prein压平布面方法
PREabbr.Petroleum Refining Engineer炼油工程师
preteen clothing.童装
Pre-freezing rate预冻结速率
Premolar extraction前磨牙拔除
pre-party members预备党员
predication meaning述谓意义
pre-defined blank预定义空栏
Predication-based基于预测
Predicitive control预测控制
preharvest spraying采前喷施
precipitator hopper除尘器灰斗