환경 및 무역 관련용어 모음집 environmental and trade terms : 28701-28800

환경 및 무역 관련용어 모음집 environmental and trade terms : 28701-28800

번호                  용어                  해설

28701    ◆         SUBBASE           ◆         기반; 매립지 복토층 구성층

28702    ◆         subbottom reflection       ◆         the reflection of sound waves back from below the sea bottom.

28703    ◆         subcarrier oscillator         ◆         ㆍ in a color television receiver, the crystal oscillator that operates at the chrominance subcarrier or burst frequency of 3.58 MHz.in a color television receiver, the crystal oscillator that operates at the chrominance subcarrier or burst frequency of 3.58 MHz. ㆍ in a telemetering system, an oscillator used to translate variations in an electrical quantity into variations of an FM signal at a given subcarrier frequency.in a telemetering system, an oscillator used to translate variations in an electrical quantity into variations of an FM signal at a given subcarrier frequency.

28704    ◆         Subchronic        ◆         Of intermediate duration, usually used to describe studies or periods of exposure lasting between 5 and 90 days

28705    ◆         Subchronic Exposure       ◆         Multiple or continuous exposures lasting for approximately ten percent of an experimental species lifetime, usually over a three-month period.

28706    ◆         subclutter visibility          ◆         ㆍ a measure of the effectiveness of moving-target indication radar, equivalent to the ratio of the signal from a fixed target that can be canceled to the signal from a just-visible moving target.a measure of the effectiveness of moving-target indication radar, equivalent to the ratio of the signal from a fixed target that can be canceled to the signal from a just-visible moving target. ㆍ broadly, the ability of a radar to see through clutter.broadly, the ability of a radar to see through clutter.

28707    ◆         subcompound    ◆         a compound in which an element exhibits a lower valency than is found in its other, more common compounds.

28708    ◆         subcycle generator          ◆         a frequency-reducing device employed in telephone equipment to furnish ringing power at a submultiple of the power-supply frequency.

28709    ◆         subharmonic triggering   ◆         a method of frequency division that uses a triggered multivibrator having a period of one cycle, allowing triggering by a pulse that is an exact integral number of input pulses from the last effective trigger only.

28710    ◆         sublimate           ◆         the product obtained from sublimation.

28711    ◆         sublimatography ◆         fractional sublimation in which a solid mixture is separated into bands along a condensing tube with a temperature gradient.

28712    ◆         submarine oscillator        ◆         a powerful diaphragm horn used to produce intense sound signals underwater.

28713    ◆         Submerged Aquatic Vegetation     ◆            Vegetation that lives at or below the water surface; an important habitat for young fish and othr aquatic organisms.

28714    ◆         SUBMERGED DIFFUSED AIR NONPOROUS AERATOR           ◆         수중 산기식 무공극 폭기장치 ; 수처리중 폭기시 사용되는 장치

28715    ◆         SUBMERGED DIFFUSED AIR STATIC TUBE MIXER AERATOR ◆         수중 산기식 정적튜브 폭기장치 ; 수처리중 폭기시 사용되는 장치

28716    ◆         SUBMERGED DIFFUSED POROUS AERATOR            ◆         수중 산기식 다공 폭기장치 ; 수처리중 폭기시 사용되는 장치

28717    ◆         SUBMERGED JET AERATOR           ◆            수중 제트식 폭기장치 ; 수처리중 폭기시 사용되는 장치

28718    ◆         SUBMERGED SPARGER TURBINE AERATOR            ◆         수중 터어빈식 폭기장치 ; 수처리중 폭기시 사용되는 장치

28719    ◆         SUBMERGED TYPE           ◆         침수형

28720    ◆         submersible       ◆         able to be submerged; able to operate effectively while underwater.

28721    ◆         submersible pump          ◆         a centrifugal pump unit, usually driven by electricity and made of corrosion-resistant bronze and stainless steel with sealed motor stator windings, that can be operated underwater.

