【摘要】 采用"综合污染指数法"对汤旺河干流水质进行分析评价,评价结果表明汤旺河干流已受到不同程度地污染,主要污染因子为高锰酸盐指数、氨氮、挥发酚等。更多还原

【Abstract】 This paper analyses water quality of Tangwang River valley with "synthesis pollution exponential method". The results show that there is different pollution in Tangwang River valley. The main pollution factor is manganese acid salt, ammonia nitrogen, volatilization phenol and so on.更多还原