二回路 secondary coolant circuit
二回路 secondary coolant circuit
相关考题：
Electrical circuits are protected against overheating by means of a/an _______.A.circuit breakerB.amplifierC.diode （二极管）D.capacitor
On an ONS 15454 node you can tunnel a（n） （）.A、 SDH circuit over a SONET network delivering it as an SDH signalB、 SDH circuit over a SONET network delivering it as a SONET signalC、 SONET circuit over an SDH network delivering it as an SDH signalD、 SONET circuit over an SDH network delivering it as a SONET signal
On an ONS 15454 node you can tunnel an （）.A、SDH circuit over a SONET network delivering it as an SDH signalB、SDH circuit over a SONET network delivering it as a SONET signalC、SONET circuit over an SDH network delivering it as an SDH signalD、SONET circuit over an SDH network delivering it as a SONET signal
SSR是（）的缩写。A、secondary surface radarB、secondary surveillance radioC、secondary surveillance radarD、surveillance secondary radar
单选题In a series circuit, which value will remain unchanged at all places in the circuit?（）AVoltageBCurrentCResistanceDInductance
单选题On an ONS 15454 node you can tunnel a（n） （）.A SDH circuit over a SONET network delivering it as an SDH signalB SDH circuit over a SONET network delivering it as a SONET signalC SONET circuit over an SDH network delivering it as an SDH signalD SONET circuit over an SDH network delivering it as a SONET signal
单选题Capacitance is the property of an electric circuit opposing a change in the （）Acurrent in the circuitBvoltage in the circuitCinductance in the circuitDresistance in the circuit
单选题A circuit that has one wire in contact with the hull of the ship is a（）Aseries circuitBgrounded circuitCshort circuitDclosed circuit
单选题The purpose of a main switchboard circuit breakers reverse-power trip is to （）.Aprevent main circuit overloadBprotect the circuit breaker blowout coilCprevent alternator motorizationDprevent low voltage tripout
单选题Engine coolant accumulating in the diesel engine lubricating oil can result from a （）Alow oil pressureBhigh coolant pressureCleaking fuel injectorDcracked cylinder head or liner
单选题A circuit breaker differs from a fuse in that a circuit breaker （）.Amelts and must be replacedBis enclosed in a tube of insulating material with metal ferrules at each endCgives no visual indication of having opened the circuitDtrips to break the circuit and may be reset
名词解释题第二性征(secondary characteristics)