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單項(xiàng)選擇題

You increased the （） to 150 tons that’s why the fuel oil （）.

A.pumped speed；came out
B.pumping rate；overflowed
C.flowing rate；leaked out
D.flowed speed；spilled out

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單項(xiàng)選擇題

Worn out ring grooves should be （） to standard dimension after being welded.

A.machined
B.bored
C.honed
D.drilled

單項(xiàng)選擇題

With VIT unit the timing of fuel injection of an engine can be regulated automatically according to the （）.

A.ship draft
B.pitch
C.engine load
D.oil viscosity

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