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

单词	geological core drilling
释义	geological core drilling Encyclopedia 理学钻探工程释 geological core drilling地质岩心钻探使用专用钻探机械，利用圆筒状钻头、岩心管和钻杆等组合成钻具，在岩石中环状破碎岩石，在孔底中心部分保留一个柱状的岩心，再从孔内取出岩心用以研究地质和矿产情况的钻探。简称地质钻探。是钻探工程学科下最重要的分支学科，是固体矿产地质勘探中采用的主要技术方法。
随便看	species transfer species tree specific specific absorption rate，SAR specific absorptivity specific acoustic impedance specific acoustic impedence specific acoustic reactance specific acoustic resistance specific activity specific acupoints for infantile tuina specific adsorption specific adsorption of soil specifically labeled compound specification specification analysis of trace elements specification and grade of Chinese materia medica Specification for Condition Check of Museum Objects for Exhibition Specification for Digitization of Paper-Based Records Specification for Drafting the Contract for Overseas Exhibition of Cultural Relics Specification for Identifying Indexing Components of GB 13000.1 Chinese Characters Set （GF 0012—2009） specification for information service Specification for Museum Audience Service specification for technical review of medical devices specification for topographic map symbols

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