transmission law消光定理transmissionn.传输；传播；播送；变速器transmission reflection hybrid coupler传输反射混合式耦合器transmission and transformation system输变电系统transmission signaling and test access传输信号和测试连接口Transmission Mechanism of Interest Rate利率传导机制transmission and distribution equipment输变电设备transmission-type electron microscope透射式电子显微镜transmission and polishing flat surface高抛光透射表面transmission resuming at break-points断点续传transmission network expansion planning电网扩展规划transmission services and webcasting.传播服务和网络广播。