单项选择题

The guide shoes are secured to the crosshead by means of（）

A.through bolts
B.end chock bolts
C.side chock bolts
D.tap-bolts

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单项选择题

Which one of the following repair will cost the least cost?（）

A.Routine docking repair
B.Voyage repair
C.Damage repair
D.Conversion

单项选择题

Why shiprepair is an inherently difficult business to manage in the conventional sense?（）

A.Because it is difficult to plan and manage
B.Because it is cannot be well categorized
C.Because it is a difficult work for people to undergo
D.Because it is seldom researched by research

单项选择题

In order to improve the efficiency of the communication with shore personnel, you should（）

A.inform the chief engineer whenever there are problems
B.reduce the time wasted on checking items
C.know who is responsible for the domestic cleaning equipment
D.know the chain of authority on the ship