upstream channel
短语词组
- upstream approach channel 上遊引航道
- upstream approach channel of lock 上遊引航道
- hfc upstream channel hfc 廻傳系統
- upstream and downstream channel 上下行通道
- upstream adjacent navigation channel 上遊引航道
- upstream channel in HFC HFC 上行通路
- debugging of upstream channel 廻傳通道調試 返回 upstream channel