单项选择题
As engine RPM is increased from idle speed to full load speed, which of the conditions listed will decrease?（）
A.Compression ratio
B.Fuel/Air ratio
C.Compression pressure
D.Lube oil pressure
点击查看答案&解析
相关考题
-
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 -
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 -
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
