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Study of the engineering geologic feature of weathering zone of bedrock in 810 producing area of Lul
[期刊论文] 作者：GUI He-rong(桂和荣),SUN Jia-bin(孙家斌),LI Ming-hao(李明好),LI Wei(李伟),YIN Zheng-zhu(尹正柱),CHEN Fu-yong(陈富勇),SONG,
来源：煤炭学报（英文版） 年份：2002
For a safe extracting of the mine resource of the razor-thin capping rock, a study of waterproof, sand prevention, roof-fall prevention must be made. As a result, its necessary to master the engineering feature of weathering zone of bedro......
,Radiofrequency Ablation Mapping with Circumferential Catheter for Paroxys-mal Atrial Fibrillation O
[期刊论文] 作者：LIU Zhen(刘震),WU Shulin(吴书林),YANG Pinzhen(杨平珍),FANG Xianhong(方咸宏),LI Haijie(李海杰),CHEN Silin(陈泗林),ZHAN,
来源：岭南心血管病杂志（英文版） 年份：2002
Objectives To assessed thefeasibility and effectiveness of electrophysiologicalmapping of pulmonary veins with a circumferential 10-electrode catheter and radio...
[期刊论文] 作者：Wang Hai(王海),Zhao Hong-Wu(赵宏武),Wang Chang-Sheng(王常生),Wang Yin-Jun(王荫君),Zhan Wen-Shan(詹文山),Li Feng-Ying,
来源：中国物理（英文版） 年份：2002
In this paper, we report on the magnetic properties of Fe304 nanoparticles with different grain sizes under differentpressures. In all the samples, the saturate...
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