conical point rivet

Related Study of the Morphology of the Proximal Femur and the Biologic Fixation of Tapered Femoral Component;

股骨近端形态与锥形柄全髋生物学固定的相关研究

In order to solve the problem of the craze during dawing and several time dawing,design method of multilayer taper die,its structure and parameter are discussed in this paper.

为了解决拉深时开裂及多次拉深的问题,探讨了锥形多层拉深模的设计方法。

Methods Some partial orders on normal orthogroup are constructed by the cones.

方法从正规纯整群的锥形出发构造amenable序。

The structure of cone-shaped faces achieves 3 degrees .

该磁轴承定子采用两片式六极结构,分隔式锥形磁极与圆锥形转子均有30°锥角,磁场对圆锥形转子产生的磁吸力在轴向和径向方向上均有分量,实现了利用同一工作气隙同时控制圆锥形转子在轴向和径向3个自由度的悬浮。