The admission pressure affects engine performance.

进气压力影响发动机性能。

High octane gasoline can improve engine performance.

高辛烷值的汽油可以提高发动机性能。

Replacing the oil ring can improve engine performance.

更换油环可以提高发动机性能。

A faulty egr valve can cause engine performance issues.

有故障的排气再循环阀会导致发动机性能问题。

Air displacement is an important measure of engine performance.

排气量是衡量发动机性能的重要指标。

I hare that weichai engine performance is quite well.

听说潍柴的发动机性能还不错。

Attention to these service functions will improve engine performance and fuel economy.

注意上述维修工作将提高发动机性能并节省燃料。

The paper also describes the effects of the structure that formed the fuel impinging mixture on engine performance in details.

此外，还详细介绍了这种轴针式喷油嘴产生的不同形式的碰撞效果对直喷式发动机性能影响的研究结果。

It can be used in development of electronically controlled fuel system of engines, including its hardware and software and optimization of engine performance.

该系统可适用于发动机电控燃油系统的硬件研制、软件开发以及发动机性能优化等各个阶段。

Engine performance is expressed in terms of brake thermal efficiency.

发动机的性能表现在刹车的热效率.