channeln.频道；海峡；方法；通道；（消息）渠道vt.引导；形成河道；集中（精力）channel time信道宽度channel spin沟道自旋channel gate信道门channel loss渠道损失channel flow明渠流动channel code信道代码channel tile槽瓦channel skip通道跳跃(算)channel cast槽痕迹,水道铸型channel slot[电] 道槽