“pilot hole”的概念、定义、翻译、参考文献-科学参考

单词	pilot hole
释义	pilot hole Encyclopedia 理学地质钻孔释 pilot hole先导孔在钻深孔或超深孔之前，在深孔或超深孔孔位附近钻的一口直径相对较小、深度相对较浅的钻孔。“双孔方案”中首先施工的钻孔。
随便看	self-interaction self interaction correction self-interaction correction self interaction effect self-interaction effect self interaction error self-interaction error self-interaction of fields self interest self-interest self-interested agent self-intersecting polygon self-intersecting polyhedron self-intersection self-intersection number self-intersection point selfinterstitial atom self-interstitials self-introspecting and self-restraining self-invariant semigroup self-inverse selfish DNA self-isotomic cubic self-join self-knowledge

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