Introduction was given to the principle of auto-control system for constant filtration velocity and constant water level in No.
介绍了东莞第三水厂恒滤速、恒水位过滤自控系统的原理，探讨了水位控制精度低的原因及改进方法。
Therefore, the detection of oil-water interface is the important link to realize the auto-control of water level in oil tank.
因此，油水界面检测是实现储油罐水位自动控制的重要环节。
The utility model is mainly used in the auto water level control of water tank or water tower.
本实用新型主要用于蓄水池或水塔水位的自动控制。
The utility model is mainly used in the auto water level control of water tank or water tower.
本实用新型主要用于蓄水池或水塔水位的自动控制。
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