frost-free period
电路空闲状态
free circuit condition【通信】
暂无补充释义。
相关词条
free
free-trade port，free port
free out (FO)
free and easy
by-pass check valve (free-wheeled checkvalve)
boost qi4 and free yang2
drug free
free circuit condition【通信】
暂无补充释义。
frost-free period
free
free-trade port，free port
free out (FO)
free and easy
by-pass check valve (free-wheeled checkvalve)
boost qi4 and free yang2
drug free