Some experimented results gained in a 5-valve engine prove that this new injection mode can reduce fuel consumption by 17% than that of the conventional one, and improve exhaust emission performance.
在一台五气门汽油机上实验证实这种新喷油方式能够节油17%左右，并明显改善排放性能。
The LVCD is an equipment for testing vehicle oil economy, power performance, engine exhaust emission appraisal and analysis, reliability and some specific items of vehicle power train.
大型底盘测功机是在室内完成汽车经济性试验、动力性试验、排放性能评价与分析、可靠性试验以及与车辆传动系有关的专项试验等所必需的大型设备。
Owing to increasingly strict emission regulation, gasoline properties not only satisfy the needs of high performance for the engine, but also attain the requirement of vehicles exhaust control.
针对日益严格的排放法规，汽油品质特性不仅要满足发动机高性能的需要，还应达到车辆排污控制的要求。
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