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輪機工程(概要)（包括推進裝置、輔機與輪機英文）題庫下載題庫

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38. Which devices have a mechanism in the propeller hub that can be operated remotely to change the propeller pitch from a maximum design ahead pitch to a maximum design astern pitch?
(A) Fixed angle propellers
(B) Fixed pitch propellers
(C) Detachable-blade propellers
(D) Controllable-pitch propellers



38. Which devices have a mechanism in th..-阿摩線上測驗