Results 81 to 90 of about 9,050 (130)

Meta-analysis of prevalence and filling rate of dental caries in preschool children in China. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi, 2023
Zhang J, Wang Y.
europepmc   +1 more source

[An lightweight algorithm for multi-dimensional optimization of intelligent detection of dental abnormalities on panoramic oral X-ray images]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhao T, Ni M, Xia S, Jiao Y, He Y.
europepmc   +1 more source

2015中国国际齿轮产业技术大会暨CGMA年会会议纪要

, 2015
<正>由中国机械通用零部件工业协会齿轮分会（CGMA）主办,汉诺威米兰展览（上海）有限公司、郑州机械研究所、杭州前进齿轮箱集团股份有限公司等单位承办的2015中国国际齿轮产业技术大会暨CGMA年会于2015年10月26-28日在上海新国际博览中心隆重召开。来自海内外的200多位齿轮及上下游产业的企业家、专家、学者齐聚一堂,共同探讨齿轮产业发展的机遇和路径。本次大会的主题是:新常态、

core  

[Interpretation of the group standard: Clinical Protocol for Bone Harvesting and Grafting under Digital Guidance in Oral Implantology]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Wang J, Man Y.
europepmc   +1 more source

我国汽车变速器齿轮质量现状及建议

Jixie chuandong, 1990
根据国家技术监督局,一九九○年第二季度监督抽查计划,国家齿轮产品检测中心于一九九○年三月廿五日至五月二五日,对北京齿轮总厂、上海汽车齿轮厂等12个汽车齿轮专业生产厂,进行了汽车变速器齿轮的产品质量监督抽查。
doaj  

[Clinical comparison of xenograft versus synthetic bone graft materials in micro crestal flap-alveolar ridge preservation following extraction of molars]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Zhang S, Liu J, Xu T, Hu W, Zhang H, Wei Y.   +5 more
europepmc   +1 more source

A study on the model establishment of 3D parameterization in bevel gear based on the solidworks

, 2007
详细阐述利用VB6.0进行SolidWorks二次开发的关键技术,论述斜齿轮的三维参数化建模系统开发的具体过程,对比了不同建模方法的特点,提出齿轮三维建模误差分析的两种方法,为模型应用提供了理论指导,同时对该研究方法的拓展性应用举出实例 ...
李震, 赵永旺, 张志佳
core  

[A segmented backprojection tensor degradation feature encoding model for motion artifacts correction in dental cone beam computed tomography]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zeng Z, Wang Y, Lin Z, Bian Z, Ma J.
europepmc   +1 more source

[Tooth segmentation and identification on cone-beam computed tomography with convolutional neural network based on spatial embedding information]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Bo S, Gao C.
europepmc   +1 more source

[Research on real-time detection system of catheter delivering force in vascular interventional robots]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Li H, Zhou H, Zhao Y, Zhang J, Zhang T.
europepmc   +1 more source