常用沙保
Common salsa
以上为机器翻译结果,长、整句建议使用 人工翻译 。
水文法和水保法是分析计算流域治理减水减沙效益常用的两种方法,但都存在一些问题。
Hydrologic method and soil conservation method are two usual methods for calculating sediment and runoff reduction benefit brought by watershed management, but both have some problems.
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