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  • To improve water ring vacuum pump corrosion process
    To improve water ring vacuum pump corrosion process 1) The new and improved anti-corrosion technology program integrated the advantages of several existing corrosion water ring vacuum pumps, resistance...

  • Vacuum pumps used in the process of filling
    Vacuum pumps used in the process of filling   Vacuum grouting concrete bridge structure is commonly used in the process of grouting channels is a key link, the traditional grouting process after ...

  • Small vacuum pump tips
    Small vacuum pump tips The so-called vacuum, is given space, the gas pressure is lower than 101325Pa situation. The pressure in the vacuum, gas, natural gas generally fineness indicated, it is clea...

 
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