FIRE PROTECTION. FIRE EXTINGUISHING MEDIA. HALOGENATED HYDROCARBONS. PART 2: CODE OF PRACTICE FOR SAFE HANDLING AND TRANSFER PROCEDURES OF HALON 1211 AND HALON 1301. (EUROPEAN STANDARD EN 27201-2).是什么意思_FIRE PROTECTION. FIRE EXTINGUISHING MEDIA. HALOGENATED HYDROCARBONS. PART 2: CODE OF PRACTICE FOR SAFE HANDLING AND TRANSFER PROCEDURES OF HALON 1211 AND HALON 1301. (EUROPEAN STANDARD EN 27201-2).在线翻译_英语_读音_用法_例句