悬浮物测定中两个易被忽视的系统误差及其消除方法
易卫东, 方淑琴, 姜晓波
Two systematic errors easily neglected in the determination of suspended substances and their elimination
Yi Weidong, Fang Shuqin, Jiang Xiaobo
工业水处理 . 2003, (4): 56 -57 .  DOI: 10.11894/1005-829x.2003.23(4).56