BS476-31.1：建筑材料和構件的防火測試-透過門窗裝配件的煙霧浸透度的測量方法.室溫條件下的測量法
BS 476-31.1：Fire Tests on Building Materials and Structures Part 31: Methods for Measuring Smoke Penetration Through Door sets and Shutter Assemblies Section 31.1: Method of Measurement Under Ambient Temperature Conditions
Abstract 摘要
Fire tests, Construction systems parts, Smoke, Fire spread prevention, Leak tests, Doorsets, Doors, Fire barriers, Fire doors, Standard temperature, Test equipment, Mathematical calculations, Reports
