“non-core drill bit”的概念、定义、翻译、参考文献-科学参考

单词	non-core drill bit
释义	non-core drill bit Encyclopedia 理学钻探环境保护释 non-core drill bit全面钻头以超硬材料作为切削刃，采用破碎全部孔底岩石为钻进方式的钻头。
随便看	float (cylinder) type liquid level gauge and switch floater floater structure float flowmeter float head floating floating action floating battery floating beacon floating bell manometer floating body floating bridge floating car data floating charge floating city Floating Clouds floating condition test floating coupling floating crane floating crucible floating drilling production storage and offloading floating drilling production storage and offloading system floating drop floating-drop method floating dust

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