Results 51 to 60 of about 213 (99)

[Clinical efficacy of two-stage ear reconstruction using autologous rib cartilage in the correction of congenital microtia]. [PDF]

Zhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Xu ZC, Zhang Q, Xu F, Li DT, Li YY, Chen X, Zhang RH.   +6 more
europepmc   +1 more source

基于光学测量系统的高压断路器铜钨弧触头烧蚀特性研究

Gaoya dianqi
高压SF6断路器具有关合、承载、开断额定电流和故障电流的能力，在维护电力系统安全稳定运行方面发挥着重要作用。然而，断路器触头在电弧烧蚀作用下寿命不断降低，进而导致开断失败，因此研究弧触头的烧蚀特性对开发电寿命监测系统有重要意义。文中基于高速摄影仪、高速光谱仪、光纤传感器等光学测量系统，对电弧弧根的宏观移动特性进行了观测。通过分析触头表面形态图像和质量损失，探究了铜钨触头在不同开断电流等级下的烧蚀特性。研究发现，随着开断电流的增大，弧根直径逐渐扩大，电弧在触头表面的移动性却降低 ...
牛博, 杨鼎革, 褚继峰, 王智翔, 李夏, 袁福祥, 何继厚, 吴兵, 张存峻, 南美璇, 杨爱军   +10 more
doaj  

[Effectiveness comparison of anterior cervical discectomy and fusion with zero-profile three-dimensional-printed interbody fusion Cage and titanium plate fusion Cage]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li Y, Li X, Li B, Gu Y, Yang T, Zhao L, Cui W, Gu S, Wang H.   +8 more
europepmc   +1 more source

[Progress in antibacterial/osteogenesis dual-functional surface modification strategy of titanium-based implants]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2023
Liu P, Fan B, Zou L, Lü L, Gao Q.
europepmc   +1 more source

[Evaluation of Gradient-Variant Quantum Dot Fluorescence Technology for Rapid Detection of <i>Brucella</i>]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Li J, Wang X, Wang J, Tian S, Zhao C, Wang X, Jian W, Li S, Zhang Q, Zhou L.   +9 more
europepmc   +1 more source

[Mid-term effectiveness of hip preservation in the reconstruction of ultrashort bone segments in the proximal femur with three-dimensional printed customized cementless intercalary endoprosthesis with an intra-neck curved stem]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2023
Sheng H, Zhang Y, You Q, Gong T, Li Z, He X, Tang F, Zhou Y, Wang Y, Lu M, Luo Y, Min L, Tu C.   +12 more
europepmc   +1 more source

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

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zi L, Jin H, Zhu J, Zhang G, Tong Y, Chen S, Shao W, Tang X.   +7 more
europepmc   +1 more source

[Clinical application of a self-developed mouth opener with a tongue base retractor in the operation of deep part of tongue base]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2022
Liang Y, Chen S, Zhang W, Chen X, Duan X, Liu Y.   +5 more
europepmc   +1 more source

[Tympanic membrane repair using improved endoscopic ear canal flap dissection method]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Sun H, Song R, Yu Z.
europepmc   +1 more source

[Surface roughness, gloss and sequential polishing times of various chairside computer aided design/manufacturing restorative materials]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban, 2022
Luo H, Tian FC, Wang XY.
europepmc   +1 more source