Compared to a constant pitch propeller, a controllable pitch propeller（）. -题库考试答案搜索网

Compared to a constant pitch propeller, a controllable pitch propeller（）.

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2022-01-01 15:34

A、more efficiently uses available engine power
B、operates at a lower efficiency at a fixed speed
C、produces the same torque at lower engine power
D、develops its rated power at a lower speed

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标签：船舶辅助机械水路交通运输技能考试海船船员考试

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