DIN 4109-5:2020-08 Sound insulation in buildings - Part 5: Increased requirements

标准编号：DIN 4109-5:2020-08

英文标题：Sound insulation in buildings - Part 5: Increased requirements

德文标题：Schallschutz im Hochbau - Teil 5: Erhöhte Anforderungen

发布日期：2020-08

标准预览图