Pyromicn.一种镍铬耐热合金pyropref.表示“火的”；“热的”；“焦的”=pyr.Pyrotechnically Initiated Explosive因烟火引爆的炸药pyrogen-free distilling apparatus去热原蒸馏水器Pyrola xinjiangensis Y. L. Chou新疆鹿蹄草pyroglutamyl histidyl-prolinamide焦谷氨酰-组氨酰-脯氨酰胺pyroretention with damp obstruction湿遏热伏, 湿郁热伏pyrophosphomevolonate decarboxylase焦磷酸二羟甲基戊酸脱羧酶pyrolytic conversion of hydrocarbons碳氢化合物的高温转化Pyroelectric passive infrared sensor热释电传感器Pyrocystis hamulus var. inaequalisn.钩梨甲藻异肢变种pyrolysis gas-liquid chromatography热解气-液色谱法