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[期刊论文] 作者:Xu Longjun,Adrian Rodriguez-Ma, 来源:地震工程与工程振动(英文版) 年份:2004
In order to propose a seismic design spectrum that includes the effect of rupture directivity in the near-fault region, this study investigates the application...
[期刊论文] 作者:Xu Longjun,Yang Shengchao,Xie, 来源:地震工程与工程振动:英文版 年份:2010
近差错的地面运动,潜在地与大振幅和典型速度搏动,可以显著地影响大量结构的表演。当前的学习针对在根据中国代码设计的核电厂设备上评估近差错的效果的安全含意。到这个目的,在......
[期刊论文] 作者:Xu Longjun,Peng Tiefeng,Zhang, 来源:矿业科学技术学报:英文版 年份:2012
The pore structure characteristics of high-sulfur coal from Wansheng in Chongqing have been studied by a nitrogen adsorption method (BET). The effects of grindi...
[期刊论文] 作者:Xu Longjun,Peng Tiefeng,Zhang, 来源:矿业科学技术(英文版) 年份:2004
The pore structure characteristics of high-sulfur coal from Wansheng in Chongqing have been studied by a nitrogen adsorption method (BET).The effects of grindin...
[期刊论文] 作者:Xu Longjun,Zhao Guochen,Liu Qi, 来源:地震工程与工程振动:英文版 年份:2014
地震反应光谱的适当估计为新结构,或存在结构的地震安全评估的设计是必要的。这份报纸论述一个其他的过程从一个联合规范的反应系列构造设计光谱(NRS < 潜水艇 class= “ a-pl...
[期刊论文] 作者:ZHOU Zhengguo XU Longjun XIE J, 来源:中国地球化学学报:英文版 年份:2009
在辣椒的生长上的锰浪费岩石和电解的锰残余中的 Mn 的影响经由壶实验被学习。产品收益和锰营养主要在这研究被评估。结果证明锰跟踪的成分对辣椒的叶绿素内容的增加有益。叶...
[期刊论文] 作者:XU Longjun,WANG Xingmin,QU Ge,, 来源:中国地球化学学报:英文版 年份:2010
毛孔锶残余的结构的特征与 N2 吸附方法(ASAP2010 ) 被学习。有关溶解和沥滤的锶废物的运动性质被在答案决定 Sr2+ , Ba2+ 和可溶的硫醚的集中描述。结果证明特定的表面区域和...
[期刊论文] 作者:XU Longjun,ZHOU Zhengguo,LIU C, 来源:中国地球化学学报:英文版 年份:2008
在岩石中的 Pb~(2+) 的吸附动力学用离子被学习了选择电极和原子吸收分光光度计。结果证明吸附过程是像分数维图形的反应。吸附率在 30 分钟前相对高,然后落下。Pb~(2+) 和运...
[期刊论文] 作者:Xie Chao,Xu Longjun,Ye Yongjun, 来源:中国地球化学学报:英文版 年份:2015
Mn-Zn ferrite powders were produced from low-grade manganese ore(LMO) via the chemical coprecipitation method combined with the ceramic method,after the LMO was...
[期刊论文] 作者:CHEN Kun,XU Longjun,BI Zhiming, 来源:中国地球化学学报:英文版 年份:2013
The effects of several parameters on the simultaneous saccharification and fermentation of straw stalk for ethanol fuel production were investigated on the basi...
[期刊论文] 作者:LIU Ke,XU Longjun,ZHANG Fukai,, 来源:Chinese Journal of Geochemistry 年份:2014
Fe/C-based magnetically activated carbon(MAC) was obtained by carbonizing and activating its precursor, that was prepared by co-precipitation of anthracite coal...
[期刊论文] 作者:XIE Chao,XU Longjun,PENG Tiefe, 来源:中国地球化学学报:英文版 年份:2013
Manganese was extracted from leaching low-grade manganese ore in sulfuric acid medium. The effects of granule diameter, leaching time, liquid/solid ratio (V/W)...
[期刊论文] 作者:LIU Chenglun,XU Longjun,YANG X, 来源:中国地球化学学报:英文版 年份:2012
锶铁酸盐作为材料从锶浪费残余(SWR ) 被准备。锶氯化物被沥滤获得有氨氯化物的 SWR,然后 SrCl2 被变换成 SrCO3。锶铁酸盐(SrFe12O19 ) 被在一个合适的比例烤 SrCO3 和 FeCl3...
[期刊论文] 作者:PENG Tiefeng,XU Longjun,WANG X, 来源:中国地球化学学报:英文版 年份:2013
The accumulation of electrolytic manganese residue (EMR) has become a serious problem and its recycling will be of great benefit to protect the environment and...
[期刊论文] 作者:ZHAO Jing,XU Longjun,XIE Chao, 来源:中国地球化学学报:英文版 年份:2013
The preparation of chemical manganese dioxide(CMD) from low-grade rhodochrosite ore(LGRO) in Xiushan,Chongqing,was studied and improved,including leaching with...
[期刊论文] 作者:ZHANG Zhao-di,XU LongJun,SHI J, 来源:重庆大学学报:英文版 年份:2015
[期刊论文] 作者:XU Longjun,ZHOU Zhengguo,LIU C, 来源:中国地球化学学报(英文版) 年份:2004
The adsorption kinetics of Pb2+ in rocks has been studied using ion selective electrodes and atomic absorption spectrophotometer. The results showed that the ad...
[期刊论文] 作者:ZHOU Zhengguo,XU Longjun,XIE J, 来源:中国地球化学学报(英文版) 年份:2009
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:XU Longjun,WANG Xingmin,XIAN X, 来源:中国地球化学学报(英文版) 年份:2004
Effects of temperature and pressure differences on water seepage in breccia were investigated by using the physicochemical seepage instrument.The results show t...
[期刊论文] 作者:Xie Lili,Xu Longjun,Adrian Rod, 来源:地震工程与工程振动(英文版) 年份:2004
Near-fault ground motions with long-period pulses have been identified as critical in the design of structures.To aid in the representation of this special type...
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