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.
为了密封，在活塞环与连杆
、活塞环与或活塞
需要一层油膜以承受住这些高压、阻
漏气。
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.
为了密封，在活塞环与连杆、活塞环与或活塞需要一层油膜以承受住这些高压、阻漏气。
声明：以上例句、词性分类均由互
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。
