thermo-physieal performance 基本例句 热性能 AS MWD of PET widens, the thermal performance of PET chips is becoming bad.随分子量分布加宽切片的热性能变差。 The structure of the resin and its thermo capability were analyzed and characterized by IR and thermoanalysis.用红外光谱和热分析手段对该改性树脂的结构和热性能进行了分析表征。