Results 41 to 50 of about 69 (67)

Formation and catastrophic evolution of giant landslides in the alpine canyon area of western China [PDF]

open access: yes
Objective  Most hydroelectric projects in western China are located in alpine canyons. The intricate geological engineering conditions in this area have contributed to the widespread distribution of landslide disasters across the reservoir banks of ...
HU Xinli   +7 more
core   +1 more source

Geomorphic signatures of reservoir–slope hazards triggered by the Baihetan Reservoir impoundment, lower Jinsha River, China [PDF]

open access: yes
Objective  Slope instability triggered by reservoir water-level fluctuations represents a prevalent geohazard in mountainous regions and canyons undergoing large-scale hydropower development. Since the 21st century, accelerated hydropower development has
DAI Fuchu   +7 more
core   +1 more source

[Surgical technique of lateral unicompartmental knee arthroplasty and discussion of the maximum correction value in the treatment of knee valgus deformity]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2023
Liu X   +8 more
europepmc   +1 more source

2005—2021年大河坝流域极端气候及其对滑坡的影响

open access: yesShuitu Baochi Xuebao
目的为探究青藏高原东北缘大河坝流域2005—2021年极端气候特征及其对滑坡发育的影响机制。方法基于1960—2021年兴海气象站数据,采用RClimDex模型计算22个极端气候指数,分析气温与降水变化趋势;利用多源遥感影像和无人机DSM数据,解译2005—2021年28条泥石流沟的新增型(Ⅰ型)与扩大型(Ⅱ型)滑坡时空分布,结合皮尔逊相关性分析,揭示气候因子对滑坡的驱动机制。结果1) 1960—2021年气候暖湿化显著,极端高温事件频率与强度增加,极端低温事件减少;降水模式转向高频短历时强降雨。2 ...
顾煜, 马超, 吕立群
doaj  

[Research progress in femoral tunnel positioning points of medial patellofemoral ligament reconstruction]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2021
Zhang Y, Li Y, Liu D, Wang G.
europepmc   +1 more source

[Technical standards for the diagnosis and treatment of pediatric total facial management in Shenzhen]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2023
Zhang Q, Dai J, Li L.
europepmc   +1 more source

Consensus on the preparation margin and restoration margin in ceramic esthetic rehabilitation. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi, 2022
Yu H   +20 more
europepmc   +1 more source

不同坡度和植被覆盖黄土对降雨入渗的响应规律

open access: yesShuitu Baochi Xuebao
[目的] 植被类型和坡度是影响黄土斜坡土体水分对降雨响应规律的控制因素。[方法] 分别选取裸土、蒿草和刺槐覆盖的平地,裸土、蒿草、刺槐和刺槐蒿草混合覆盖的15°斜坡,以及刺槐蒿草混合覆盖的35°斜坡,共8个样地设置原位观测点,测定剖面含水率及基本物理指标,观测降雨后剖面的湿润锋深度,分析植被类型和坡度对降雨入渗的影响。在室内设置6个坡度的模型试验,研究坡度与竖直入渗深度和垂直于坡面入渗厚度的关系。[结果] 植被类型显著影响斜坡土体的湿润锋深度、含水率和饱和度,刺槐蒿草混合地的湿润锋深度最浅 ...
张丽娜   +6 more
doaj  

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