KT-400 high vacuum oil diffusion pump, which is characterized by extreme high vacuum, pumping speed large, increase production efficiency while the vacuum pneumatic valves with automatic control.
KT- 400高真空油扩散泵，它的特点是真空极限高，抽速大，提高生产效率，同时真空气动阀门采用自动控制。
A dual variable-diameter wheel pumping unit, which has long stroke and low pumping speed and large load capacity, is designed based on conventional beam pumping units.
双变径轮式抽油机是在继承常规游梁式抽油机优点的基础上设计而成的大载荷、长冲程、低冲次节能型抽油机。
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。
The rotors of a pump or a blower can reach high rotational speed, and the utility model is used for different use conditions, such as large pumping amount.
使泵或鼓风机等转子能达到高转速，大抽量及用于不同的使用条件下。
The rotors of a pump or a blower can reach high rotational speed, and the utility model is used for different use conditions, such as large pumping amount.
使泵或鼓风机等转子能达到高转速，大抽量及用于不同的使用条件下。
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