排序方式: 共有6条查询结果,搜索用时 140 毫秒
1
1.
THE RESEARCH ON THE DISTRIBUTION AND FORMS OF HEAVY METALS IN THE XIANGJIANG RIVER SEDIMENTS 总被引:1,自引:0,他引:1
In this paper, the contents and various forms of Cd, Cu, Zn and Pb in the sediments of the Xiangjiang River have been investigated. The presentation of this paper focuses on the various forms and characteristics of the heavy metals in the column sediments at Xiawan Port of Zhuzhou, which has been severely polluted by a metallurgical plant.The forms of the heavy metals discussed in this paper are: The concentration of the exchangeable forms of Cd, Cu, Zn and Pb, in the forms of carbonates and Fe/ Mn oxide in water, the combination of Cu with organic matter and form, and the proportion of the residue form at each section have been studied. 相似文献
2.
我国东部河水的化学地理特征 总被引:11,自引:0,他引:11
本文讨论我国东部河水的重要理化指标、化学稳定性、酸和碱的缓冲容量及区域分异特征,并分析影响河水水质的地球化学因素。 相似文献
3.
4.
长江水系河水的地球化学特征 总被引:15,自引:1,他引:15
本文较全面地探讨了除河口地区外,长江水系河水的物理化学条件,计算获得了河水的化学稳定性,酸和碱缓冲容量,表征了河水化学条件的区域分异特征,并对影响河水物理化学条件的因素进行了分析。 相似文献
5.
6.
1