题目内容

How to say 可控螺旋桨 in English?

A. Fix pitch propeller.
B. Controllable propeller.
C. Bow thruster.
D. Vane.

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How to say 中间轴 in English?

A. Intermediate shaft .
B. Crankshaft.
C. Tailshaft.
D. Camshaft.

Which of the following words is 螺旋桨?

A. Propeller
Bow thruster.
C. Vane.
D. Pitch

Which of the following words is 船首推进器?

A. Propeller.
Bow thruster.
C. Vane.
D. Pitch.

Which of the following words is 中级燃油?

A. Heavy fuel oil.
B. Marine diesel oil.
C. Intermediate fuel oil.
D. Mixture fuel oil.