drainage channel meaning in English
防洪渠
排洪沟
排水道
排水渠；排水沟
排水渠道
Examples
- Main drainage channels and poldered village protection scheme
河道及乡村防洪计划 - Horizontal drainage channel
水平排水孔 - Main drainage channel
主要集水区排水道 - Dish drainage channel
碟形排水渠 - Design and construction of deep foundation pit for flood drainage channel of tieguang reservoir
铁岗水库排洪河工程深基坑设计与施工