温性的

PA has the good anti-homoiothermy, anti-weary and changes the strength, the anticreep, and the good wearability, bears the chemical agent.

PA具有良好的抗恒性、抗疲劳和应力、抗蠕变性、及较佳的耐磨损性、耐化学剂性。

The Parental Care Model hypothesizes that endothermy is arisen as a consequence of selection for parental care because endothermy enables a parent to control incubation temperature.

双模型是兽类中，内性是对双选择的结果，因内性双控制抚育度提供了保证。