waste under RARA.

23717    ◆         NONHAZARDOUS WASTE            ◆            일반 폐기물

23718    ◆         nonholonomic constraint ◆         in classicalMechanics, a constraint that is not holonomic; i.e., one that cannot be represented by generalized forces that are gradients of potential functions depending only on particle position.

23719    ◆         nonholonomic system     ◆         a mechanical system that is not holonomic; a system for which some or all of the constraint equations contain differentials dqi of the generalized coordinates that cannot be integrated and therefore cannot be used to reduce the number of coordinates to equal the number of degrees of freedom of the system in order to completely describe the motion, such as a coin rolling on a tabletop.

23720    ◆         nonhoming tuning system           ◆            a type of tuning system in which a motor rotating in the wrong direction will automatically right itself after it reaches the end of the dial.

23721    ◆         nonhypergolic    ◆         not igniting spontaneously on contact.

23722    ◆         nonideal            ◆         describing a chemical system that does not conform to the behavior established for an ideal system, such as the equation of state for perfect gases or Raoult's law for ideal solution behavior. Thus, nonideal gas, nonideal behavior.

23723    ◆         nonideal solution            ◆         a solution that shows a deviation from Raoult's law; i.e, the partial vapor pressure of its components is not exactly predictable from their mole fractions in the solution. Also, REAL SOLUTION.

23724    ◆         noninverting amplifier     ◆         an amplifier whose output signal is in phase with its input signal.

23725    ◆         Non-ionizing Electromagnetic Radiation            ◆         1. Radiation that does not change the structure of atoms but does heat tissue and may cause harmful biological effects. 2. Microwaves, radio waves, and lowfrequency elec- tromagnetic fields from high-voltage transmission lines.

23726    ◆         nonlinear acoustics         ◆         the study of nonlinear sonic and ultrasonic acoustic energy, using nonlinear differential equations to explain their behavior.

23727    ◆         nonlinear amplifier          ◆         a device in which a change in the input signal does not result in a proportional change in the output signal.

23728    ◆         nonlinear coupler           ◆         a device that produces an output signal whose frequency is a multiple of the input frequency wave, by coupling energy from the input circuit.

23729    ◆         nonlinear detection         ◆         a process that extracts information from a radio-frequency signal by exploiting a nonlinear device or circuit.

23730    ◆         nonlinear device ◆         a device in which a change in the applied voltage does not proportionally change the current. Also, nonlinear circuit component, nonlinear element.

23731    ◆         nonlinear distortion        ◆         the distortion that occurs when the amplitude of an output signal is not directly proportional to that of the input signal.

23732    ◆         nonlinear oscillator         ◆         a device that varies the frequency of an alternating current in response to an audio signal; commonly used in eavesdropping devices.

23733    ◆         nonlinear reactance         ◆         ㆍ the reaction of a coil when the voltage drop across it is not proportional to the rate of change in the current flowing through it.the reaction of a coil when the voltage drop across it is not proportional to the rate of change in the current flowing through it. ㆍ the reaction of a capacitor when the voltage drop across it is not proportional to the rate of change in its charge.the reaction of a capacitor when the voltage drop across it is not proportional to the rate of change in its charge.

23734    ◆         nonlinear vibration          ◆            vibration in a system such that the restoring and damping forces are not proportional to displacement and velocity; e.g., an oscillating system in which a spring hardens or weakens with increased displacement.

23735    ◆         NON-METHANE HYDROCARBON  ◆            비메탄계 탄화수소

23736    ◆         Non-Methane Organic Gases (NMOG)            ◆         The sum of all organic air pollutants. Excluding methane; they account for aldehydes, ketones, alcohols, and other pollutants that are not hydrocarbons but are precursors of ozone.

23737    ◆         Non-Nethane Hydrocabon (NMHC)            ◆         The sum of all hydrocarbon air pollutants except methane; significant precursors to ozone formation.

23738    ◆         non-Newtonian  ◆         describing systems or processes that do not conform to the theories of Sir Isaac Newton; i.e., the speeds involved are too high, and/or the particles are too small, for Newton's laws of motion to apply.

23739    ◆         NONPERSISTENT ORGANIC WASTES            ◆         분해성 유기폐기물; 유분, 저분자량 용제, 일부 생물학적 분해 폐기물등 분해가 용이한 폐기물을 지칭한다.

23740    ◆         NON-POINT SOURCE      ◆         비점오염원

23741    ◆         Non-Point Sources          ◆         Diffuse pollution sources (i.e., without a single point of origin or not introduced into a receiving stream from a specific outlet). The pollutants are generally carried off the land by storm water. Common non-point sources are agriclture, forestry, urban, mining, construction, dams, channels, land disposal, saltwater intrusion, and city streets.

