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(jià)了本區(qū)水土保持工程措施，如條田、溝頭防護(hù)、庫垻、造林等的優(yōu)點(diǎn)與不足。 返回 gully control engineering works