标准曲线扣除法测定化学需氧量的研究
王泾阳, 孙丽亚
Measuring the chemical oxygen consumption by standard curve deduction method
Wang Jingyang, Sun Liya
工业水处理 . 2003, (7): 44 -46 .  DOI: 10.11894/1005-829x.2003.23(7).44