29.下列何組件之功用在於微小堅硬雜質隨潤滑油進入軸承時,不至於對曲軸表面造成傷害,且隨時易
於更換?
(A)Main bearing shell
(B)Main bearing cover
(C)Round nut
(D)Waisted stud
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統計: A(205), B(36), C(18), D(18), E(0) #425006
統計: A(205), B(36), C(18), D(18), E(0) #425006