The control principle of the vacuum freeze drier with a computer and PLC is introduced, and the composition of the hardware and software are presented.
介绍了用计算机和可编程序控制器(PLC)对真空冷冻干燥机控制的原理，以及硬件和软件的组成。
The control principle of the vacuum freeze drier with a computer and PLC is introduced, and the composition of the hardware and software are presented.
介绍了用计算机和可编程序控制器(PLC)对真空冷冻干燥机控制的原理，以及硬件和软件的组成。
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