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| 1 | Two categories of fractal models of rock and soil expressing volume and size-distribution of pores and grains显示文摘Based on the Sierpinski carpet and Menger sponge models, two categories of fractal models of rock and soil which are composed of the volume fractal model of pores, the volume fractal model of grains, pore-size or particle-size distribution fractal models are established and their relations are clarified in this paper. Through comparison and analysis, it is found that previous models can be unified by the two categories of fractal models, so the unified fractal models are formed. Experimental results presented by Katz indicate that the first category of fractal models can be used to express the fractal behavior of sandstone. A scanning electron microscope (SEM) will be used to study the microstructure of soft clay and it will be testified that the fractal behavior of soft clay suits the second category of fractal models. | TAO GaoLiang ZHANG JiRu | 2009 | Chinese Science Bulletin2009,54,23: | 21 |
| 2 | Porosity models for determining the pore-size distribution of rocks and soils and their applications显示文摘Previous porosity models have been shown to be unable to accurately describe the pore-size distribution of rocks and soils.Three new porosity models are developed in this study.Pore-size distributions of soft clay and ecotypic revetment material were obtained using a scanning electron microscope(SEM)in two-dimensional space,and with the mercury intrusion method in three-dimensional space.The results show that the new porosity models are valid in predicting the accumulative porosity of rock and soil samples.Based on the new porosity models,a new microstructure soil consolidation model was developed and the error of the compression strain prediction was less than 0.007 under low pressure.Several models for soil water retention curve were founded,which in form comprise previous models developed by other researchers,and they may be more accurate than previous models because of the valid mean for determining the fractal dimension.In addition,we obtain an expression for the relationship between soil cohesion and the test specimen size,as well as between the bulk density of rocks and soils and the test specimen size. | ZHANG JiRu TAO GaoLiang HUANG Li YUAN Lun | 2010 | Chinese Science Bulletin2010,55,34: | 8 |
| 3 | Aromatization over nanosized Ga-containing ZSM-5 zeolites prepared by different methods:Effect of acidity of active Ga species on the catalytic performance显示文摘Nanosized Ga-containing ZSM-5 zeolites were prepared via isomorphous substitution and impregnation followed by characterized using various techniques. The catalytic performance of the zeolites for the aromatization of 1-hexene was investigated. The results indicate that isomorphous substitution promotes the incorporation of Ga heteroatoms into the framework along with the formation of extra-framework GaO^+species([GaO^+]a) that have stronger interactions with the negative potential of the framework. In addition, based on the Py-IR results and catalytic performance, the [GaO^+]aspecies with stronger Lewis acid sites produced a better synergism with moderate Br?nsted acid sites and thus improved the selectivity to aromatic compounds. However, the impregnation results in the formation of Ga_2O_3 phase and small amounts of GaO^+species that are mainly located on the external surface([GaO^+]~b), which contribute to weaker Lewis acid sites due to weaker interactions with the zeolite framework. During 1-hexene aromatization, the nanosized Ga isomorphously substituted ZSM-5 zeolite samples(Gax-NZ5) exhibited better catalytic performance compared to the impregnated samples, and the highest aromatic yield(i.e.,65.4 wt%) was achieved over the Ga4.2-NZ5 sample, which contained with the highest Ga content. | Yujun Fang Xiaofang Su Xuefeng Bai Wei Wu Gaoliang Wang Linfei Xiao Anran Yu | 2017 | Journal of Energy Chemistry2017,26,4: | 8 |
