“地下运输露天矿”概念、定义、翻译-科学时代

单词	地下运输露天矿
释义	矿业工程技术词汇手册地下运输露天矿 pit quarry
随便看	operation operation operation operation operation operation operation operation operation operation operation operational operational aircraft operational amplifier operational amplifier operational amplifier operational amplifier operational amplifier（op-amp） operational analysis operational area operational audit operational audit operational authority operational availability operational breakthrough

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。