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prEN ISO 12958-2Geotextiles and geotextile-related products - Determination of water flow capacity in their plane - Part 2: Performance test (ISO/DIS 12958-2:2019) Geotextiles and geotextile-related products - Determination of water flow capacity in their plane - Part 2: Performance test (ISO/DIS 12958-2:2019) |
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prEN ISO 12960Geotextiles and geotextile-related products - Screening test method for determining the resistance to acid and alkaline liquids (ISO/DIS 12960:2018) Geotextiles and geotextile-related products - Screening test method for determining the resistance to acid and alkaline liquids (ISO/DIS 12960:2018) |
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prEN ISO 12999-1Acoustics - Determination and application of measurement uncertainties in building acoustics - Part 1: Sound insulation (ISO/DIS 12999-1:2019) Acoustics - Determination and application of measurement uncertainties in building acoustics - Part 1: Sound insulation (ISO/DIS 12999-1:2019) |