| 4 | Influence and Control Strategy for Local Settlement for High-Speed Railway Infrastructure显示文摘列车在运行过程中,由于受到系统内外的干扰,容易发生晚点并偏离计划列车运行线,而晚点传播将进一步扩大运行干扰的影响,造成后续列车潜在的运行冲突,这些冲突可能影响后续列车运行计划的安排。因此,可靠的冲突预测结果能够更好地辅助当前运行调整策略的制定,提高运行图实施效果。相比于既有研究中基于随机干扰的冲突预测方法,本文基于历史运营数据对计划列车运行图中的时间区间进行模糊化处理,并基于赋时Petri网建立高速铁路列车运行图模型。为了全面度量冲突预测结果,本文将冲突划分为确定冲突和潜在冲突并给出判定标准。同时提出了单列车运行线平均偏离度和相邻列车作业间的冲突可能性两个冲突评价指标,并给出了计算方法。基于调整后的模糊时间知识推理算法,本文提出了一种新的高速铁路列车运行冲突预测方法,应用于两个不同情境下的仿真算例中。仿真算例结果表明,列车运行图内时间区间模糊化处理后的冲突预测在可靠性和可操作性方面更强,并可为列车运行图调整、优化等提供决策支持。 | Gaoliang Kang | 2016 | Engineering2016,2,3: | 5 |
| 5 | Design and Implementation of WebGIS-based GPS Vehicle Monitoring System显示文摘This paper develops a WebGIS\|based GPS vehicle monitoring system with typical three\|tier application architecture of B/S pattern. It provides ordinary registered users with a valid and convenient means to get access to real\|time GPS location information of certain moving vehicles at any place, and further offers a powerful tool for super users to manage user information and remotely monitor those vehicles and provide corresponding services timely if necessary. The system architecture, function modules, key technologies and application interfaces are given. Finally, the validity of our system is demonstrated in practical cases. | CHENGQimin YANGChongjun SHAOZhenfeng LIUDonglin GAOLiang | 2004 | Geo-Spatial Information Science2004,7,2: | 4 |
| 6 | A desktop virtual reality-based interactive modular fixture configuration design system显示文摘 | Gaoliang Peng Gongdong Wang Wenjian Liu Haiquan Yu | 2009 | Computer-Aided Design2009,,5: | 2 |
| 7 | Development of a collaborative virtual maintenance environment with agent technology显示文摘 | LIU Xinhua PENG Gaoliang LIU Xiumei | 2010 | J Manufacturing Syst2010,29,4: | 1 |
| 8 | Improving the performance of interferometers in metrological scanning probe microscopes显示文摘 | Dai Gaoliang Pohlenz F Danzebrink H U | 2004 | Measurement Science Technology2004,15,3: | 1 |
| 9 | A nu- merical comparison of thermal performance of in-line pin-fins in a wedge duct with three kinds of coolant 显示文摘 | LIAO Gaoliang WANG Xinjun LI Jun | 2014 | International Journal of Heat and Mass Transfer2014,77,: | 1 |
| 10 | Xingpi Yang Er particles combination in the treatment of infantile pneumonia diarrhea in 90cases of clinical observation显示文摘 | Zhou Gaoliang Cheng FangHai Huang Xianlai such as | 2012 | Chin Trad Chin Med Sci Tech2012,19,1: | 1 |
| 11 | The Network of Interloc- king Directorates and Firm Performance in Transition Economies:Evidence fromChina 显示文摘 | Liuchuang Li Gaoliang Tian Wenjia Yah | 2013 | The Journal of Annlied Business Research2013,,2: | 1 |
| 12 | Improving the Performance of interferometers in metrological scanning probe microscopes显示文摘 | Frank Pohlenz Hans-Ulrich Danzebrink | 2004 | Measurement Science and Technology2004,15,: | 1 |
| 13 | Disassem- bly sequence planning approach for product virtual mainte- nance based on improved max-min ant system显示文摘 | Liu Xinhua Peng Gaoliang Liu Xiumei | 2012 | The In- ternational Journal of Advanced Manufacturing Technology2012,59,5: | 1 |
| 14 | Devel- opment of a collaborative virtual maintenance environment with agent technology 显示文摘 | LIU Xinhua PENG Gaoliang LIU Xiumei | 2010 | Journal of Manufacturing Sys- tems2010,29,4: | 1 |
| 15 | Vlatricellular proteins: multifaceted .=xtracellular regulators in tumor dormancy显示文摘 | Tiantian Wu Gaoliang Ouyang | 2014 | Protein & Cell2014,5,4: | 1 |
| 16 | Towards the developme- nt of a desktop virtual reality-based system for modular fixture configuration design显示文摘 | PENG Gaoliang GAO Jun HE Xu | 2009 | Assembly Automation2009,29,1: | 1 |
| 17 | Metrological large range scanning probe microscope 显示文摘 | Gaoliang Dai Frank Pohlenz etc | 2004 | Review of Scientific Instruments2004,175,4: | 1 |
| 18 | Accurate and traceable calibration of one-dimensional gratings 显示文摘 | Gaoliang Dai Ludger Koenders etc | 2005 | Measurement Science Technology2005,,16: | 1 |
| 19 | Role of hypoxia m the hallmarks of human cancer显示文摘 | Kai Ruan Gang Song Gaoliang Ouyang | 2009 | Journal of Cellular Biochemistry2009,107,6: | 1 |
| 20 | Role of hypoxia in the hallmarks of human cancer 显示文摘 | KAI R GANG S GAOLIANG O | 2009 | J Cell Biochem2009,107,6: | 1 |