pyronen.吡喃酮
pyropref.表示“火的”;“热的”;“焦的”=pyr.
pyrophyllite sleeve叶蜡石套
pyrolytic stability耐高温分解性
pyroninophilic cell嗜派若宁细胞
pyroclastic deposit火山碎屑堆积
pyroracemic alcohol[医] 乙酰甲醇, 羟丙酮
pyromucic anhydride焦黏酐
pyroversum pyrometer比色高温计
pyrolysis properties热解特性
pyrogenation process加热过程
pyrotechnical pistol信号枪