Improved variable current intermittent charging method was applied for this charger to operate.
该智能充电机采用改进型变电流间歇充电方法进行蓄电池充电。
This peper introduces the new method about variable pressure and variable current control of water pump in the process of cities water supply.
提供了城市供水水泵的变压变流量自动控制方法,成功地解决了水源地和地区加压站昼夜之间水流量和水压变化大、难以控制的问题。
This paper analyses detection principle of mine methane by use of a variable current detector, a new variable current detector circuit is designed.
分析了矿井瓦斯变流检测原理,设计出一种新型的瓦斯变流检测电路。
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