The adsorption of lead from wastewater on paml leaf,one kind of large amount of residuals from forest,has been studied with respect to modify reagent,pH,time,co ion concentration desorption method.
研究了棕榈树皮对废水中的重金属离子 Pb~(2+)的吸附性能和吸附机理。
The method using specially processed palm mat with interpolatory sallow for restoration of macrophyte in Yanghe littoral zone was in treduced.
利用经特殊工艺编制而成的棕榈纤维垫,扦插柳枝、芦苇和种植各种生活习性植物的方法,恢复洋河水库岸边植物带的施工技术。
CopyRight © 2020-2024 在线英语词典[www.yycidian.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024103067号