It is easy that the main resonance of a stepped drive shaft is analyzed with the equivalent shaft.
利用当量轴可方便地分析阶梯传动轴的主共振。
After the yen hit a 15-year high of Y83.57 last week, Mr Kan and his ministers stepped up efforts to talk the currency down to a level more comfortable for the exporters who drive economic growth.
在日元上周触及15年高点1美元兑83.57日元后，菅直人与他的大臣们加大了口头上打压日元的努力，以试图让日元降至让推动经济增长的出口商感觉较为舒服的水平。
And although they come from a movement that spurns individual leadership, preferring group decision-making, key figures have stepped up to drive the peace process forward.
尽管他们来自一个排斥个体领导，倾向于集体决策的组织，但其关键人物已经在加速推进和平进程。
I fought the impulse to drive away. But I took a breath and stepped out of the car.
我努力抑制住开车溜走的冲动，做了次深呼吸，走出车门。
The security council this week stepped up the drive against the attacks, authorising countries to pursue the gunmen on land.
本周安理会加大了打击的力度已授权各国追击岸上的不法武装人员。
The (frequency) converter (adopted) multilevel technology with cells series, which could obtain stepped SPWM waveforms, and could drive ordinary motor directly with no output filter.
该变频器采用单元串联多电平技术，可以得到阶梯SPWM波形，无需输出滤波器，可直接驱动普通电动机。
The (frequency) converter (adopted) multilevel technology with cells series, which could obtain stepped SPWM waveforms, and could drive ordinary motor directly with no output filter.
该变频器采用单元串联多电平技术，可以得到阶梯SPWM波形，无需输出滤波器，可直接驱动普通电动机。
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