“hammer drill”的概念、定义、翻译、参考文献-科学参考

单词	hammer drill
释义	hammer drill 锤钻冲击钻机风动冲击凿岩机风钻
随便看	impervious barrier impervious bed impervious blanket impervious boundary impervious break impervious carbon impervious clay blanket impervious core impervious element impervious facing impervious fault impervious foundation impervious layer impervious lining impervious machine impervious material imperviousness imperviousness factor impervious paint impervious rock impervious soil impervious stratum impervious subsoil impervious to moisture impervious zone

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。