23742    ◆         nonpolar           ◆         describing a substance that is composed of molecules with no permanent electric moment, having atoms that are bonded by shared electrons, nonelectrolytic in solution, and nonionizing in water.

23743    ◆         nonpolar (covalent) bond ◆         a bond in which the shared electron pair is equally attracted to both bonded atoms.

23744    ◆         nonpolar molecule          ◆         a diatomic molecule in which the positive and negative charges coincide instead of being separate.

23745    ◆         NONPOROUS DIFFUSERS ◆         비다공성 산기기

23746    ◆         Nonporous perforated hose diffuser            ◆         비다공성 구멍뚫린 호오스식 산기장치; 산기식 포기장치

23747    ◆         Nonporous perforated piping diffuser            ◆         비다공성 구멍뚫린 관식 산기장치; 산기식 포기장치

23748    ◆         Nonporous slotted tube diffuser   ◆            비다공성 슬롯 관식 산기장치; 산기식 포기장치

23749    ◆         Nonporous spargers        ◆         비다공성 스파져; 산기식 포기장치

23750    ◆         Nonporous static tube diffuser     ◆            비다공성 고정관식 산기장치; 산기식 포기장치

23751    ◆         Nonporous valved orifice diffuser  ◆            비다공성 밸프 오리피스; 산기식 포기장치

23752    ◆         Non-potable      ◆         Water that is unsafe or unpalatable to drink because it contains pollutants, contaminants, minerals, or infective agents.

23753    ◆         nonprotic solvent            ◆         a solvent that does not disassociate to produce protons.

23754    ◆         NONRADIATION RELAXATION      ◆            비복사이완  들뜬 원자나 분자가 여분의 에너지를 내놓고 바닥상태로 이완되는 메카니즘

23755    ◆         NONREACTOR SYSEM     ◆         퇴비단공법; 퇴비화공정중 닫힌 반응기 형태가 아닌 Open형식으로 대분류한 공정

23756    ◆         nonrelativistic mechanics ◆            Mechanics in which the particles under consideration move at speeds much slower than the speed of light. Similarly, nonrelativistic kinematics.

23757    ◆         Non-Road Emissions       ◆            Pollutants emitted by combustion engines on farm and construction equipment, gaso- line-powered lawn and garden equipment, and power boats and outboard motors.

23758    ◆         nonsegregated reservoir  ◆         a solution-gas-drive oil reservoir in which oil-gas separation does not occur as a function of height or upward movement.

23759    ◆         nonsegregating mixer      ◆         a particulate-solid mixer, such as a barrel mixer, whose predominating mechanisms are diffusive or shear mixing; baffles, blades, or internal rotating devices are used to improve the mixing action.

23760    ◆         NON-SPECIFIC SOURCE HAZARDOUS WASTES ◆         불특정 발생원 유해폐기물 폐유 : 폐용매처럼 불특정 발생원에서 발생 가능한 유해폐기물

23761    ◆         nonspherical nucleus       ◆         a deformed nucleus or a nucleus that, when at its lowest level of energy, appears to have an ellipsoidal shape.

23762    ◆         NON-STEADY NOISE       ◆         비정상소음

23763    ◆         nonstorage camera tube  ◆         a television camera tube in which the picture signal is proportional, at any given instant, to the intensity of illumination on the area of the scene being broadcast.

23764    ◆         nonsymmetrical aquifer   ◆         an irregular (neither radial nor linear) water-bearing formation in an oil reservoir.

23765    ◆         nonsynchronous timer     ◆         a device placed at the receiving end of a communications link to reestablish the time relationship between pulses when no timing pulses are sent.

23766    ◆         nonsynchronous transmission       ◆            a process that does not use a clock to control the spacing of signals that are transmitting data.

23767    ◆         nonsynchronous vibrator ◆         a device that interrupts a direct-current circuit at a frequency independent of other circuit factors and does not rectify the stepped-up alternating current that results.

23768    ◆         nonthermal decimetric emission   ◆            radiation detected from the planet Jupiter having wavelengths greater than 4 centimeters; the range between 5 centimeters and 1 meter is known to have almost constant radiation flux.

23769    ◆         Non-Transient Non-Community Water System  ◆         A public water system that regularly serves at least 25 of the same non-resident persons per day for more than six months per year.

23770    ◆         nonwetting phase           ◆         in a formation in which the reservoir fluid is two-phase (oil and water), the phase (oil) that does not wet the pore surfaces of the formation.

23771    ◆         No-Observed-Effect-Level (NOEL)  ◆            Exposure level at which there are no statistically or biological significant differences in the frquency or severity of any effect in the exposed or control populations.