28722    ◆         SUBMICRON      ◆         마이크로 이하

28723    ◆         subminiature tube           ◆         any small electron tube generally used in miniaturized equipment, typically about 4 centimeters long and 1 centimeter in diameter

28724    ◆         SUBSIDENCE INVERSION  ◆         침강역전; 고기압 중심부분에서 기층이 서서히 침강하면서 기온이 단열변화로 승온되어서 발생하는 현상

28725    ◆         SUBSIDIARY BODY ON SCIENTIFIC, TECHNICAL AND TECHNOLOGICAL ADVICE            ◆            과학 기술자문보조기구  생물다양성 협약과 이행과 관련된 과학, 기술적 자문을 당시 국회나 보조기구에 제공하기 위하여 설치된 기구

28726    ◆         subsolvus          ◆         a substance that forms more than one solid phase from an original homogeneous phase.

28727    ◆         substitute technology      ◆         대체기술

28728    ◆         substitution reaction       ◆         a reaction in which one or more atoms replace another atom or group of atoms in a molecule.

28729    ◆         substrate           ◆         the support material on which an integrated circuit is constructed or to which it is attached.

28730    ◆         Substrate utilization rate  ◆         기질소비율 ; rs, 단위부피, 단위시간당 소비되는 기질량

28731    ◆         substratum        ◆         another term for the subsoil.  Biology. the base on which a nonmotile organism lives. Geology. any solid layer occurring beneath the true soil or superficial deposits.

28732    ◆         SUBSURFACE BARRIERS   ◆         연직차수벽

28733    ◆         SUBSURFACE FLOW SYSTEM         ◆            지하흐름법; SFS, 폐수의 자연처리방법중 인공습지법의 하나

28734    ◆         SUBSURFACE RUNOFF     ◆         지표하 유출, 중간유출

28735    ◆         Subsurface soil disposal field       ◆            지중 토양처분법;

28736    ◆         SUBSURFACE WATER       ◆         복류수(=RIVER GALLERY WATER, RIVER BED WATER), 지중수

28737    ◆         subsurface wave ◆         an electromagnetic wave that propagates through land or water rather than on the earth's surface; attenuation is significant for such waves above about 35 kilohertz.

28738    ◆         subtractor          ◆         an operational amplifier circuit whose output is determined by the difference between the input signals.

28739    ◆         SUBTROPICAL HIGH PRESSURE BELT            ◆         아열대고기압대

28740    ◆         Subwatershed     ◆         Topographic perimeter of the catchment area of a stream tributary. Sulfur Dioxide (SO2): A pungent, colorless, gasformed primarily by the combustion of fossil fuels; becomes a pollutant when present in large amounts.

28741    ◆         successive-fracture treatment       ◆            the use of a series of fracturing operations in a new zone of an oil reservoir.

28742    ◆         sucker rod         ◆         one of a string of steel rods that connect a downhole oil-well pump to a pumping jack on the surface.

28743    ◆         sucker-rod pump ◆         a pump with a cylinder-piston arrangement, used to drive oil into the tubing of a well and subsequently to the surface.

28744    ◆         sucrose gradient centrifugation     ◆            a technique that separates biological components from cellular homogenates by centrifugation with a density gradient of sucrose.

28745    ◆         suction lift         ◆         the inlet head required for a pump to raise the liquid from a supply well to the level of the pump. Also, suction head.

28746    ◆         suction pump     ◆         a type of pump often used for raising or moving water, in which atmospheric pressure pushes the fluid to be raised into the partial vacuum under a retreating valved piston on the upstroke, while a nonreturn valve in the pipe prevents reflux.

28747    ◆         suction stroke     ◆         a piston stroke that draws a fresh charge into the cylinder of an engine or the receiver tank of a compressor. Also, INDUCTION STROKE, INTAKE STROKE.

28748    ◆         suction-cutter dredger     ◆         a dredger in which rotary blades cut and loosen the material to be drawn up by suction for excavation.

