GB/T 1037-2021塑料薄膜与薄片水蒸气透过性能测定杯式增重与减重法标准
英文:Test method for water vapor transmission of plastic film and sheet—Desiccant method and water method GB/T 1037-2021介绍...
英文:Test method for water vapor transmission of plastic film and sheet—Desiccant method and water method GB/T 1037-2021介绍...