“lower seam”概念、定义、翻译-科学时代

单词	lower seam
释义	矿业工程技术词汇手册 lower seam 下层
随便看	mirror polish mirror pool mirror process mirror projector mirror reflection mirror reflection mirror reflection mirror reflection mirror reflection mirror reflector mirror reverse mirror reverse mirror rule mirror scanning mechanism mirror separation mirror server mirror sextant mirror shooting mirror shot mirror shot mirror sign mirror site mirror site mirror spotlight mirror spot（light）

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。