为响应行动的高排气流量。
由于进气口的限流，相比柴油发动机，汽油发动机的排气流量有大范围的变化。
The petrol engine has, due to its throttled air intake, a large range of variation in exhaust mass flow compared to the Diesel engine.
为满足大多数柴油机排气流量的要求，必须扩大单管静电旋风捕集器所能处理的排气流量。
To meet exhaust gas volume requirements of most diesel engines, the gas volume that the single-pipe ESCP can treat should be increased.
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