frost-free period
热力势
free energy【热】;thermal potential【热】;thermodynamic potential【热】
暂无补充释义。
相关词条
free-trade port，free port
free and easy
by-pass check valve (free-wheeled checkvalve)
by-pass check valve (free-wheeled check valve)
boost qi4 and free yang2
six bowels fulfill their purposes when there is free flow
free from chlorine