“replacing bit without lifting drills”的概念、定义、翻译、参考文献-科学参考

单词	replacing bit without lifting drills
释义	replacing bit without lifting drills Encyclopedia 理学钻进工艺释 replacing bit without lifting drills不提钻换钻头绳索取心钻进过程中，在不起下钻的情况下，将孔底旧钻头单独或随内管总成一起打捞至地面，并将新钻头单独或随内管总成一起下入孔底进行钻进的作业。
随便看	visitation right visiting friends and relatives，VFR visiting memory Visiting Yuelu Temple with Qian Taishou, Four poems composing poems at the banquet Visiting Zhao Pu in Snow night by Liu Jun visitor activity management process visitor center visitor center of nature reserve visitor experience and resource protection visitor impact management Visitor Information Center visitor intercom system visitor passage visitor pattern visitor resting behavior visitor service management visitor service quality management of museum visitor service quality of museum visitor type visitor’s circulation design visitor’s feature Visit Ruoye Creek Visit to Wanliutang Visit Wenshan Ancestral Hall Viskovatov

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。