Engine idle speed is no power output of external conditions.
怠速是指发动机对外无功率输出的工况。
At the same time, constant engine speed stabilizes output displacement of hydraulic pump and then stabilizes travel speed and vibratory frequency in turn, so that compaction quality is increased.
同时，发动机转速的恒定也使液压泵输出排量稳定，进而保证了行走速度和振动频率的稳定，提高了压实质量。
A rectifier converts the power from alternating to direct form, a regulator ensures that the output voltage is properly matched to the battery voltage as engine speed varies.
整流器把电力从交流变为直流形式，调节器在引擎转速不同时确保输出电压与电池电压配合妥当。
Magnetoelectricity rev transducer is chosen to test the rotate speed of the engine, of the input and output of CVT and to test the position of the transmission belt.
采用磁电式转速传感器对发动机转速、CVT输入和输出转速及传动带的位置即传动比的测试。
Switching of speed change gear is based on the estimation of engine output from throttle opening and engine rpm.
变速器档位的改变基于根据节气门开度和发动机转速的发动机输出的估计；
Note that the relatively low-speed Chapman engine needs to be geared up to match the IC engine output rpm.
请注意，相对低速查普曼引擎必须准备就绪，以配合内燃机的输出转速。
Control strategy for engine running control such as starting, idling, smart power output, decrease fuel cut off, limp home and over-speed protection are designed.
设计了发动机的起动、怠速、智能功率、减速断油和跛行回家等柴油机运行控制策略。
This instrument developed a new method to obtain diesel engine's output power making use of engine exhaust temperature and rotational speed to calculate the output power.
这种仪器采用了新颖的功率测试方法——通过测量柴油机排汽温度和转速的大小求出功率。
Test results show that fluctuation of torque output and engine speed, HC emission and its rise ratio are all affected by excess air ratio.
研究结果表明：扭矩波动、转速波动、HC排放值和HC升高率都受空燃比的影响，并且它们的变化趋势具有较好的一致性；
Test results show that fluctuation of torque output and engine speed, HC emission and its rise ratio are all affected by excess air ratio.
研究结果表明：扭矩波动、转速波动、HC排放值和HC升高率都受空燃比的影响，并且它们的变化趋势具有较好的一致性；
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