美利体育登录入口官网:LST EN ISO 15011-5:2012
焊接和相关工艺的健康和安全 烟雾和气体取样的实验室方法 第5部分:焊接或切割完全或部分由有机材料组成的产品时产生的热降解产物的鉴定
Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 5: Identification of thermal-degradation products generated when welding or cutting through products composed wholly or partly of organic materials us