PREMO多媒体对象表示环境标准
PREabbr.Petroleum Refining Engineer炼油工程师
precasting technique预制工艺
Precambrian basement前寒武纪基底
predetermined margin预定边界
precast tubular pile预制管桩
pre-reduced medium预先还原的培养基
prehypophyseal cells脑垂体前叶
pre-culture medium预培养基
prematuration period成熟前期
predefined procedure预定好的顺序,预定过程
pre-esterification预酯化