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30.使用靈敏鑽床鑽孔,當手一施壓力鑽削時,鑽床主軸即停止旋轉,其最有可能的原因爲何?(A)鑽頭夾太緊(B)鑽床電源線接反(C)塔輪皮帶太緊(D)塔輪皮帶太鬆
問題詳情
30.使用靈敏鑽床鑽孔,當手一施壓力鑽削時,鑽床主軸即停止旋轉,其最有可能的原因爲何?
(A)鑽頭夾太緊
(B)鑽床電源線接反
(C)塔輪皮帶太緊
(D)塔輪皮帶太鬆
參考答案
答案:D
難度:適中0.675978
統計:A(101),B(16),C(115),D(484),E(0)
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