外特性试验的平均净化率达87.5%，负荷特性试验的平均净化率为85.2%，自由加速时的净化率为80%。

The average efficiency of (cleaning) can arrived at 87.5% in the WOT characteristics, 85.2% in load characteristics and 80% in free accelerate (experiment).

youdao

外特性试验的平均净化率达87.5%，负荷特性试验的平均净化率为85.2%，自由加速时的净化率为80%。

The average efficiency of (cleaning) can arrived at 87.5% in the WOT characteristics, 85.2% in load characteristics and 80% in free accelerate (experiment).

youdao