28749    ◆         Suctoria ◆         흡관충류; 유시에는 섬모를 가지고 성장하면 없어지고 인공위성 형상으로 안테나 같은 것이 달려 있는 원생동물

28750    ◆         sudden commencement   ◆         a series of magnetic storms that begin rapidly and simultaneously all over the earth.

28751    ◆         sudden ionospheric disturbance    ◆            a disturbance of the ionosphere that begins within a few minutes after the appearance of a solar flare, causing a disruption in long-distance, short-wave communications.

28752    ◆         Suhl effect         ◆         a process by which the holes injected into an N-type semiconducting filament are deflected to the surface when a strong transverse magnetic field is applied to the filament; the holes may then recombine rapidly with electrons or be withdrawn by a probe.

28753    ◆         SULEV(초저공해자동차)    ◆         Super Ultra-low Emission Vehicle    극히 적은 배출가스를 배출하는 자동차로, 초저공해자동차 또는 ULEV(Ultra Low Emission Vehicle)라고도 한다.

28754    ◆         sulf-      ◆         a prefix used in naming chemical compounds, indicating the presence of divalent sulfur or of a sulfo group.

28755    ◆         sulfamate           ◆         a salt of sulfamic acid.

28756    ◆         sulfate   ◆         a salt of sulfuric acid; a compound containing the sulfate group, (SO4)-2, such as magnesium sulfate, MgSO4, or calcium sulfate, CaSO4. Also, SULPHATE.

28757    ◆         sulfate pulping   ◆         aChemical procedure to carry out the sulfate process; i.e., to solubilize and remove the lignin portion of wood for paper pulp. Also, KRAFT PROCESS, KRAFT PULPING

28758    ◆         SULFATE REDUCTION       ◆         황산염환원

28759    ◆         sulfation            ◆         ㆍ the formation of lead sulfate, PbSO4, in a lead storage battery.the formation of lead sulfate, PbSO4, in a lead storage battery. ㆍ the formation of sulfuric acid esters from alcohols or olefins.the formation of sulfuric acid esters from alcohols or olefins

28760    ◆         sulfhydrate         ◆         ㆍ the HS- anion.the HS- anion. ㆍ a salt containing this anion.a salt containing this anion.

28761    ◆         sulfhydryl compound      ◆         a compound containing the -SH group. Also, THIO COMPOUND.

28762    ◆         sulfhydryl group ◆         the -SH group. Also, MERCAPTO GROUP.

28763    ◆         sulfide   ◆         any compound of sulfur and another element, usually made by direct reaction of the elements; heavy metal sulfides are generally insoluble.

28764    ◆         sulfo-    ◆         a prefix used in naming chemical compounds, indicating the presence of divalent sulfur or of a sulfo group.

28765    ◆         sulfofication       ◆         in soils, the formation of sulfates by bacterial action resulting in the oxidation of sulfur and its compounds.

28766    ◆         sulfonate           ◆         ㆍ to treat an aromatic hydrocarbon with fuming sulfuric acid.to treat an aromatic hydrocarbon with fuming sulfuric acid. ㆍ a salt or ester of sulfonic acid, containing the SO2-O structural group.a salt or ester of sulfonic acid, containing the SO2-O structural group.

28767    ◆         sulfonic ◆         containing a sulfo group.

28768    ◆         sulfonium          ◆         the group H3S+.

28769    ◆         sulfophile element          ◆         an element that tends to concentrate in sulfide minerals, or sulfide-rich phases. Also, THIOPHILE ELEMENT, CHALCOPHILE ELEMENT.

28770    ◆         sulfur cycle        ◆         the complex sequence of reactions brought about by bacteria in water and soil, in which sulfur is changed from organic sulfur compounds in plants and animals to elemental sulfur and sulfates, and then returned to organic sulfur.

28771    ◆         SULFUR DIOXIDES           ◆         아황산가스; SO2, 무색자극성 기체로서 액화시키기 쉽다

28772    ◆         sulfur number    ◆         the number of milligrams of sulfur in each 100 milliliters of sample, determined by electrometric titration; used for petroleum products.

