“working seam”概念、定义、翻译-科学时代

单词	working seam
释义	矿业工程技术词汇手册 working seam 开采煤层；开采矿层
随便看	ullage Ullambana ullmannite Ullman's bases for interaction ulluco ulmaceae ulmaceous ulmaria ulmification Ulmi Fructus Praeparatio ulminite ulmus Ulmus Ulmus pumila ulna ulna ulna Ulna and Radius ulnar nerve ulocarcinoma Ulon ulorrhagia ulota ulotomy ulotrichi

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。