单项选择题
A.Compression ratio B.Fuel/Air ratio C.Compression pressure D.Lube oil pressure
Prior to starting, the purpose of turning over a main p...
单项选择题Prior to starting, the purpose of turning over a main propulsion diesel engine with the cylinder test cocks open, is to （）
A.test the starting system B.remove condensation from the cylinders C.check the compression D.check for proper lube oil pressure
In the starting process of a diesel engine, the main ob...
单项选择题In the starting process of a diesel engine, the main object is to attain the compression conditions sufficient to （）
A.turn the flywheel B.reduce friction C.overcome inertia D.ignite the fuel
Air in the fuel lines to the fuel injection nozzles of ...
单项选择题Air in the fuel lines to the fuel injection nozzles of a diesel will result in （）.
A.lower compression pressures B.overheating without smoking C.failure to start D.a run away without load
