单项选择题
When the vessel entering the dock, the first work that engineer should contact with the shipyard （）
A.releasing the boiler water
B.the explosion detecting and cleaning for the fuel tank
C.the docking project related item
D.shore power and fire fighting water supply
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相关考题
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单项选择题
When the dock is refilled with water after docking repair, the first work which should be done by engineers is （）
A.igniting boiler
B.releasing air in sea water system
C.starting generator
D.cut off shore power -
单项选择题
During the deck repair,（） should be measured firstly before tail shaft is drawn out.
A.the sinking of tail shaft
B.the clearance of stern bearing
C.the total flexure of both end bearing
D.main engine crankshaft deflection -
单项选择题
To ensure the quality of dock repair, C/E should know very well （）
A.the repair standard of main docking repair item
B.the special tool for repair item
C.the skill of repairer
D.the status of docking repair equipment
