英德
有道
百度
谷歌
图片
维基
百科
弯曲管
[机] swan-neck
- 目的了解上颌前牙根管弯曲情况。
Objective To investigate root canal curvature in maxillary anterior teeth. - 基于管弯曲回弹有限元模拟模型研究了弯曲工艺参数和材料参数对管弯曲回弹的影响规律。
Based on the tube bending FEM simulation model, the tube bending springback rule under the different craft parameters and the material parameters was studied. - 结合施工难度，介绍了斜交双向弯曲管桁架结构及复杂空间管桁架结构安装定位等施工测量技术。
Based on the difficulties, construction measurement technology for installation of oblique and compound bending pipe truss structure and complicated spatial pipe truss structure was introduced.
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