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- Then a real-time quasi-steady turboshaft twin-engined model is founded by simulating the rotor speed fluctuation. 为模拟大负载情况下旋翼转速的波动，建立了双发准定常涡轮轴发动机实时仿真模型。
- The test results show that the misfire malfunction simulation device can run reliably and have an apparent influence on the engine crankshaft instantaneous speed fluctuation. 实验结果表明，失火故障模拟装置运行可靠，通过对发动机瞬时转速波动的诊断能够有效地检测失火故障。
- The rattling model of a one stage gear system is established,in which mass unbalance,speed fluctuation of driving shaft and backlash of the gear pair are considered. 在考虑不平衡质量、主动轴转速波动及齿侧间隙的情况下,建立了单级齿轮传动系统的拍击振动模型。
- Three factors of influencing rotation speed fluctuation, torque, feedback of rotation speed and plus of speed controller, were analyzed. Resolvents in allusion to each factors were given. 摘要分析了影响永磁交流伺服系统转速脉动的三个主要因素，即转矩脉动、转速反馈和速度控制器增益，并针对各个影响因素提出了相应的解决措施，仿真结果表明了理论分析的正确性。
- The influence of printing speed on the density and chromaticity of the three-color was analyzed quantitatively through experiments to control the effect of printing speed fluctuation on the color reappearance. 为了控制印刷速度的波动对色彩再现的影响，采用实验的方法，定量地分析印刷速度变化对印刷三原色的密度及色度的影响。
- By this method,and the feeding increments of two coordinates can be found separately.The method is simple and its result is accurate.Also the feeding speed fluctuation is very small. 采用该方法求出了一个插补周期内两坐标各自的进给增量,其计算结果精确,而且进给速度波动不大。
- The performance of high speed rolling hearing was studied under unstable conditions of rotation speed fluctuation, and the failure modes of the hearing were analyzed under such conditions. 摘要分析了高速滚动轴承在转速波动这一非平稳状态下的运行状态，研究了转速波动对轴承运转性能和失效模式的影响。
- The single cylinder misfire can be also done by the frequency spectrum analysis of rotating speed fluctuation at both low and high speeds,but it can not be determined which cylinder is misfired. 利用瞬态曲轴转速波动进行时域分析可在低速时诊断出单缸熄火,在高速时由于波动的复杂性就难以做到。
- transient speed fluctuation of crankshaft 曲轴瞬态转速波动
- Using computer-controlled positioning control,eliminate leather transmission speed fluctuations on the accuracy of spraying. 电脑控制采用定位控制，消除皮革传送速度波动对喷涂精度的影响。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- A unique technique has been developed for fault diagnostics of internal combustion engines by flywheel speed fluctuations and neural networks. 提出了一种基于飞轮转速波动信号结合神经网络进行内燃机失火故障诊断的方法。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- The Study of Angle Speed Fluctuation Testing Technique and System 角速度波动检测技术研究
- Effect of Wind Speed Fluctuation on Sand Transport Rate 风沙流中风速脉动对输沙量的影响
- Reason Analysis of Engine Rotate Speed Fluctuation and Solvent 发动机转速波动的原因分析及解决方法
- He had to decide within a given period. 他得在一定时间内作出决定。
- She has a detailed knowledge of this period. 她对这段时期的情况了解地相当详细。
