_______is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve.A.An air receiverB.An operating valveC.An automatic valveD.An air distributor
_______is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve.
A.An air receiver
B.An operating valve
C.An automatic valve
D.An air distributor
相关考题：
Hepatitis A can be contracted through the following routes except ( ) . A、waterB、stoolC、foodD、air
The condensers located in various stages of a flash evaporator are cooled by( ).A.distillateB.seawaterC.brineD.air
If the engine does not start on air, it may be due toA.low compression of the fuel pumpsB.incorrect timing of fuel pumpsC.the starting air valves stuckD.air-locks in fuel oil pipeline
Passenger should () and prepare their ().A.air-ticketB.boarding cardC.airport feeD.line up in order
During the SARS period,it is especially important to ventilate the room.A: dustB: cleanC: removeD:air
Such problem （）air, water, and noise pollutions are becoming more and more serious in some big cities.AlikeBasCofDabout