Famous brand hydraulic components are adopted, Cummins engine of which the operating life is long, and the power is driving and the operating speed is fast.
采用名牌液压件,康明斯发动机,使用寿命长,动力强劲,工作速度快。
The performances of diesel engine are improved by higher swirl in the operating range of low speed and high load.
在高速区降低进气涡流强度,发动机的性能和排放均有明显改善。
The results show that the best operating region of HCCI engine is related to the engine load, speed, and the mixture excess air ratio.
研究结果表明:均质充量压缩着火发动机的最佳工作范围与发动机转速混合气过量空气系数和负荷有密切的关系;
The mixture must be of varying degrees of richness to suit engine operating conditions. It must be rich (have a higher percentage of fuel) for starting, acceleration, and high-speed operation.
混合气的浓度比例可以改变,以适应发动机的运行状况。汽车在启动、加速和高速行驶时,需要含燃油浓度较高的混合气;
There is inevitable unbalance in the dual-rotor system of the aero-engine, the beat vibration will occur to engine when two rotors are operating at approximately the same speed.
在双转子航空发动机中,由于转子系统不可避免地存在不平衡量,当两个转子的转速比较接近时,发动机会出现拍振现象,拍振将引起振动强度过大问题。
It is matters of common concern for shipping circles how to run at lower speed for the diesel engine and not to make it deviate from its optimum operating condition a lot.
如何做到降速的同时,又不使柴油机偏离最佳工况太多,是航运界共同关心的问题。
A desired engine power during reverse drive is achieved by operating the engine at an increased speed that is greater than an optimum speed for a given engine power.
通过使发动机运转于高于给定发动机功率的最佳转速的增加的转速来实现反向驱动期间所需的发动机动力。
Operating the engine-control handle, the engine speed can be controlled, then the flow of control system can change the operation speed of frame.
通过操作在多路换向阀旁的油门手柄,可控制发动机的转速,从而调节系统的流量改变机构的工作速度。
Operating the engine-control handle, the engine speed can be controlled, then the flow of control system can change the operation speed of frame.
通过操作在多路换向阀旁的油门手柄,可控制发动机的转速,从而调节系统的流量改变机构的工作速度。
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