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單項(xiàng)選擇題

The opening or closing of the cylinder starting valve is controlled by （）.

A.the starting air distributor
B.the cut-off valve on the air main
C.the main starting valve
D.the air bottle control valve

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單項(xiàng)選擇題

Suppose the rated capacity of the main engine of a ship is 10,000 KW at 100 rated rpm, then when at 80 rpm its capacity should be （）.

A.800 KW
B.5120 KW
C.6400 KW
D.4180 KW

單項(xiàng)選擇題

Cylinder wall temperature, fuel oil supplier, and oil passage （）.

A.are interdependent
B.are not interdependent
C.have nothing to do with each other
D.are independent

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