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最大反射衰减为-29.3dB,低于-5dB的有效带宽为3.6GHz. 关键词:双复纤维; 纤维排布方式; 吸波性能; complex permittivity and permeability fiber; fiber arrangement; microwave absorption; [全文内容正在添加中] ......
:1672-7207(2012)01-0265-07 Method and model of rapidly identifying ultra-low permeability reservoir based on lithologic reservoir characteristics XU Chang-fu1, LI Xiong-yan2, 3, ZHOU Jin-yu4, 5, LI Hong-qi6... of China University of Petroleum, Beijing 102249, China; 4. National Engineering Laboratory for Low Permeability Petroleum Exploration and Development, Xi’an 710018, China; 5. Exploration......
Evolvement of permeability of ore granular media during heap leaching based on image analysis YANG Bao-hua(杨保华)1, 2, WU Ai-xiang(吴爱祥)3, JIANG Huai-chun(江怀春)4, CHEN Xue-song(陈学松)1 1. School..., and the permeability of each zone before and after leaching were also calculated with Carman-Kozeny equation. The permeability evolvement law was disclosed. The results indicate that before leaching......
. School of Mathematics, Physics and Biological Engineering, Inner Mongolia University of Science and Technology,Baotou 014010, China) Abstract: The petrography and diagenesis of low permeability tight... to a reservoir with low-porosity and low-permeability. The average primary porosity of the reservoir is reduced by 17.2% by compaction and 14.7% by cementation respectively. In the process......
, chloride diffusion coefficient, cover thickness, permeability, casting thickness, void region and bonding quality of constructed lining concrete in Jiaozhou bay subsea tunnel were investigated... strength of lining concrete decreases by 6%-7% in the field compared with in the standard condition. The rebound strength, chloride diffusion coefficient, and anti-permeability level of constructed lining......
Effect of Ce3+ on membrane permeability of Escherichia coli cell陈爱美,施庆珊,欧阳友生,陈仪本摘 要:This study aimed to delineate the antibacterial mechanism of rare-earth ion Ce 3+ to the target organism Escherichia coli cell, and the most important purpose was to identify its biological effect of increasing the E. coli cell membrane permeability. The antibacterial......
Effect of Ce3+ on membrane permeability of Escherichia coli cell陈爱美,施庆珊,欧阳友生,陈仪本摘 要:This study aimed to delineate the antibacterial mechanism of rare-earth ion Ce 3+ to the target organism Escherichia coli cell, and the most important purpose was to identify its biological effect of increasing the E. coli cell membrane permeability. The antibacterial......
Complex permittivity, permeability, and microwave absorption of barium ferrite by citrate sol-gel processZHANG Haijun WU Mingzhong YAOXi and ZHANG Liangying1) High Temperature ceramics Institute... and complex permeability of hexaferrite-paraffin wax composites had been measured by the transmission/reflection coaxial line method in the range from 200 MHz to 6 GHz. The measurement results showed......
Simultaneous hydraulic fracturing of ultra-low permeability sandstone reservoirs in China: Mechanism and its field testREN Lan(任岚)1, LIN Ran(林然)1, ZHAO Jin-zhou(赵金洲)1, YANG Ke-wen(杨克文)2, HU Yong... of simultaneous hydraulic fracturing, a thorough research on the mechanism and adaptation of simultaneous fracturing of double horizontal wells in ultra-low permeability sandstone reservoirs was conducted by taking......
; 文章编号:1672-7207(2015)03-0970-13 Application of Bayesian theory to predict permeability of reservoir YU Peng, TANG Zhonghua (Faculty of Earth Resources, China University of Geosciences, Wuhan 430074, China) Abstract: The Bayesian theory was applied to predict the distribution of hydraulic units in the Jingguan2 Block of Jinganbao oil-bearing structure belt, the permeability model was built based......
