A.The bedplate
B.The column
C.The main bearing
D.The double bottom
您可能感興趣的試卷
你可能感興趣的試題
A.Because
B.Owing to
C.For
D.No matter
A.The driven gear
B.The drive
C.The grease
D.The lubricating oil
A.Distilled
B.Distilling
C.Boiling
D.Boiled
A.Between；more commonly
B.Among；the most commonly
C.Between；not more commonly
D.Among；not the most commonly
A.Except for
B.Beside
C.Except
D.In addition to
最新試題
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
An automated diesel engine should normally shut down due to （）
A thrust bearing is used with a propulsion diesel engine to （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Maximum horsepower of a diesel engine is attained （）.
Lube oil cannot be efficiently filtered if its （）.
Routine monitoring of a diesel engine should include （）.