“rotary percussion drilling”概念、定义、翻译-科学时代

单词	rotary percussion drilling
释义	矿业工程技术词汇手册 rotary percussion drilling 旋转冲击式钻进；旋转冲击式钻眼
随便看	designation marks designation radar designation range designative ascriptor designator designator designator designator designatory function designatum design automation design basic earthquake design brief design by contract design by uniform distribution design capacity design capacity design choice logic design code of hospital wastewater treatment design compensation design concentration design concept design concept design condition design condition

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。