gully control engineering works
常見例句
- Also, it analysed the advantages and disadvantages of water and soil conservation engineering structures including stripe lands, gully head control works, reservoirs and dams as well as afforestation.
分析評價了本區(qū)水土保持工程措施,如條田、溝頭防護、庫垻、造林等的優(yōu)點與不足。 返回 gully control engineering works