환경 및 무역 관련용어 모음집 environmental and trade terms : 222001-22100

환경 및 무역 관련용어 모음집 environmental and trade terms : 222001-22100

번호                  용어                  해설

22001    ◆         LD LO    ◆         The lowest dosage of a toxic substance that kills test organisms

22002    ◆         LD50     ◆         반치사농도; 시험생산에 있어서 50%의 치사량을 갖는 농도

22003    ◆         LDC      ◆         London Dumping Convention

22004    ◆         LDCRS   ◆         Leachte Detection, Collection, and Remival System

22005    ◆         LDD      ◆         Light-Duty Diesel

22006    ◆         LDDT     ◆         Light-Duty Diesel Truck

22007    ◆         LDDV    ◆         Light-Duty Diesel Vehicle

22008    ◆         LDGT     ◆         Light-Duty Gasoline Truck

22009    ◆         LDIP      ◆         Laboratory Data Integrity Program

22010    ◆         Ldlo      ◆         Lethal dose low; the lowest dose in an animal study at which lethality occurs.

22011    ◆         LDN      ◆         주야등가 소음레벨  Day-night average sound level

22012    ◆         LDPE     ◆         저밀도 폴리에틸렌; Low-density polyethylene

22013    ◆         LDR      ◆         Land Disposal Restrictions

22014    ◆         LDRTF    ◆         Land Disposal Restrictions Task Force

22015    ◆         LDS       ◆         Leak Detection System

22016    ◆         LDT       ◆         Lowest Dose Tested. Light-Duty Truck

22017    ◆         LDV      ◆         Light-Duty Vehicle

22018    ◆         LEA       ◆         저 과잉공기 연소  Low-excess-air firing

22019    ◆         LEACHANT         ◆         용출용매

22020    ◆         leachate ◆         the solution or soluble material that results from a leaching process.

22021    ◆         Leachate            ◆         Water that collects contaminants as it trickles through wastes, pesticides or fertilizers. Leaching may occur in farming areas, feedlots, and landfills, and may result in hazardous substances entering surface water, ground water, or soil.

22022    ◆         LEACHATE COLLECTION AND REMOVAL SYSTEM ◆         침출수 집배수설비, LCRS

22023    ◆         Leachate Collection System          ◆            A system that gathers leachate and pumps it to the surface for treatment.

22024    ◆         leaching ◆         specifically, the natural or artificial removal of soluble substances from rock, ore, or layers of soil by the action of percolating substances. Also, LIXIVIATION.

22025    ◆         Leaching            ◆         The process by which soluble constituents are dissolved and filtered through the soil by a percolating fluid. (See: leachate.)

22026    ◆         Lead      ◆         납은 지구상에 존재하는 소량의 푸른 회색의 금속에서 자연적으로 발생한다. 특별한 맛이나 냄새는 없다. 납은 우리를 둘러싼 모든 환경에서 존재한다. 대부분은 채광, 제조, 화석연료의 연소 등을 통해 인간이 일으킨다.        납은 많은 다양한 용도로 사용되며 가장 중요한 목적은 밧데리의 생산이다. 납은 또한 탄약, 금속제품(합금과 파이프), 지붕감에도 있으며 X레이를 차단하는 장치에도 존재한다.        건강의 관점에서 가솔린, 페인트, 세라믹 상품, 코킹, 파이프 합금 등에 있는 납은 최근에 많이 생산되고 있다.        ATSDRIC@cdc.gov

22027    ◆         Lead (Pb)           ◆         A heavy metal that is hazardous to health if breathed or swallowed. Its use in gasoline, paints, and plumbing compounds has been sharply restricted or eliminated by federal laws and regulations. (See: heavy metals.)

22028    ◆         lead citrate         ◆         a heavy metal salt used as a dye or stain to prepare specimens for transmission electron microscopy.

22029    ◆         Lead oxide의 특성 및 방제방법    ◆           

22030    ◆         Lead oxide의 특성 및 방제방법    ◆            주최 : 국립환경 연구원

22031    ◆         LEAD PALSY       ◆         납중독마비

22032    ◆         lead screw         ◆         a horizontal screw that changes rotation to longitudinal motion, for moving the tool carriage of a lathe when cutting threads or guiding the cutter of a disk recorder across the surface of an ungrooved disk.

22033    ◆         Lead Service Line            ◆         A service line made of lead which connects the water to the builing inlet and lead fitting connected to. it.

22034    ◆         lead sulfide cell  ◆         a device that converts energy from light in order to measure the intensity of infrared radiation.

22035    ◆         lead susceptibility           ◆         an increase in the octane number of gasoline due to lead additives, such as tetraethyl lead.

22036    ◆         lead-206            ◆         the stable isotope of lead formed as the end product of the uranium decay series

22037    ◆         lead-207            ◆         the stable isotope of lead formed as the end product of the actinium decay series.

22038    ◆         lead-208            ◆         the stable isotope of lead formed as the end product of the thorium decay series.

