In the technology reform of Dongjiang Pumping Station, a large scale axial -flow pump with double speed is used to fitting in with the nature of the pump head varying greatly.
东江泵站结合扬程变化幅度大的特点，在技术改造中采用双速全调节叶片的大型轴流泵机组型式，取得了明显的节能效益。
It is suggested that improvement strategy and technique is a very important part in the technique improvement of large scale pumping station.
由此可见，在大型泵站更新改造过程中，其改造的策略和技术就显得尤为重要。
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