一般可分为单吸式叶轮与双吸式叶轮两种。
Generally can be divided into single suction impeller with double suction impeller two.
IHF型氟塑料化工离心泵为单级单吸式离心泵，参照国际标准ISO 2858标准设计。
IHF fluorin plastic chemical centrifugal pump is single -stage single-suction pump, it is designed according to standard of ISO2858.
介绍化肥装置中一种单吸式安全阀的作用、功能和密封结构，分析其工作中产生泄漏的原因，并对单吸阀的结构进行改进。
Presents the role, function and seal structure of a kind of single-suction safety valve, analyzes the reasons for the leak and improves its structure.
该泵采用水平安装，单级、端吸、后拉式，ROTOKEY叶轮，简化了重载轴承部件等优点。
Pumps are horizontally mounted: single stage, end suction, back pull-out, ROTOKEY impeller mounting, simplified heavy-duty bearing unit etc.
该产品采用单式励磁技术，磁道较浅，吸吊薄板时磁场穿透现场相对较弱，可减少多张粘连的现场。
This product adopts the technology of single excitation, the magnet track is shallow, so the penetrating power of magnet is weak, it can avoid the conglutination of more sheets.
为了改善水稻垂直圆盘气吸式排种器的排种性能，找出影响其排种性能的关键因素，按照国标GB-6973-86《单粒（精密）播种机试验方法》中排种指标的计算方法来衡量排种性能。
To improve the rice vertical disk seed sowing device function, find out affect sow key factor. According to the country GB-6973-86to measures the sowing seed function.
其中封闭式叶轮应用很广泛，前述的单吸叶轮双吸叶轮均属于这种形式。
Which closed impeller very broad application, the aforementioned single-suction aspiration impeller double impeller belong to this form.
其中封闭式叶轮应用很广泛，前述的单吸叶轮双吸叶轮均属于这种形式。
Which closed impeller very broad application, the aforementioned single-suction aspiration impeller double impeller belong to this form.
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