Results 91 to 100 of about 1,067 (154)

数字地形分析在滑坡研究中的应用综述 [PDF]

open access: yes, 2015
宫清华   +5 more
core  

[Research progress of tibial tunnel positioning techniques in posterior cruciate ligament reconstruction]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li R, Liao Y, Guo F, Chen Q, Li S, He C.
europepmc   +1 more source

[Archeological Research on Third Molar Degeneration]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Huang H, Zhou J, Zhou X.
europepmc   +1 more source

[An investigation study on the technology and training level of ski patrol]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Bai P   +7 more
europepmc   +1 more source

砒砂岩泻溜侵蚀的坡向分异及其与气象因素的响应

open access: yesShuitu Baochi Xuebao
[目的] 泻溜作为砒砂岩区典型的重力侵蚀方式,已成为沟道内重要的粗砂物质来源,严重威胁流域生态安全,明确该地区侵蚀机理对黄河流域生态保护和高质量发展战略具有重要意义。[方法] 以内蒙古砒砂岩沟坡系统为研究对象,基于野外定位监测,利用三维激光扫描技术,分析不同坡向下沟坡侵蚀界面微地形变化与侵蚀特征的时空变化规律及其与气象要素之间的响应关系。[结果] (1)砒砂岩沟坡存在明显的泻溜侵蚀现象,且坡向分异较为明显。其中,阴坡平均侵蚀面积占研究区总面积的43.11%,阳坡平均侵蚀面积占研究区总面积的45.48 ...
任亚楠   +4 more
doaj  

[Comparative study on accuracy of three imaging methods in diagnosis of subacromial impingement syndrome]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zi L   +7 more
europepmc   +1 more source

[Research progress in central aortic pressure estimation algorithms]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Du S, Zhou S, Wang G, Zhu H, Xu L.
europepmc   +1 more source

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