Prela普雷拉
PREabbr.Petroleum Refining Engineer炼油工程师
preconstruction stage施工前阶段
pretest risk function验前风险函数
predistortion circuit预失真电路
Precessing jet nozzle旋进射流喷嘴
premenstrual molimina经前期不适
Prehistoic earthquake史前地震
predecease one's wife
preinitiation complex起始前复合物
pre-season practice赛季前训练
precast concrete slab预制混凝土板