Unique Constant flow Constant Pressure Technology with accurate control of the voltage and current promoting stable performance.
独创恒流恒压充电技术，使电压电流得到精确控制，性能更稳定。
However since VWV system is multivariable, strongly coupled, nonlinear and time variant, its design performance and management are more difficult than constant flow chilled water volume system's.
但是变水量空调系统具有多变量、强耦合、非线性、时变的特点，其运行和管理相对于定水量系统难度大些。
The pressure compensating emitters which have the advantages of constant flow under the change of pressure, anti-clogging and self-cleaning performance have been the hotspot in research in the world.
压力补偿滴头具有出水流量不受压力变化影响、抗堵性较好、具有自冲洗功能等优点，已成为世界各国研发的热点。
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