Draft Document - Electrical installation systems for electrical energy and information - Part 2-100: Test methods for fire performance; Determining of degree of acidity of gases evolved during combustion of materials by measuring pH and conductivity
文件草案.电能和信息用电气安装系统.第2-100部分:防火性能试验方法;通过测量pH值和电导率来测定材料燃烧过程中产生的气体的酸度