缩孔和缩松是球墨铸铁特有的废品现象.Shrinkage and dispersed shrinkage are the special waster of ductile iron.分析了缩孔产生的原因,消泡剂的作用机理并介绍了预防缩孔的措施.The reasons of crater and action mechanisms of antifoaming agents were analysized.取消冷冒口后,缩孔、缩松问题成功...
Incoming non - conforming materials are segregated and separately identified to prevent inadvertent use.进货中的不合格品须隔离并加上标识以防止进一步使用.An instance of being inadvertent an oversight or a slip.疏忽之处疏忽的情况;失察或失误.The suffering is in...
Edison won his spurs as an inventor while rather young.爱迪生很年轻的时候就获得了发明家的声誉.This young man is very clever; he may be another Edison.这个年青人很聪明, 他可能成为爱迪生式的人.This invention is ascribed to Edison.这项发明被认为是属于爱迪生的....