标准摘要
[中文适用范围]： 描述了确定大气压力下空气中蒸气或化学纯气体的着火温度的测试。 [外文原描述]： Describes a test to determine the ignition temperature of a vapour or chemically pure gas in air at atmospheric pressure.
英文名称Electrical apparatus for explosive gas atmospheres - Part 4: Method of test for ignition temperature