... water quality change 水质变化 water quality conservation水质保持 water quality control 水质控制 ...
双语例句
1
Special water and soil conservation areas, water source, water quality, water quantity protected areas, and important reservoir water collecting areas shall be avoided.
避免位于特定水土保持区、水源、水质、水量保护区或重要水库集水区范围内。
2
Water is widely used in textile conservation, and the quality of water has direct or indirect effects on textile conservation and the security of objects.
水在纺织品文物保护中的用途广泛，水质条件直接或间接影响到纺织品文物的保护效果和安全。
3
Meanwhile the quality of level terrace effects its soil and waterconservation benefit greatly.