“piston drill”的概念、定义、翻译、参考文献-科学参考

单词	piston drill
释义	piston drill 活塞穿孔机活塞式冲击钻活塞式凿岩机活塞凿岩机活塞钻机
随便看	flowchart connector flowchart convention flow-chart graph flow charting flowcharting flowchart microprogramming language flow chart of data by simulation model flowchart package flowchart program flow-chart program scheme flowchart schema flowchart symbol flowchart technique flowchart template flowchart text flow chip flow circuit flow cleavage flow coat flow coefficient flow colorimeter flow combine flow comment flow concentration curve flow continuity

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。