helical oil groove
常见例句
- This accessory is rotating shaft, and its feature is helical oil groove. Therefore, during the product rotating course, friction surface can be well lubricated at any angle.
此零件为转轴，特征为带有螺旋油沟，故在产品转动过程中，在任意角度时，磨擦面均能得到很好的油脂润滑。 返回 helical oil groove