The research of keeping the steady operation of motors under various states of start, normal operation, over load for positionless sensor brushless DC motor is analyzed here.

文章就无位置传感器无刷直流电机的起动、正常工作、过载等状态下如何保持电机稳定运行进行了分析。

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Events that start tension headaches may include emotional pressure and the deeper than normal sadness called depression.

VOA: special.2010.03.30

Meanwhile, his youth was going away and now this imaginary student is now thirty-three years old never had time to marry or start a normal life.

与此同时，他的青春年华也已经逝去了,现在这位设想出来的同学已经33岁了,还没有结婚也没有开始正常人的生活。

耶鲁公开课 - 金融市场课程节选

But the airport announced on its website this week that electric-vehicle drivers will have to start paying normal parking fees in March, and began leaving warning fliers on parked electric cars.

WSJ: It's Less Easy Being 'Green' as Los Angeles Yanks Plug on Free Parking for Electric Cars

Cold weather should return soon, giving the country a normal start into 2013, he said.

CNN: More rain for flooded parts of Louisiana

The season will start later than normal in Australia on 29 March and will end in Abu Dhabi on 15 November.

BBC: Abu Dhabi to stage 2009 F1 finale