22039    ◆         lead-chamber process     ◆         the first large-scale process for producing sulfuric acid, in which a mixture of sulfur dioxide, air, steam, or water, and an oxide of nitrogen is contacted in lead-lined chambers, so that aChemical reaction of the ingredients with steam produces sulfuric acid.

22040    ◆         LEADED GASOLINE          ◆         유연휘발유

22041    ◆         leader    ◆         the high-ion-density channel in the atmosphere through which the first part of a lightning stroke propagates.

22042    ◆         leader stroke      ◆         the first stroke in a lightning discharge, consisting of a weakly luminous stepped leader that proceeds from a cloud to the ground and creates an ionized channel for the much more powerful return stroke.

22043    ◆         leading truck      ◆         the pivoting front wheel assembly of a locomotive.

22044    ◆         Leaf test ◆         입상여과 시험; 탈수시험 방법

22045    ◆         leakage  ◆         specifically, a condition in an ion-exchange process in which some of the unwanted ions are not removed by the solid, but remain in the liquid phase.

22046    ◆         leakage current   ◆         ㆍ the unwanted stray current that flows across the surface of an insulator or an insulating material.the unwanted stray current that flows across the surface of an insulator or an insulating material. ㆍ the current flowing between electrodes in a tube that does not flow across the interelectrode space.the current flowing between electrodes in a tube that does not flow across the interelectrode space. 3. current before a voltage is applied.current before a voltage is applied. 4. current that is traveling between energized parts of a circuit and ground.current that is traveling between energized parts of a circuit and ground.  Electricity. an undesirable, small direct current flowing through the dielectric in a capacitor.

22047    ◆         leakage halo      ◆         a pattern of anomalous distributions of one or more elements dispersed outward during formation of an ore body or other such concentration, usually by solutions moving below the earth's surface.

22048    ◆         leakage indicator ◆         a test instrument used to measure the amount of current leakage from an electric system or circuit.

22049    ◆         Leakage Rate 리크· 레이트 (기밀성)            ◆         특정의 시간 간격으로(에서), 실을 빠져 나갈 수 있다, 유체또는 가스의 최대의 비율. 리크레이트는, 유체또는 가스의 타입이 지정되고, 리크의 방향과 실의 위치가 통상 명시됩니다.

22050    ◆         leaking mode     ◆         an imperfectly confined seismic wave that loses energy at the upper and lower boundaries of the layer on which it is propagating. Also, LEAKY WAVE.

22051    ◆         leak-off rate       ◆         the rate at which the fluid used in hydraulic fracturing permeates the surrounding reservoir formation.

22052    ◆         Lease Squares Line (최소 제곱 직선)            ◆         잔여(편차)의2승의 합계가 최소한이 되는 직선.

22053    ◆         LEAST SQUARES METHOD           ◆            최소제곱법

22054    ◆         least-energy principle      ◆         a principle stating that the stable equilibrium of a system occurs in the configuration having the least potential energy. Also, PRINCIPLE OF LEAST ENERGY.

22055    ◆         least-squares method      ◆         the use of this method in crystal structure analyses, in which atomic coordinates and other parameters may be fitted to the observed intensities; ideally, there should be at least 10 measurements for each parameter to be determined. In a similar way, the least-squares criterion can be applied to the computation of a plane through a group of atoms.

22056    ◆         least-work theory            ◆         a theory stating that when forces are applied to an elastic system, the deflections of its parts are distributed so as to minimize the total work done by the forces.

22057    ◆         LEED [Leadership in Energy and environmental Design]     ◆         미국 그린빌딩위원회 (US Green Building)에서 개발, 시행하고 있는 친환경 건축물 인증제도. 지속가능한 대지계획, 수자원의 효율성, 에너지 및 대기, 재료 및 자원, 실내환경의 질, 혁신 및 설계과정 등이 평가 대상이다.

22058    ◆         Lefetime Average Daily Dose        ◆            Fegure for estimating excess lifetime cancer risk.

22059    ◆         left-hand rule     ◆         ㆍ a rule stating that for a conductor carrying a current, if the thumb of a person's left hand points along the direction of electron flow (opposite to the conventional current direction), the fingers will curl along the direction of the magnetic field lines.a rule stating that for a conductor carrying a current, if the thumb of a person's left hand points along the direction of electron flow (opposite to the conventional current direction), the fingers will curl along the direction of the magnetic field lines. ㆍ a rule stating that if the left middle finger, index finger, and thumb are set mutually perpendicular, then they will describe the relative directions of the current, magnetic field direction, and the force on a current-carrying conductor in a magnetic field, respectively.a rule stating that if the left middle finger, index finger, and thumb are set mutually perpendicular, then they will describe the relative directions of the current, magnetic field direction, and the force on a current-carrying conductor in a magnetic field, respectively.

22060    ◆         leg        ◆         a single cycle of a periodic motion in a wave train of a seismogram

22061    ◆         Legionella          ◆         A genus of bacteria, some species of which have caused a type of pneumonia called Legionaires Disease.

