2. 螺槳經過一定程度修理後，應進行下列那二種檢驗？ (A) 動平衡及螺距檢驗 (B) 靜平衡及運轉檢驗 (C) 動平衡及運動檢驗 (D) 靜平衡及螺距檢驗

11. A ship’s propulsion plant should be rated such that the desired ship speed can be attained with additional power capabilities held in reserve to allow for a degradation of performance with time. In this regard, what factor summarized below is not considered? (A) The fouling and roughening of hull. (B) The global warming effects. (C) The reductions in the performance of prime mover. (D) The roughening of the working sections of propeller.

2. 螺槳經過一定程度修理後，應進行下列那二種檢驗？
(A) 動平衡及螺距檢驗
(B) 靜平衡及運轉檢驗
(C) 動平衡及運動檢驗
(D) 靜平衡及螺距檢驗

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