“火灾保护对象等级”的概念、定义、翻译、参考文献-科学参考

单词	火灾保护对象等级
释义	火灾保护对象等级 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	side of a polygon side of a spherical triangle side on group side-on group side on ligand side-on ligand side-on-ligand side-on-ligand; side-bound ligand side opposite of an angle side overlap side payment side payment condition side plane of projection side precipitate of boiler flue gas side projection side-pumped all solid-state lasers side-pumped laser side reaction side reaction coefficient side reaction coefficient of metal ion side-reaction coefficient of metal ion sidereal sidereal astronomy sidereal chronometer sidereal clock

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。