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大雞巴操逼視頻:新型偏擺檢查儀|偏擺檢查儀
新(xin)型(xing)偏(pian)擺檢查(cha)儀用(yong)途:主(zhu)要用(yong)于檢測軸類,盤類等高(gao)度(du)零件(jian)的(de)徑向(xiang),圓跳(tiao)動(dong)和(he)斜向(xiang)端面的(de)圓跳(tiao)動(dong)。新(xin)型(xing)偏(pian)擺檢查(cha)儀的(de) 點:度(du)高(gao),配有一對(dui)莫氏4#硬質。
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火工平板
火工(gong)(gong)(gong)(gong)平板(ban)的作用(yong):是指在工(gong)(gong)(gong)(gong)業生產中的水(shui)火加工(gong)(gong)(gong)(gong)時,固定加工(gong)(gong)(gong)(gong)船(chuan)殼(ke)鋼(gang)(gang)板(ban)和型鋼(gang)(gang)零件等的載體(ti),火工(gong)(gong)(gong)(gong)平板(ban)的材質使(shi)用(yong)高強度鋼(gang)(gang)制造,所能承受的沖(chong)擊(ji)力和壓力遠遠大于其...
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