输气站——又称为压气站。核心设备和建筑：压缩机、压缩机车间。Gas station -- also known as compressor station. Core equipment and construction: compressor, compressor workshop.
输气站——又称为压气站。核心设备和建筑：压缩机、压缩机车间。Gas station -- also known as compressor station. Core equipment and construction: compressor, compressor workshop.
参考答案和解析
气压站
相关考题：
在通信专业中，LTE的英文全称是（91） ，视频压缩英文通常翻译为（92） 。A. Long Time Evolution B. Light Terminal Equipment C. Long Term Evolution D. Light Transmission Equipment A. Video Compressor B. View Compressor C. Image Compression D. Video Compression
If the refrigeration compressor crankcase is sweating, the cause may be due toA.a shortage of refrigerantB.the compressor running continuouslyC.liquid refrigerant returning to the compressorD.the compressor short cycling on the high pressure cutout
The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the_______.A.inlet nozzle ringB.turbine wheel bladeC.diffuser passagesD.inlet volute
Sweating of the refrigeration system compressor crankcase is caused by_______ .A.too much superheatB.insufficient superheatC.suction pressure too lowD.excessive refrigerant returning to the compressor
If the suction pressure for an operating refrigeration compressor is below normal, the cause may be ______.A.an excess of liquid refrigerantB.the expansion valve overfeedingC.a fouled compressor suction strainerD.the compressor short cycling
控制时间限设定值菜单（）功能是当在一定时间内压缩机的启动次数达到该设定值时，压缩机将在一个小时内无法启动。A、STOP LAG COMPRESSOR TIMERB、FORCE START LAG COMPRESSOR TIMERC、HOT STARTS/HR COUNTERD、START LAG COMPRESSOR TIMER
单选题The device, which is installed in the compressor suction line to prevent liquid from entering the compressor when hot gas defrosting, is called a（）Are-evaporatorBreceiverCdehydratorDsolenoid
单选题On opposite ends of a single shaft of a turboblower are a gas driven （）and a air compressor, which are sealed each other.Acharge air receiverBscavenging air beltCturbineDair cooler
单选题Excessive oil foaming in the crankcase of a refrigeration compressor can result in （）.Aoverheated compressor bearingsBexcess lube oil viscosityCcarbon deposits on the compressor piston ringsDwax crystals forming in the lubricant
单选题The unloading system on an air compressor will （）.Aincrease compressor discharge pressure on demandBincrease compressor operating speed as necessaryCallow the motor to turn the compressor opposed only by frictionDreduce the compressor frictional load when starting
单选题If a refrigeration compressor is running continuously without lowering the temperature in the refrigerated space, the trouble may be （）.Aa shortage of compressor oilBwarm food in the refrigeratorCexcessive condenser cooling waterDa shortage of refrigerant
单选题The refrigerant gas returning to the compressor should be （）.AsuperheatedBsaturatedCdenseDflooded
单选题The temperature of a refrigerant gas is the highest （）.Aat the compressor dischargeBat the compressor suctionCin the expansion valveDin the receiver
单选题The （） compressor and its electrical motor are entirely housed in a gas-tight casing.Aopen-typeBhermeticCA and BDNone of the above
单选题Hot gas bypass is one of the methods used to （）Arelieve excessive compressor head pressureBproduce flash gas at the expansion valveCreduce flooding of the receiver at low loadDdefrost the evaporator coils
单选题（）are supplied by main switchboard directly.ASuez Canal searchlight, air compressor and air conditioning compressorBAir compressor, boiler blower and refrigeration plantCBoiler blower, Suez Canal searchlight and refrigeration plantDSuez canal searchlight, air compressor and boiler blower
单选题When a refrigeration compressor is in the ‘off’ cycle, the thermal expansion valve will（）.Aalways be wide open when the compressor restartsBcontinue to operate as if the system were in operationCremain open until evaporator pressure equalizes, then close until the compressor restartsDalways be completely closed until the compressor restarts
单选题The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the （）Ainlet nozzle ringBturbine wheel bladeCdiffuser passagesDinlet vol
单选题If the refrigeration compressor crankcase is sweating, the cause may be due to （）.Aa shortage of refrigerantBthe compressor running continuouslyCliquid refrigerant returning to the compressorDthe compressor short cycling on the high pressure cutout
单选题If the suction pressure at the refrigeration compressor is below normal, the cause can be（）.Arefrigerant overchargeBoverfeeding by the expansion valveCa restricted suction strainerDdue to short cycling of the compressor
单选题The purpose of the refrigeration system low pressure cutout switch is to （）Aprotect the compressor from liquid flood backBprotect the compressor from low discharge pressureCstart and stop the compressor upon system demandDstart the compressor after a drop in the evaporator pressure
单选题Sweating of the refrigeration system compressor crankcase is caused by （）.Atoo much superheatBinsufficient superheatCsuction pressure too lowDexcessive refrigerant returning to the compressor
单选题A pressure drop in the liquid line of a refrigeration system may cause（）Athe solenoid valve to seizeBthe compressor to huntCflash gas to form in the liquid lineDthe expansion valve to freeze open
单选题“This increase in charge air density is accomplished on most modern diesel engine types by use of exhaust gas turbo-charging, in which a turbine wheel driven by exhaust from the engine is rigidly coupled to a centrifugal type air compressor” According to this sentence, we can know that increases density（）, drives the compressor directly（）Aa modern diesel engine；a turbine wheelBa modem diesel engine；exhaust gasesCa compressor；an exhaust gas turbochargerDa compressor；a turbine wheel