If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.

To determine if the lube oil filter elements need changing, （）.

Lube oil cannot be efficiently filtered if its （）.

In using reduction gears to obtain efficient propeller speeds, （）.

What is the function of the thrust bearing?（）

A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.

How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）

Combustion knock occurring in a diesel engine can be caused by （）.

In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.

Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.