Piston rings require an oil film between ring and liner and between ring and piston groove to seal against these high pressures and to prevent blowby.
密封，在
塞环与连杆之间、塞环与或塞槽之间需要一层油膜以承受住这些
、
止漏气。
塞之间运动时流体的渗漏)Piston rings require an oil film between ring and liner and between ring and piston groove to seal against these high pressures and to prevent blowby.
密封，在塞环与连杆之间、塞环与或塞槽之间需要一层油膜以承受住这些、止漏气。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
