“耐火等级”的概念、定义、翻译、参考文献-科学参考

单词	耐火等级
释义	耐火等级 Encyclopedia 工学建筑防火释 fire resistance level耐火等级衡量建筑物抵抗火灾能力大小的指标。
随便看	social agent communication social allowance social analysis social analysis of migrants Social Analysis School Social and Cultural Dynamics social annotation social annotation system social anthropology social anxiety social apathy social area analysis Social Arts Education social aspects of old age Social Assessment of Engineering Social assistance social assistance social assistance law social assistance principle social assistance statistics social atomization Social attribute information social attributes of population social basic contradiction social basis of Chinese cities

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。