Diesel engine blow-by is the leakage of combustion gases past the( ).
A.oil rings only
B.compression and scraper rings
C.cylinder liner sealing
D.cylinder liner ring grooves
正确答案:B解析:scraper:刮刀;groove:槽译文:柴油机漏气指的是燃气通过压缩环(气环)和刮油环泄漏。

Diesel engine blow-by is the leakage of combustion gases past the( ).
A.oil rings only
B.compression and scraper rings
C.cylinder liner sealing
D.cylinder liner ring grooves
正确答案:B解析:scraper:刮刀;groove:槽译文:柴油机漏气指的是燃气通过压缩环(气环)和刮油环泄漏。