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,塞环连杆之间、塞环或塞槽之间需要一层承受住这些高压、阻止漏气。
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。