prein压平布面方法
PREabbr.Petroleum Refining Engineer炼油工程师
pre-stress tendon预应力束
pre-cooked liquid预煮液
prehension function抓握功能
predetermined orbit预定轨道
predeal negotiation协议<交易>前谈判
pre-count summary预计算汇总
preoperational test空转试验
pre-emptive audit事前审计
pregroup modulation前波群调制
pre-cutting crack预锯缝