“正反循环回转钻孔机”的概念、定义、翻译、参考文献-科学参考

单词	正反循环回转钻孔机
释义	正反循环回转钻孔机 Encyclopedia 工学桩工机械释 direct or reversecirculation rotary drill正反循环回转钻孔机依靠钻具回转运动切削地层成孔，以正循环和反循环方式排渣的潜水式钻孔机。
随便看	forensic medical expertise forensic medicine forensic medicine and law forensic medicine examination photography forensic microbiology forensic nursing forensic pathological expertise forensic pathology forensic pathology examination forensic pathology expertise Forensic Phonetics forensic photograph forensic photography forensic psychiatric assessment forensic psychiatric expertise forensic psychiatry forensic psychology forensic report forensics analysis of TV set-top box forensic sceneology forensic scenes reenactments forensic science forensic science and technology expert Forensic Science Association of China forensic scientist

科学参考收录了854744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。