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

The minimum speed an engine must attain before ignition can occur depends upon （）.

If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.

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

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

Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.

What is the function of the thrust bearing?（）

Diesel engine control can be obtained by the bridge （）.

Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）

Routine monitoring of a diesel engine should include （）.