“恒定”怎么读？

“恒定”的英语可以翻译为：constant，invariablenes ...

工作时周围环境温度恒定有多么重要呢？How important is it to have an even temperature when you're working?温度通过热传导变得一致，直到最终达到恒定状态。Temperature becomes uniform by heat conduction until finally a permanent state is reached.那栋砖砌的房子里全年温度恒定。T...