徑節 ( Diametral Pitch ) 10，壓力角 20 度之齒輪，換算成公制單位時，應為：(A) 模數(Module ) 0.1，壓力角20度 (B) 模數(Module ) 5

問題詳情

17. 徑節 ( Diametral Pitch ) 10，壓力角 20 度之齒輪，換算成公制單位時，應為：
(A) 模數(Module ) 0.1，壓力角20度
(B) 模數(Module ) 2.54，壓力角20度
(C) 模數(Module ) 10，壓力角20度
(D) 模數(Module ) 25.4，壓力角20度

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