“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	community studies community study community succession community succession theory community supported agriculture community survey on injuries Community Theatre community theory of grassroots market Community traffic community trial community word community worker community workstation community zone commutability commutable operators commutable substitutions commutant commutant lifting theorem commutate commutating commutating condenser commutating pole commutating subalgebra commutation

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。