問題詳情
54. 下列有關木工手鋸的敘述，何者為正確？
(A)齒深通常約為鋸寬的三分之一
(B)鋸身的厚度度愈大，切削抗力亦愈大
(C)鋸切材的厚度愈大，切削抗力愈小，成反比關係
(D)兩齒間的水平距離稱為齒喉。
(A)齒深通常約為鋸寬的三分之一
(B)鋸身的厚度度愈大，切削抗力亦愈大
(C)鋸切材的厚度愈大，切削抗力愈小，成反比關係
(D)兩齒間的水平距離稱為齒喉。
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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