• Please using soft-cotton fabric with neutral cleaning solvent such as toothpaste (non-matte type) or suds to wiping door surface when besmirch heavily.

    污渍太重,可使用纯棉中性清洗剂:牙膏(非磨砂)、肥皂水擦拭

    youdao

  • Therefore, when using the vacuum pump protection devices need cleaning and drying to remove the low boiling point solvent into the pump, acid gases and solid particles.

    因此真空油泵使用需要净化干燥等保护装置除去进入中低沸点溶剂酸碱性气体固体微粒

    youdao

  • Therefore, when using the vacuum pump protection devices need cleaning and drying to remove the low boiling point solvent into the pump, acid gases and solid particles.

    因此真空油泵使用需要净化干燥等保护装置除去进入中低沸点溶剂酸碱性气体固体微粒

    youdao

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