Results 91 to 100 of about 318 (134)

Effects of thermal cycling on bonding properties of novel low-shrinkage resin adhesive. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi, 2023
Wang Z   +5 more
europepmc   +1 more source

[Effect of porous surface structure on fatigue strength of 3D printed zirconia]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Zhao J   +6 more
europepmc   +1 more source

[The influence of articular surface conformity on the biomechanics of rotating hinge knee prostheses]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Li Y   +5 more
europepmc   +1 more source

高压开关用碟簧液压机构活塞杆激光熔覆工艺研究

open access: yesGaoya dianqi
为提高35CrMo基活塞杆关键部位的耐磨性,防止电镀工艺带来的镀层剥落失效问题。采用激光熔覆技术在35CrMo钢基材上制备不同工艺参数的20%WC/Ni基复合涂层,利用SEM、EDS、维氏硬度计和HRS-2M往复式摩擦磨损测试仪,研究了熔覆层的宏观形貌、微观形貌、显微硬度和耐磨性,最后采用激光熔覆最优工艺参数制备活塞杆并开展10 000次机械寿命试验。激光能量密度为63.3 J/mm2能够提高熔覆层组织均匀性、降低晶粒尺寸和提高熔覆层硬度;熔覆层组织越均匀、晶粒越细小有利于硬度、摩擦磨损等性能的提高 ...
张晓敏   +8 more
doaj  

[Research progress in biomechanics of common internal fixation for femoral neck fracture]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2022
Wang F, Liu Y, Cheng L, Zhao D.
europepmc   +1 more source

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