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  • Atmospheric relative humidity At the same temperature, the percentage of atmospheric water vapor content and its vapor saturation content is called relative humidity. Below a certain relative humidity, the corrosion rate of metal antirust oil is small, while above this relative humidity, the corrosion rate increases sharply.


  • Post time: 29-08-22
  • ② Electric galvanized shaft wire direct selling shall not be used for waist hoop compression reinforcement, usually not used for all binding.
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