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  • Vacuum pump performance parameters
    Vacuum pump performance parameters Parameter name Parameter definition: Ultimate pressure of the vacuum pump ultimate pressure pump unit is Pa, the pump means at the entrance of the cover in acco...

  • Know of single stage rotary vane pump
    Know of single stage rotary vane pump single stage rotary vane vacuum pump is a novel planning more perfect single stage  rotary vane vacuum pump, it can enjoy imported under pressure job. Plan ...

  • Select the relevant formulas pump
    Select the relevant formulas pump 1, glass Boyle's law volume V, the pressure P, P · V = constant a certain amount of air, when the temperature is constant, the volume is inversely proportiona...

 
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