“drilling column”的概念、定义、翻译、参考文献-科学参考

单词	drilling column
释义	drilling column [`dril·iŋ ´käl·ǝm] ^ENGINEERING The column of drill rods, with the drill bit attached to the end.
随便看	decimal fraction decimal number decimal number system decimal place decimal point decimal processor decimal system decimal-to-binary conversion decimeter decimetric wave decineper decinormal decision decision box decision calculus decision element decision gate decision height decision instruction decision-making under uncertainty decision mechanism decision rule decision support system decision table decision theory

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