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  • The application of liquid ring vacuum pump
    Although the liquid ring vacuum pumps are rough, but the field of petroleum, chemical, power, textile, paper, medicine and other in China still has a large market. In other countries, sales of liquid r...

  • The main factors affecting of the vacuum pump fuction
      1, the impact of the condensate: Condensate having insignificant position in a multistage vacuum pump in order to ensure plenty of condensed water vapor can be condensed, pump discharge ...

  • The main classification of vacuum coating machines
    The main classification, there are two main categories: evaporation deposition vacuum coating machine and sputtering deposition vacuum coating, specific includes many types, including vacuum ion evaporati...

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