piston scraping

piston scraping 基本解释

活塞刮削；拉缸

piston scraping 用法和例句

1、The cause of piston scraping of marine diesel engine and handling measures

船用柴油机拉缸的原因及处理措施

2、With this type of skirt excellent matches between skirt and liner can he achieved and piston scraping eliminated.

该型活塞裙部与气缸套贴合良好，无拉缸擦伤现象。

重点词汇

piston n. <机>活塞

scraping n. 擦去, 抹去, 削去, 刮擦声, 碎屑 a. 刮擦的, 吝啬的