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BACKGROUND VALUES AND GEOCHEMICAL CHARACTERISTICS OF 15 TRACE ELEMENTS IN THE SOURCE AREA OF THE YAN
[期刊论文] 作者：Zhang Licheng,Zhou Kezhun,,
来源：The Journal of Chinese Geography 年份：1991
The natural contents and background values of 15trace elements Cu,Pb,Zn,Cd,Hg,As,Co,Ni,Cr,Se,Mn,Mo,Fe,V and F in water and sediments in the source area of the Y...
BACKGROUND VALUES AND GEOCHEMICAL CHARACTERISTICS OF 15 TRACE ELEMENTS IN THE SOURCE AREA OF THE YAN
[期刊论文] 作者：Zhang Licheng,Zhou Kezhun,,
来源：The Journal of Chinese Geography 年份：1991
The natural contents and background values of 15trace elements Cu,Pb,Zn,Cd,Hg,As,Co,Ni,Cr,Se,Mn,Mo,Fe,V and F in water and sediments in the source area of the Yangtze River have been sampled.These are...
Experimental Study of Hygrothermal and Ultraviolet Aging on the Flexural Performance of Epoxy Polyme
[期刊论文] 作者：Xinhua Li,Dongpeng Ma,Zhaoming Lu,Yiping Liu,Zhenyu Jiang,Liqun Tang,Zejia Liu,Licheng Zhou,
来源：固体力学学报:英文版 年份：2021
This paper studies the effects of hygrothermal environment at different temperatures and ultraviolet(UV)radiation on the bending properties of epoxy polymer mortar(EPM).The microstructure changes of EPM during aging were studied by scanning......
[期刊论文] 作者：Yao Li,Naibo Gao,Zhilai Tian,Licheng Zhou,Baohui Zhang,Jiang Tang,Jianbing Zhang,Fei Yi,Huan Liu,
来源：纳微快报（英文） 年份：2020
The Internet of things for environment monitoring requires high performance with low power-consumption gas sensors which could be easily integrated into large-s...
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