cylindroid

cylindroid of revolution

回转面

The bronchiectasis show cystiar or cylindroid bronchial ectasia.

支气管扩张10例,现为囊状及状扩张。

Remain its accuracy by rotating 360 degree around its axle center for Square and cylindroid vials.

它的精度主要是指和方准器的沿轴心360度翻身。