Let's say I have a cylinder of radius a centered on the z-axis.

已知以z -轴为轴心半径为a的圆柱体。

youdao

Conclusion:The cause of many complications after cutting radius head is ulnohumeral joint loading disorder and longitudinal axis unstability.

结论：桡骨小头切除后肱尺关节载荷紊乱及纵轴失稳是多种术后并发症的原因。

youdao

The influence of coverage due to the radius, angular velocity, pitch , double thread of plastic screw, and rotational mode of steel axis are also discussed in here.

文中并探讨了塑胶导螺杆半径、转速、螺距、双螺纹与钢轴旋转模式对钢珠表面检测覆盖率影响。

youdao

Another way to represent a point in a plane is I've got a radius and I've got an angle from the x-axis, right, and that's a standard thing you might do.

平面上面的点的方法,也就是极坐标,上面那种方法其实是，如果你们喜欢我这么说的话,笛卡尔坐标表示法。

麻省理工公开课 - 计算机科学及编程导论课程节选