“retrievable tool string”的概念、定义、翻译、参考文献-科学参考

单词	retrievable tool string
释义	retrievable tool string Encyclopedia 工学套管钻井释 retrievable tool string可起下工具串组在套管钻井过程中，可以实现在套管柱内部反复起下的井下装置系统。
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