“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	radiating capacity radiating cone radiating ridge radiation radiation ablation radiation absorption radiation accident radiation accident in Jinning，Shandong province radiation accident intervention radiation accident in Xinzhou,Shanxi province radiation analyzer radiation analyzing assembly radiation and nutrition radiation angular distribution radiation apparatus radiation appliance radiation attenuation radiation background radiation background processing radiation balance radiation balance meter radiation band radiation band; radiation belt radiation belt radiation belt of the Earth

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