By the parameters, the pulses and the direction signals of the control card, the servo motor is drived.

设置运动控制卡中的参数，通过控制卡发出的脉冲与方向信号来驱动伺服电机。

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The satellite signals, along with inputs on speed from a wheel-speed sensor and direction from a meter, determine the car's position even as it moves.

根据卫星信号，连同轮速传感器输入的速度和仪表所示的方向，即使在汽车移动时也能确定它的位置。

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For certain wavelengths of light, routers along that path would accept signals coming in from only one direction and send them off in only one direction.

这条链路上的路由器对某种特定波长的光束，只接受从一个方向进入的信号，也只向一个方向发送这些信号。

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This change of direction signals our clear intent to protect residential properties and businesses on the waterfront.

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The smarter players take advantage of this information, sometimes acting ahead of the traditional technical signals in the direction of the predicted signals and then exiting in the order flow generated by the technical signal.

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Still, it's hard not to get excited about the direction such a device signals both in the development of an ecosystem for the company and for the future of home 3D printing in general.

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