22062    ◆         Leighton tube     ◆         a test tube having a flat, rectangular part near the closed end, at which a single layer of cells can form.

22063    ◆         LEL       ◆         최소폭발한계  Lower explosive limit

22064    ◆         LEL       ◆         Lowest Effect Level. Lower Explosive Limit

22065    ◆         Lenard rays        ◆         the stream of electrons that passes through a thin glass or metallic foil window in a vacuum tube.

22066    ◆         Lenard tube       ◆         an early type of electron-beam tube, with a thin glass or metallic foil window at the end opposite the cathode, through which the electron beam passes into the atmosphere.

22067    ◆         lengthened dipole           ◆         an antenna element that has lumped inductance to compensate for end loss.

22068    ◆         Lennard-Jones potential (function) ◆            an approximate equation that predicts the potential force between two molecules on the basis of the distance between their centers; it is a difference of two terms, each involving reciprocal distances, one representing repulsion and the other attraction.

22069    ◆         LEP       ◆         Laboratory Evaluation Program

22070    ◆         LEPC     ◆         Local Emergency Planning Committee

22071    ◆         LEQT     ◆         등가소음레벨  Equivalent continuous A-weighted sound pressure level

22072    ◆         LERC     ◆         Local Emergency Response Comittee

22073    ◆         LEV       ◆         Low Emissions Vehicle

22074    ◆         level      ◆         the relative intensity of a sound.

22075    ◆         level compensator           ◆         ㆍ a device that minimizes the effects of amplitude variations in an incoming signal.a device that minimizes the effects of amplitude variations in an incoming signal. ㆍ in a telegraph circuit, a device that prevents oscillations in the amplitude of an input signal from affecting the output of the receiving system.in a telegraph circuit, a device that prevents oscillations in the amplitude of an input signal from affecting the output of the receiving system.

22076    ◆         level converter    ◆         a circuit that changes the output levels of a logic device to different input levels that are required by the logic device that follows it.

22077    ◆         level measurement          ◆         the strength of an electronic signal in decibels or nepers.

22078    ◆         Level of Concern (LOC)    ◆         The concentration in air of an extremely hazardous substance above which there may be serious immediate health effects to anyone exposed to it for short periods

22079    ◆         LEVEL OF TREATMENT     ◆         처리수준;

22080    ◆         LEVEL RECORDER            ◆         레벨 기록기 : 소음의 변화를 기록계에 기록시키도록 만들어진 것

22081    ◆         level Sensor ( 수위센서 ) ◆         탱크내 등에 들어있어, 수위에 의해 신호를 내고, 다른 기기를 제어하는 디바이스

22082    ◆         level shifting      ◆         the process of changing the logic level at the point of connection between two different semiconductor logic systems.

22083    ◆         level valve          ◆         a valve that is regulated with the use of a level; it moves through a maximum arc of 180°.

22084    ◆         LEVELING SOLVENT         ◆         평준화 용매

22085    ◆         Levenstein process          ◆         a process used to produce mustard gas from ethene and sulfur chloride.

22086    ◆         leverage ◆         the mechanical advantage of a lever; equal to the length of the arm to which force is applied divided by the length supporting the load.

22087    ◆         Levich equation  ◆         an equation that describes the effect of several variables (rotation rate, concentration, kinetic viscosity) on the current at a rotating-disk electrode.

22088    ◆         levitated vehicle  ◆         any vehicle that moves at a vertical distance above an electrically conducting path, usually made possible by magnetic action.

22089    ◆         levorotatory form            ◆         the isomer of a compound that rotates the plane of vibration of plane-polarized light counterclockwise, or to the left, to be distinguished from the dextro form which involves clockwise rotation.

22090    ◆         Lewis theory       ◆         the theory that any chemical substance that can accept a pair of electrons is an acid, and any chemical substance that can donate a pair is a base.

22091    ◆         LEZ (Low Emission Zone) ◆         가스배출 차량에 범칙금을 부과하는 유럽·일본식 운행 제한지역을 의미한다.

22092    ◆         LFG       ◆         Landfill Gas

22093    ◆         LFG Land Fill Gas            ◆         쓰레기 매립지에서 발생하는 매립가스. 난지도 매립지의 매립가스를 지역난방 연료로 활용하여 상암 택지개발지구와 2002년 월드컵 주경기장에 대한 냉, 난방열을 공급할 예정이다.

22094    ◆         LFG, LANDFILL GAS         ◆         매립지 발생가스

22095    ◆         LFL        ◆         Lower Flammability Limit

22096    ◆         LGR       ◆         Local Governments Reimbursement Program

22097    ◆         LHDDV  ◆         Light Heavy-Duty Diesel Vehicle

22098    ◆         L-head engine    ◆         an internal combustion engine that has intake and exhaust valves on one side of the engine block, with valves that are operated by a single camshaft.

22099    ◆         LHV      ◆         저위발열량; 연소시 발생한 수분이 수증기화 되었을때의 발열화. Low heating value

22100    ◆         LI          ◆         Langelier Index