·2,447,543篇论文数据,部分数据来源于NoteExpress
ABBREVIATION for cumulative distribution function 累积分布函数
The usual microelements in industrial sewage such as Hg. Cd. As. F. Pb. etc. and the harm to human health were investigated in this paper.
本文讨论了工业废水中常见的微量元素及其对人体健康的危害,着重讨论了汞、镉、砷、氟、铅等元素对水体的污染及对人体健康的危害。
youdao
应用推荐
模块上移
模块下移
不移动