A.0~967
B.0~033
C.0~031
D.0~969
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A.the speed of the vessel
B.the speed of the propeller
C.the wake
D.the wake fraction
A.the higher
B.the lower
C.the faster
D.the slower
A.ahead direction
B.astern direction
C.right-handed
D.left-handed
A.the propeller diameter
B.the propeller radius
C.the pitch angle
D.the length of helix
A.a helix
B.a helicoidal
C.a curve
D.a cone
最新試題
Which of the following items don’t belong to dock repair works?（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
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The ISPS Code consists of a mandatory section-Part A, which shows（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
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Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）