drainage composite system
常见例句
- The stabilization pond-plant bed composite system was used for treatment of farmland irrigation and drainage water, in the plant bed, Zizania caduciflora and Phragites austrails were planted.
采用稳定塘-植物床系统处理农田排灌水，植物床栽植茭草和芦苇。 返回 drainage composite system