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高(gao)速(su)鋼鉆(zhan)頭加(jia)工(gong)(gong)鋼件的切削用量，鉆(zhan)頭切削用量,本表(biao)是機械加(jia)工(gong)(gong)之得力工(gong)(gong)具，鉆(zhan)頭的參數的選擇。高(gao)效(xiao)直(zhi)觀(guan)。。
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