对于这个圆柱面。

For the cylinder. OK.

大径指过外螺纹牙顶或内螺纹牙底的圆柱面直径。

The root of the external thread or the crest of the inner thread .

磨削通过采用被称为磨床的特殊机床能在平面、圆柱面甚至内表面上进行。

Grinding can be performed on flat, cylindrical, or even internal surfaces by employing specialized machine tools, which are referred to as grinding machines.

本系列是万能型立式车床，可用于内外圆柱面、圆锥面、端面、切槽等粗、精加工。

This series are universal type VTL, and we can use for inside and outside cylindrical, conical, end and notch of roughing and fine machining.

通过求解带缝的长直圆柱面电容器中的电势的拉普拉斯方程，讨论该电容器的电容计算公式。

The capacitance formulae of a long cylindrical surface sensor with a gap are discussed by solving electric potential Lapalace's equation of the sensor.