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請教鑄鋼件怎么加工孔 |
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點評
這樣,,你們現(xiàn)場有砂輪不?要是沒有的話,,用角磨機(jī)的切割片磨下也行,。磨鉆頭要磨出水平來難點,但比鈍鉆頭要好,。磨的時候要擺動著磨,,磨出刃來,兩面對稱就成,,沒刃的話你真鉆不動
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