“down-hole hammer drilling”概念、定义、翻译-科学时代

单词	down-hole hammer drilling
释义	水利水电词汇手册 down-hole hammer drilling 潜孔锤钻进
随便看	acid-resistant paper acid-resistant stoneware container acid-resisting alloy acid rock acid rock acid rock acid rocks acid salt acid scarification acid separator acid silage acid size acid sky blue lake acid slag acid soil acid soil acid soil acid soil acid-soluble lignin acid splitting acid spring acid stability acid stain acid stick acid stick

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。

down-hole hammer drilling