Prelo普雷洛
PREabbr.Petroleum Refining Engineer炼油工程师
Pre-Zhao dynasty前赵
pretreatment yield预处理得率
precocity fruiting早结果
pre-nuptial molt婚前换羽(动)
pre-stressed CFS预应力碳纤维布
pre-ehlorination预加氯
prelubricated ball预润滑球
preevacuation pump前级真空泵
precompiled module预编译模块
pre-semiopen set预半开集