Preca普雷卡
PREabbr.Petroleum Refining Engineer炼油工程师
pre-announcement预披露
pre-stress force预应力
pre-rainy season前汛期
preediting of data数据的预编辑
preformed sulfates[医] 无机硫酸盐
pre-Qin dynastie先秦时期
precipitating tank沉淀槽(池)
pretibial myxedema胫骨前粘液水肿
predetermined work预定工作
pre-crystallizer预结晶器