“drill extractor”的概念、定义、翻译、参考文献-科学参考

单词	drill extractor
释义	drill extractor [`dril ik´strak·tǝr] ^ENGINEERING A tool for recovering broken drill pieces or a detached drill from a borehole.
随便看	ichneumon Ichneumonidae Ichneumonoidea ichnite ichnofacies ichnofossil ichnography ichnolite ichnology ichor ichthammol ichthyism Ichthyobdellidae ichthyocolla Ichthyodectidae ichthyology ichthyophagous ichthyophobia Ichthyopterygia Ichthyornis Ichthyornithes Ichthyornithidae Ichthyornithiformes ichthyosarcotoxism Ichthyosauria

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