The technological development of pumps, like the development of other industries, is driven by market demand. Nowadays, history has entered the 21st century. ...

There are various types and models of mechanical seals used in pumps, but there are mainly five leakage points: ...

This will gather air in the inlet pipe, reduce the vacuum degree of the water pipe and centrifugal pump, and lower the suction head of the centrifugal pump, resulting in a decrease in water output. Th ...

Fundamentally speaking, sewage treatment workers must master the basic knowledge of sewage treatment, including understanding the basic knowledge of sewage treatment, understanding the functions and m ...