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單項(xiàng)選擇題

The valve on the discharge side of a cargo pump on a tank vessel will usually be a（）.

A.butterfly valve
B.spectacle valve
C.check valve
D.globe valve

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單項(xiàng)選擇題

The terms “cant frame” and “counter” are associated with the vessel’s（）.

A.cargo hatch
B.forecastle
C.steering engine
D.stern

單項(xiàng)選擇題

The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.

A.crossover
B.runaround
C.come-along
D.manifold