题目内容

Please answer the question ____.

A. Echo sunder
B. Distance log
Compass
D. RDF

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Please answer the question ____.

A. They are oil cooled and are of the shell and tube type
B. They are water cooled and are of the shell and tube type
C. They are water cooled and are of the shell and tube type
D. They are water cooled and are of the cell and tube type

Please answer the question ____.

A. The control system will be replaced
B. The control system will be tried
C. The CPU-board will be repaired
D. The CPU-board will be replaced

Please answer the question ____.

A. Start the oily water separator
B. Check the oily water separator
C. Fill the separator with clean water
D. Ask for permission

Please answer the question ____.

A. To call the Electrical Engine monthly
B. To clean the dust monthly
C. To report to the leader monthly
D. To call the manufacturer monthly

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