“directional drilling”的概念、定义、翻译、参考文献-科学参考

单词	directional drilling
释义	directional drilling [dǝ`rek·shǝn·ǝl `dril·iŋ] ^ENGINEERING A drilling method involving intentional deviation of a wellbore from the vertical.
随便看	ullage ullage rocket ullmannite Ullmann reaction Ulloa's ring Ullrich-Turner syndrome Ulmaceae ulmic acid ulmin ulna ulnar deviation Ulotrichaceae Ulotrichales Ulotrichineae ulrichite ultimate analysis ultimate bearing capacity ultimate elongation ultimate lines ultimate load ultimate-load design ultimate recovery ultimate set ultimate strength ultimate-strength design

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