水处理剂1227活性物含量测定方法的改进
周桃玉, 张祯
Improvement of the determination of the active matter content in water treatment agent 1227
Zhou Taoyu, Zhang Zhen
工业水处理 . 2010, (5): 75 -77 .  DOI: 10.11894/1005-829x.2010.30.(05).75