Results 61 to 70 of about 3,499 (102)

[Clinical features and pathological scoring analysis of hepatic amyloidosis]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Gong YX, Du ZX, Yang Y, Li SS, Wang JL, Yang YF.   +5 more
europepmc   +1 more source

ZnO压敏电阻的制备工艺优化及其性能对比研究

Dianci bileiqi
本研究探讨了采用分段压制技术，制备具有一定梯度结构的ZnO压敏电阻，旨在通过优化分段配方比例，调节电阻片在厚度方向上的显微结构，提高电阻片的抗大电流冲击能力。通过扫描电子显微镜观察了ZnO晶粒尺寸在外段和中段的分布，通过压敏电阻测试仪和冲击电流发生器分别测试了电阻片的压敏电压、非线性系数与10kA 8/20μs雷电波残压比、2ms方波电流通流能力和4/10μs最大冲击电流。实验结果表明，通过优化晶粒尺寸和能量分布，优化后的工艺不仅保持了良好的压敏电压和非线性系数，电阻片的整体性能得到了显著提升 ...
董建洪
doaj  

[Outcomes of suture-mediated vascular closure device in the closure of left brachial artery access site after thoracic endovascular aortic repair]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Li W, Zhang X, Li W, Zhang T, Zhang X.
europepmc   +1 more source

[Trends of disease burden on spinal cord injury in China from 1990 to 2023]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Yang F, Han Y, Pan W, Luo X.
europepmc   +1 more source

[Comparative study of different treatment methods for peroneus longus tendon stump in anterior cruciate ligament reconstruction]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang P, Liu Z, Shi Z, Zhao F, Wang J, Li H.   +5 more
europepmc   +1 more source

[Impact of lamina formation range on lumbar biomechanics in unilateral biportal endoscopic spine surgery: a finite element analysis for surgical optimization]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Ji S, Ma B, Zou Y, Zhang M, Ren M, Li H, Duan K, Xu C, Zhang C, Ye Y, Zhou P.   +10 more
europepmc   +1 more source

[Magnetic one-step purification-high performance liquid chromatography-triple quadrupole/composite linear ion trap mass spectrometry for the determination of 54 veterinary drug residues in carp]. [PDF]

Se Pu
Wen YP, Huo WD, Zhang CY, Liu H, Mu YC, Wu LD, Li JC.   +6 more
europepmc   +1 more source

[Clinical outcomes of small-size grafts in auxiliary liver transplantation for the treatment of portal hypertension]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Ju HF, Wei L, Sun LY, Qu W, Zeng ZG, Zhang HM, Tan YL, Wang J, Xie FX, Zhu ZJ.   +9 more
europepmc   +1 more source

[Determination of ergot alkaloids toxins in forage grass by ultra performance liquid chromatography-tandem mass spectrometry coupled with solid-phase supported liquid-liquid extraction]. [PDF]

Se Pu
Ren CX, Wang XM, Sheng WL, Han YZ, Zhang CY, Zheng SZ.   +5 more
europepmc   +1 more source

[Disease burden trends of site-specific osteoarthritis in China from 1990 to 2023 and the attribution to high body mass index]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xiong Q, Hu L, Hu Y, Liu Q, Li J, Yang C, Fu W.   +6 more
europepmc   +1 more source