“fire protection rating”概念、定义、翻译-科学时代

单词	fire protection rating
释义	市政工程词汇手册 fire protection rating 耐火等级
随便看	recycle recycle recycle recycle recycle recycle aqueous ammonia Recycle Bin recycle bin recycle chromatography recycled material recycled off-gas recycled paper recycled pulsar recycled waste-process recycle gas recycle gas recycle pump recycling recycling recycling recycling recycling recycling recycling recycling

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

fire protection rating