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1·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。

2·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。

3·This section describes various ways in which engines and engine performance are measured.

本节内容介绍发动机和发动机性能的各种计量方法。

4·A method is developed for calculating turbocharged diesel engine performance at altitude.

提出了一种计算涡轮增压柴油机高原性能的方法。

5·The paper introduces a calculation method of the correction factor in engine performance test.

介绍一种发动机性能测试时校正系数的计算方法。

6·Thenon dimensionalengine performance parameter of turbo propsis a function of three variables.

涡轮螺桨发动机的无因次性能参数是三个变量的函数。

7·Through a series of experiments, Ethanol gasoline's influence on engine performance is discussed.

本文通过一系列实验，对乙醇汽油对发动机性能的影响进行了探讨。

8·An optimum method for selecting automotive engine performance parameters is proposed in this paper.

本文提出了一种优选汽车发动机性能指标的方法。

9·The engine performance was investigated in a multipoint EFI gasoline engine fueled with gasohol blend.

研究了多点电喷汽油机燃用醇汽油混合燃料的性能。

10·Influence of engine performance with ignition advance and air-fuel ratio was discussed and studied in detail.

本文对点火提前角和空燃比对发动机的性能影响作了较为深入的理论研究。