scavenging engine

基本解释

Exhaust gases are expelled from the engine by compressed-air scavenging.
废气被驱逐出境的引擎的压缩空气清除。
diycnc.org
The internal EGR rate is also reduced with increase in the engine load under the same engine rate and scavenging pressure.
在同一转速和扫气压力下，内部EGR率随负荷增大而降低。
DIC will very well meet requirements from 2-stroke gasoline engine with stratified scavenging system for the fuel supply system, reducing greatly fuel consumption and emissions.
新型供油系统——膜片式喷射化油器（DIC）能较好地满足二冲程汽油机分层扫气系统对供油系统的各种要求，大幅度地降低油耗和排放。