计算水体纳污能力的excel的vba实现，很方面，很实用，适合水文，环境相关专业计算水体纳污能力。计算水体纳污能力的excel的vba实现，很方面，很实用，适合水文，环境相关专业计算水体纳污能力。(The VBA implementation of Excel for calculating the capacity of water body to absorb pollutants is very practical and sui