在单缸柴油机上分别使用纯柴油和乙醇柴油混合燃料，进行了改变供油提前角对发动机燃料经济性影响的试验。
The test on the(influence) of changing fuel supply advance angle on fuel economy was carried out on single cylinder diesel engine separately using diesel fuel and ethanol-diesel blend fuel.
重点叙述了国内外内燃机油燃料经济性能及油品规格的要求，介绍了评价燃料经济性的试验方法。
Fuel economy performance and some the latest specifications of inter-combustion engine oil at home and abroad are recounted. Test method of fuel economy performance is introduced.
提出了一种用于农用运输车设计中预测燃料经济性的有效、简易方法，经计算与验证试验结果误差较小。
A simple and convenient method to forecast the fuel consumption of farm transporter in design is put forward. The error between the calculating and verification testing result is less.
结果表明，加入改性生物基添加剂后的燃用汽油，无论是发动机台架试验，还是实车道路试验，燃料经济性均有显著的改善。
The results showed that the gasoline with the said additive could remarkably improve engine and vehicle fuel economy, no matter on bench or on road.
针对燃料电池汽车道路试验经济性测试的要求，开发了车载经济性测试系统。
To meet the requirements of fuel cell vehicle fuel economy road test, on board fuel economy test system is developed.
本文通过对大量发动机性能试验数据的分析和统计，提出了一种比较简单实用的预测拖拉机柴油机燃料经济性的效学模型。
In this paper, fuel consumption model of diesel engine for tractor is developed based on statistical analysis for a lot of test data to predict fuel economics of tractor.
本文通过对大量发动机性能试验数据的分析和统计，提出了一种比较简单实用的预测拖拉机柴油机燃料经济性的效学模型。
In this paper, fuel consumption model of diesel engine for tractor is developed based on statistical analysis for a lot of test data to predict fuel economics of tractor.
应用推荐