“耐火等级”概念、定义、翻译-科学时代

单词	耐火等级
释义	市政工程词汇手册 fire protection rating 耐火等级
随便看	autocollimator auto colour change autocompensation autocompetition autocompetitive attitude auto complete autoconduction auto-consequent falls auto-consequent stream autocontrol auto-convection autoconvection autoconverter auto correct autocorrelater autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation autocorrelation coefficient

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