“long hole”的概念、定义、翻译、参考文献-科学参考

单词	long hole
释义	long hole [`lȯŋ ´hōl] ^{MINING ENGINEERING} An underground borehole and blasthole exceeding 10 feet (3 meters) in depth or requiring the use of two or more lengths of drill steel or rods coupled together to attain the desired depth.
随便看	neoformation Neogastropoda Neogene neogenesis neoglaciation Neognathae Neogregarinida neohexane neohexane alkylation Neolithic neomagma neomineralization electrochemical corrosion electrochemical effect electrochemical emf electrochemical equivalent electrochemical grinding electrochemical machining electrochemical potential electrochemical power generation electrochemical process electrochemical recording electrochemical reduction cell electrochemical series electrochemical techniques

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