船舶主推进装置1..3船舶推进装置1..3.1推进装置的传动方式A propeller, in order to operate efficiently, must rotate at a relatively（相对地）（）speed.

A、high
B、low
C、fast
D、lowly

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船舶主推进装置1..3船舶推进装置1..3.1推进装置的传动方式A controllable pitch propeller on a diesel driven vessel eliminates the

A、friction clutches
B、disconnect clutches
C、reversing gears
D、reduction gears

船舶推进装置1..3轮机英语.docx

已解答

船舶主推进装置1..3船舶推进装置1..3.1推进装置的传动方式In reducing engine speed to an efficient propeller speed by the use of

A、speed and torque are both reduced
B、speed is reduced and torque remains unchanged
C、speed is reduced and torque is increased
D、speed is sometimes unchanged while torque is increased

船舶推进装置1..3轮机英语.docx

已解答

A propeller, in order to operate efficiently, must rotate at a relatively（相对地） _____speed.（易）

A、 high
B、 low
C、 fast
D、 lowly

propellerinordertooperate轮机英语校考题库(2022)最新

已解答

A propeller, in order to operate efficiently, must rotate at a relatively _____ speed.