Because of production and technical reasons, the textile machines often change speed in working process.

在纺织生产过程中，由于生产和工艺的原因，需要经常改变机器的生产速度。

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Gears help them change speed — like on a bicycle. Switch gears. So is this a biking expression? Let's listen.

齿轮帮助他们改变速度——像自行车一样。所以这个一个自行车的表达吗？我们听一听。

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In order to meet the screw air compressor operation of the energy saving, there must be an efficient change speed motor drive.

为了满足螺杆空压机运行中的节能，必须有一种高效率变转速的驱动电机。

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Gallium arsenide switches ten times faster than silicon All of a sudden,I've got a clock speed ten times faster with no change in design.

砷化镓启动的速度是硅的10倍,突然，我得到了10倍快的时钟速度,但是设计没有发生任何改变。

麻省理工公开课 - 固态化学导论课程节选

And, you know acceleration means either change of speed or change of direction.

你知道加速度意味着,不是改变速度就是改变方向。

麻省理工公开课 - 固态化学导论课程节选

Needed are not only willingness to innovate and change, but speed of change, and focus on market opportunities.

FORBES: Connect

The technology won't change the speed, value or spirit of the game.

CNN: World football enters technological era

He'd be a good challenge to play against, the way he's able to change his speed of delivery, his flight and his variations with the turn.

BBC: Daniel Vettori to win 100th cap against Australia