进油孔 meaning in English
fuel feed hole
oil inlet
oil supply hole
Examples
- There is one oil groove in the bronze bushing , where lubricant can flow into the axis from the oil hole on the cap of housings
轴瓦内表面的不承担载荷部分开有油槽，润滑油通过进油孔和邮沟流进间隙。
fuel feed hole
oil inlet
oil supply hole