When under maneouvring conditions with the machinery being manually operated the control unit or console should be （）

When under maneuvering conditions with the machinery being manually operated the control unit or console should be

The maximum distance at which a light may be seen under the existing visibility conditions is called（）.

In extreme weather conditions, either hot or cold, control of the air conditioning plant presents （） difficulties.

In most cases，the mere reception or dumping down of the cargo on the ship（）involve completion of loading，because the operation of loading involves all that is required to put the cargo in a condition in which it can be carried．

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

Under what condition are you allowed to depart from the rules of the road（）.

Under normal conditions a liferaft is released from itscradle by（）.

Which one is not the normal operation for boiler shutdown?（）

Under normal weather and sea conditions when securing a stack of containers with twist locks，lashings are required when the tier exceeds what height? （）

Under normal weather and sea conditions when securing a stack of containers with non-locking fittings，lashings are required when the tier exceeds what height?（）.

Which of the following operational conditions will occur to the diesel engine lube oil at extremely high temperature?（）