water & soil conservation investment
water & soil conservation investment
水土保持投资
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Aim to analyze the investment and benefit of the water and soil conservation treatment to provide reference in national economy evaluation for the feasibility of small water-soil conservation project.
目的分析小流域的水土保持综合治理费用与效益，为小流域水土保持项目国民经济可行性评价提供借鉴。
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