Results 61 to 70 of about 1,005 (104)

[Rehabilitation guidelines and specifications for traumatic spinal cord injury (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Professional Committee Of Spine And Spinal Cord Injury Rehabilitation China Association Of Rehabilitation Of Disabled Persons   +3 more
europepmc   +1 more source

我国南方丘陵区土壤耕作侵蚀的定量研究

open access: yesShuitu Baochi Xuebao, 2001
通过采用示踪法对四川丘陵区坡耕地的耕作试验研究 ,获得了土壤耕作位移和土壤耕作侵蚀的直接证据 ,确定了耕作侵蚀是四川丘陵区土壤流失的原因之一。试验结果指出 ,四川丘陵区单次耕作的土壤位移量为 43.70~ 6 4.47kg/ m;平均土壤耕作侵蚀速率为 6 5 .0 5~ 97.0 5 t/ hm2 .a。土壤耕作位移受地面坡度的影响十分明显 ,平均位移距离与坡度间呈显著正相关关系。耕作侵蚀速率主要取决于坡体长度 ,只有在坡体长度相同的条件下 ...
doaj  

[Research status of lower limb exoskeleton rehabilitation robot]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Li M, Li H, Yu H.
europepmc   +1 more source

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