問題詳情
43. Which of the following can minimize the electrode wear rate in electrical-discharge machining process:
(A)increase the peak current,
(B) using ferritic tools,
(C) reversing the polarity,
(D) increase duty factor, or
(E)all of the above?
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增