問題詳情
44. 下列何項不是圓鋸機鋸切時，發出異常聲音的因素？
(A)傾斜鋸切
(B)鋸片變形
(C)軸承損傷
(D)不正常鋸切
(A)傾斜鋸切
(B)鋸片變形
(C)軸承損傷
(D)不正常鋸切
參考答案
無參考答案
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