23772    ◆         NOR circuit        ◆         a logic circuit in which all of the inputs must be the same in order to produce the opposite condition, so that if a high voltage is applied to all the gates the voltage across the transistor will be low; the inverse of an OR circuit. Also, NOR gate.

23773    ◆         NO-REGRETS MEASURES ◆         후회않기 조치 : 적어도 추가적 순 비용 없이 다른 순이익을 얻을 수 있는 조치

23774    ◆         NORM   ◆         Naturally Ocuurring Radioactive Material

23775    ◆         Normal (Axial) Stress (정상(축)스트레스)            ◆         본체에 평평하게 주어진 단위 면적당의 힘.  정상 스트레스는, 스트레스를 받는 면적으로 나누어진 힘으로서 수학 상기술이 된다.

23776    ◆         normal acceleration         ◆         the rate of change of velocity of a body in a direction normal to its velocity.

23777    ◆         normal axis        ◆         an imaginary line perpendicular to the symmetry axis of a body in flight, or to the axis colinear with the body's velocity.

23778    ◆         normal boiling point       ◆         the temperature at which a liquid substance boils at standard atmospheric pressure; e.g., 100°C for water.

23779    ◆         normal coordinate          ◆         any of a set of coordinates that simplify the equations of motion in such a way that each equation involves only one coordinate.

23780    ◆         normal dispersion           ◆         an increase of seismic wave period with increasing time.

23781    ◆         NORMAL DISTRIBUTION  ◆         정규분포

23782    ◆         NORMAL DOMESTIC WASTEWATER WITHOUT CONTRIBUTION FROM GROUND            ◆            분쇄한 부엌찌꺼기를 포함하지 않은 정상적인 생활폐수;                                                                                                                                                   KITCHEN WASTES

23783    ◆         normal force      ◆         the component of force that acts on a surface perpendicular to the surface, as opposed to the frictional force that acts parallel to the surface.

23784    ◆         normal freezing point      ◆         the temperature at which a liquid substance freezes at standard atmospheric pressure; e.g., 0°C for water.

23785    ◆         normal frequency           ◆         any frequency associated with a system's normal modes of vibration.

23786    ◆         normal impact    ◆         the impact of a projectile where the trajectory and the surface it strikes are directly perpendicular.

23787    ◆         normal magnetization curve         ◆            a curve representing the magnetization of an originally unmagnetized sample as a function of the magnetizing force, which is increased from zero to some upper limit.

23788    ◆         normal mass shift           ◆         the displacement among isotopes, caused by each having a different mass, that corresponds to the displacement that occurs when their mass is reduced.

23789    ◆         normal mode of vibration ◆         a vibration of a coupled system that occurs in such a way that every part of the system vibrates with the same frequency, and the value of one normal coordinate oscillates while the values of all the other normal coordinates remain fixed.

23790    ◆         normal operation            ◆         the operation of a boiler, pressure vessel, or other equipment, at or below the design environmental conditions of temperature and pressure.

23791    ◆         normal pitch      ◆         the distance between working faces of two adjacent gear teeth measured between the intersection of the line between the two faces.

23792    ◆         normal polarity   ◆         the natural remanent magnetism that is almost identical to the present ambient field.

23793    ◆         normal reaction  ◆         the perpendicular component of the force exerted by a surface on an object that contacts it.

23794    ◆         normal stress     ◆         the component of stress on a surface perpendicular to the surface.

23795    ◆         normality           ◆         the concentration of a solution expressed in equivalents of solute per liter of solution.

23796    ◆         normal-mode rejection ratio         ◆            the ability of an amplifier to reject unwanted signals at a given frequency.  : the frequency at which a digital direct-current voltmeter begins to reject the unwanted signals generated by an applied voltage.

23797    ◆         Norris-Eyring reverberation          ◆            an improvement on the Sabine equation for absorption, stating that RT = 0.049/S - ln(1 - a), where RT is the reverberation time for a 60-decibel decay, S is the surface area, and a is the absorption calculated with the Sabine coefficient.

23798    ◆         north pole or North Pole ◆         the point on the surface of the earth toward which a magnetic needle points; the geomagnetic pole in the Northern Hemisphere. Also, NORTH MAGNETIC POLE, NORTH GEOMAGNETIC POLE.

23799    ◆         nose radius        ◆         the radius of the rounded portion of the cutting edge of a tool.

23800    ◆         NOT circuit        ◆         a logic circuit in which the output is always the opposite of the input, so that if voltage applied to the gate is high the voltage across the output will be low, and vice versa. Also, not GATE, INVERTER CIRCUIT.