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劃(hua)(hua)線(xian)盤(pan) 劃(hua)(hua)線(xian)盤(pan)的(de)構(gou)造(zao):劃(hua)(hua)線(xian)盤(pan)的(de)結構(gou)組成(cheng)主要由底座、立(li)柱、劃(hua)(hua)針和夾(jia)緊螺母等組成(cheng)。劃(hua)(hua)針兩端(duan)(duan)分為(wei)直頭(tou)端(duan)(duan)和彎(wan)頭(tou)端(duan)(duan),直頭(tou)端(duan)(duan)用(yong)來劃(hua)(hua)線(xian),彎(wan)頭(tou)端(duan)(duan)常(chang)用(yong)來劃(hua)(hua)正工件的(de)位...
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劃(hua)(hua)線(xian)針是機械(xie)生產加工(gong)(gong)中(zhong)鉗工(gong)(gong)常用(yong)(yong)的(de)劃(hua)(hua)線(xian)工(gong)(gong)具(ju),長度140毫米,淬(cui)火處理,劃(hua)(hua)針針尖為鑲(xiang)嵌的(de)合金刀頭,堅固耐用(yong)(yong),劃(hua)(hua)線(xian)清晰,是機械(xie)加工(gong)(gong)中(zhong)不可缺少(shao)的(de)劃(hua)(hua)線(xian)工(gong)(gong)具(ju)。
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