;The method for determine sewage's chroma is method of dilution multiple.It's easy to bring in error when using eyes to determine the diluted sample is whether achromatism or not.
污水
的测定一般采用稀释倍数法,该方法在用人眼判定稀释后的水样是否接
无时容易引
。
彩的）浓，
词The method for determine sewage's chroma is method of dilution multiple.It's easy to bring in error when using eyes to determine the diluted sample is whether achromatism or not.
污水的测定一般采用稀释倍数法,该方法在用人眼判定稀释后的水样是否接无时容易引。
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