Finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical.

最后，本文通过对气缸的实验证明了气动伺服控制器的实用性。

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Check the equipment controlling circuit and clean the contacting places. Check the pressure and valve, and if the pneumatic controller is working normally.

检查电器控制线路并清洁其接触点，查看各气压，气阀；气动控制器是否正常。

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This paper states the design of a kind of practical digital controller of pneumatic spot welding machine.

本论文介绍了一种实用的数字式气动点焊机控制器的设计。

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