“fast roof”概念、定义、翻译-科学时代

单词	fast roof
释义	矿业工程技术词汇手册 fast roof 坚固顶板
随便看	time loan unsecured time lock time lock timely completion time management time management time marker time-marking drum time mean speed time mean speed time meridian time modulation time modulation time money time monitor time non-equilibrium factor of passenger flow time normalization time note time of arrival time of arrival time of concentration time of delivery time of delivery time of departure time of discharging

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。