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Orientation controlled preparation of nanoporous carbon nitride fibers and related composite for gas
[期刊论文] 作者：Suqin Li,Zhiwei Wang,Xiaoshan,
来源：黑龙江科技学院学报 年份：2017
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：Bingwen Li,Zhangwei Wang,Xiaoshan Zhang,,
来源：Journal of Environmental Sciences 年份：2017
Soil acidification caused by acid deposition has been significant in some forests in southern China. We present an approach for assessing the current stage maximum allowed load(SML)of acid deposition...
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