“fire protection level”的概念、定义、翻译、参考文献-科学参考

单词	fire protection level
释义	fire protection level Encyclopedia 工学〔火灾报警与消防连动自动化系统〕释 fire protection level火灾保护对象等级按照保护对象的使用性质、火灾危险性、疏散和扑救难度等因素，对保护对象进行的分级管理。
随便看	lake ecological aquaculture lake ecosystem Lake Erie lake eutrophication lake fish lake fishery environment Lake Huron lake hydrology Lake Jingpo Scenic and Historic Area lake Landscape lake-level fluctuations Lake Macquarie lake macrophytes Lake Michigan lake microbes lake microorganism lake multiple stable states Lake Mungo Site Lake Naivasha Lake Naroch Lake Nasser lake of city Lake Okeechobee Lake Onega Lake Ontario

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