但常见的情况是，机器中可能没有任何可用的驱动器托架(笔记本电脑更是如此，它通常仅允许一个内置硬盘驱动器)。
But often, you may not have any free drive bays in your case (this is particularly true of laptops, which typically only allow one internal hard drive).
机器有两个触摸屏，分别用于整经托架和经轴头架，由PLC提供整体控制。整经速度由PLC向驱动器传送。
The machine has two touch-screens, for the warping carrier and beaming head-stock, with overall control from a PLC that sends the warping speed to the drive.
机器有两个触摸屏，分别用于整经托架和经轴头架，由PLC提供整体控制。整经速度由PLC向驱动器传送。
The machine has two touch-screens, for the warping carrier and beaming head-stock, with overall control from a PLC that sends the warping speed to the drive.
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