28773    ◆         SULFUR OXIDES  ◆         황산화물; Sox, 아황산가스, 삼산화황등 황산화물을 칭함

28774    ◆         sulfur test          ◆         any of various analytical tests designed to measure the sulfur content of petroleum products; e.g., by combustion in a bomb or by controlled lamp combustion.

28775    ◆         SULFUR TRIOXIDE           ◆         삼산화황; SO3, 연소기관으로 부터 직접 생성되기도 하고 대기중 SO2 가 산화되어 생성되기도 함

28776    ◆         sulfur-35            ◆         a radioactive isotope of sulfur produced synthetically in a nuclear reactor, with a half-life of 87.5 days; widely used as a tracer in both medicine and industry.

28777    ◆         sulfurate            ◆         to combine or charge with sulfur. Thus, sulfurated, sulfuration.

28778    ◆         sulfuric acid alkylation     ◆         a petroleum-refinery process that combines butene and isobutene in the presence of a sulfuric acid catalyst to produce isooctane, a very high-grade gasoline.

28779    ◆         Sullivan angle compressor            ◆            a two-stage compact compressor in which the low-pressure cylinder is horizontal and the high-pressure cylinder is vertical; it can be belt-driven or connected directly to an electric motor or diesel engine.

28780    ◆         SULPHUR AND NITROGEN TRANSFORMATION         ◆         황 및 질소 변형

28781    ◆         Sulzer two-cycle engine   ◆         a two-cycle diesel engine in which effective scavenging and charging takes place by means of a system developed by the Sulzer company.

28782    ◆         summation tone ◆         a tone whose frequency results from the addition of two overlapping frequencies; used extensively in underwater acoustic systems.

28783    ◆         summing amplifier          ◆         an amplifier that generates an output voltage proportional to the sum of two or more input voltages.

28784    ◆         summing network           ◆         a network with a voltage output proportional to the sum of two or more input voltages.

28785    ◆         Sump    ◆         A pit or tank that catches liquid runoff for drainage or disposal.

28786    ◆         sump    ◆         the lowest portion of a machine or structure, serving as a collecting basin for wastes or fluids, such as lubricating oil, that are to be recirculated.

28787    ◆         sump pump       ◆         a simple, single-stage vertical pump used to remove sludge from a sump or to drain shallow pits.

28788    ◆         sun follower       ◆         a photoelectric pickup and an associated servomechanism used to maintain a sun-facing orientation, as for a space vehicle. Also, sunseeker.

28789    ◆         sun gear            ◆         the central gear in a planetary set.

28790    ◆         sun strobe         ◆         the signal display that is seen on the screen of a radar plan-position indicator when the radar antenna is directed at the sun; this pattern is similar to that produced by continuous-wave interference, and is due to radio-frequency energy radiated by the sun.

28791    ◆         sunlit aurora      ◆         an aurora occurring in a part of the atmosphere above the earth's shadow and exposed to sunlight.

28792    ◆         SUNSHINE RECORDER     ◆         일조계 ; 일조시간을 측정하는 기기

28793    ◆         SUP      ◆         Standard Unit of Processing

28794    ◆         Super high rate filters      ◆         초고율 살수여상; 살수여상의 형태

28795    ◆         superacid           ◆         a solution of a strong acid in a very acidic solvent; a highly effective protanating agent.

28796    ◆         supercentrifuge  ◆         a centrifuge designed to rotate at speeds faster than those of a normal centrifuge in order to achieve difficult or exotic separations.

28797    ◆         supercharger      ◆         a blower that increases the intake pressure of an engine, so as to make fuel burn more quickly and increase engine power.

28798    ◆         supercharging    ◆         a method of introducing air into the cylinder of an internal-combustion engine at a pressure above atmospheric pressure.

28799    ◆         Superchlorination           ◆            Chlorination with doses that are deliberately selected to produce water free of combined residuals so large as to require dechlorination.

28800    ◆         superconducting magnetic energy storage            ◆         the storing of electrical energy as a circulating current in a massive superconducting coil or magnet, for use by a power utility during a peak load period.