Both transmission device and switching device are entirely digital, it's easily to control system and search data with multimedia computer which could reduce cost and improve performance.

采用了全数字化的传输和交换设备，利用多媒体计算机进行监控和辅助检索。使得成本降低，效率提高。

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The switching policy and emergency-coping policy are given. By applying the digital PID algorithm, the device has a quality of quicker response and lower super-adjustment.

本装置对水压的调控采用数字PID算法，既提高了系统的响应速度，又避免产生过大的超调和振荡。

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