“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	Rutherford unit Rutherford [α-particle scattering] experiment Rutherford α-particle scattering experiment Ruth Helena Anhava Ruth Park Ruth St.Denis rutilant rutile rutile concentration rutile structure Rutilicus rutin Rutog Wenquan Rutog Xian rutomer Rutul people Ruvubu River Ruvuma Region Ruvuma River Ruwanwelisaya Stupa Ruwanwelisaya Stūpa Ruwenzori Mount Ru Xingli Ru Xue Jing Wu Ruyang Xian

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