GB/T 7755.2-2019硫化橡胶或热塑性橡胶透气性的测定第2部分:等压法标准
英文:Rubber, vulcanized or thermoplastic—Determination of permeability to gases—Part 2: Equal-pressure methods GB/T 7755.2...
英文:Rubber, vulcanized or thermoplastic—Determination of permeability to gases—Part 2: Equal-pressure methods GB/T 7755.2...