Results 121 to 130 of about 1,391 (140)

[Implementation and development of endoscopic benign breast lump resection and breast-conserving surgery for cancer]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang X   +5 more
europepmc   +1 more source

MICP技术修复晋阳古城土遗址根劈裂隙机理研究

城市生态建设
为探讨MICP修复晋阳古城根劈裂隙机理,本研究采用实验和检测等方法研究了Ca2+源、Ca2+浓度和混合液添加顺序的影响。结论如下:Ca2+源对巴氏菌矿化沉积的影响遵循规律为硝酸钙>氯化钙>乙酸钙,Ca2+源选择高浓度的乙酸钙溶液,并建议先加入1M脲+菌液,以获得最佳矿化沉积效果。土体中本身存在CaCO3晶体,巴氏菌矿化产物非外来物质;巴氏菌矿化产生的CaCO3晶体对土样的胶结与附着作用明显;土样表面形成的白色团聚状颗粒物质多呈针状、矛状、或火焰针、矛状,白色蓬松状颗粒物质多呈蜂窝状 ...
瑞华 尚   +3 more
semanticscholar   +1 more source

FLU-net:用于表征页岩储层微观孔隙的深度全卷积网络

, 2021
陈雁   +6 more
semanticscholar   +1 more source

Dynamic response analysis of high-speed maglev train-guideway system under crosswinds

Journal of Central South University, 2023
Xiang-fu Tian   +3 more
semanticscholar   +1 more source

鄂尔多斯盆地胡尖山地区长6 1 致密砂岩储层成岩特征与孔隙度定量恢复

, 2020
王继伟   +11 more
semanticscholar   +1 more source

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