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单选题
During the dock repair, each sea valve must be disassembled, cleaned and ground well.Before it reassemble the sealing surface between the valve and the valve seat should be checked by ()
A
chief engineer
B
surveyor
C
the engineer
D
the technique personnel of the shipyard
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单选题During repair,lubrication lines and orifices must be ().A
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考题
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the sinking of tail shaftB
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单选题Which of the following items don’t belong to dock repair works?()A
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单选题Which of the following items don’t belong to dock repair works?()A
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the sketches or diagrams used for the dock repairD
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单选题If your bridge-to-bridge radiotelephone ceases to operate,you must().A
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单选题When ship in the dock repairing, engine department should emphasize on the inspection of()A
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bilge motherboard, steering and the shaft systemC
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考题
单选题When is dock survey carried out?()A
During annual repairB
Usually during dock repairC
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考题
单选题Now that the valve is not worth (), I suggest it ().A
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单选题Where tanks are arranged for either oil or ballast () must be fitted in the pipe so that only the ballast main or the oil transfer main connected to the tank.A
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考题
单选题To ensure the quality of dock repair, C/E should know very well ()A
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the special tool for repair itemC
the skill of repairerD
the status of docking repair equipment
考题
单选题During the dock repair, when installing the tail shaft and propeller, who should be on the spot to supervise?()A
chief engineerB
the engineerC
captainD
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考题
单选题Which of the following precautions should always be carried out in dry dock?()A
Liquids should never be transferred between tanks without consulting the dock masterB
If sea valves have been disassembled, all bonnets must be checked for leakage when the ship is re-floatedC
Before re-floating, all sea chest strainers should be verified as having been replacedD
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考题
单选题During the dock repair, each sea valve must be disassembled, cleaned and ground well.Before it reassemble the sealing surface between the valve and the valve seat should be checked by ()A
chief engineerB
surveyorC
the engineerD
the technique personnel of the shipyard
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