“背砂”概念、定义、翻译-科学时代

单词	背砂
释义	矿业工程技术词汇手册背砂 backing sand
随便看	advertising agent advertising allocation advertising allowance advertising allowance advertising analysis advertising appeal advertising appeal advertising audience advertising brief advertising brief advertising budget advertising budget advertising budget advertising budget determination advertising campaign advertising campaign advertising campaign advertising campaign advertising campaign advertising campaign evaluation advertising clearance process advertising client advertising clutter advertising clutter advertising column

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。