平(ping)麵(mian)研(yan)磨手工(gong)研(yan)磨及機械研(yan)磨(mo)的(de)區(qu)彆(bie)
手(shou)工(gong)研(yan)磨一般(ban)採用一級(ji)平闆(ban),材(cai)質爲高(gao)碳(tan)鑄鐵材(cai)料,平(ping)闆(ban)一般爲(wei)三箇一(yi)組(zu),一(yi)級平闆(ban)的平(ping)麵度(du)允(yun)許偏差見錶(biao)9-31。趕砂工(gong)作(zuo)昰(shi)將(jiang)研(yan)磨(mo)平(ping)闆上(shang)已(yi)用(yong)過失去切(qie)削(xue)作(zuo)用(yong)......
2021-10-13
了(le)解(jie)詳(xiang)情