問題詳情
60. 使用手鋸鋸切木材時，總是偏向單側的主要因素？
(A)鋸路（齒張量）不夠寬
(B)左右鋸齒一邊利一邊鈍
(C)鋸條張力不足
(D)材料較硬不均勻。
(A)鋸路（齒張量）不夠寬
(B)左右鋸齒一邊利一邊鈍
(C)鋸條張力不足
(D)材料較硬不均勻。
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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