11.增減上下軸瓦間之何者可調整軸承間隙？
(A)O ring
(B)Shim
(C)Washer
(D)Packing

答案：登入後查看
統計： A(11), B(35), C(13), D(15), E(0) #1333192

詳解 (共 1 筆)

#1438654
shim 墊片
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