straight barrel的意思|示意

The periphery of the barrel is provided with dozens of retractable straight legs, and certain portions of the periphery of the barrel can be provided with transparent Windows.

圆桶的外围安装数十个可以收缩的直腿，圆桶外围的某些部分可以安装透明的窗户。

Barrel type straight spindle: spindle and spindle motor to reduce the transmission link error and vibration, the use of integrated direct design, and the use of high precision ABECT.

弹筒式直结主轴：主轴与主轴马达为减少传动连结所产生的误差与震动，采用一体式直接设计，并采用高精密abect。