失步的 meaning in English

out of step

Empty sum frequency is entered in the normal functioning of the electrical pulse frequency gradually rise to the highest frequency step electrical bad step
空载牵出频率是指步进电机在正常运转情况逐渐升高脉冲频率使步进电机不失步的最高频率。
The dissertation gives a profound and extensive theoretic research of starting process , causes of fall - out and damages caused by fall - out as well as the electromagnetic process in large pumping station . the ? qual area criterion ? is used in this research to analyze the stability limitation of the synchromotors fall - out in detail . in the end , the study also puts forward a couple of practical methods to prevent synchromotors from fall - out and corresponding solutions to the fall - out
本文主要内容是：围绕大泵站同步电机起动过程、运行中的失步机理及危害、失步时电磁物理过程等方面进行了细致深入的理论研究；用“等面积定则”分析大泵站同步电机失步的稳定界限并提出求解方法；提出预防同步电机失步的措施。