“perfemic rock”的概念、定义、翻译、参考文献-科学参考

单词	perfemic rock
释义	perfemic rock [pǝr`fem·ik `räk] ^GEOLOGY An igneous rock in which the ratio of salicalic to femic minerals is less than 1:7.
随便看	depressor depressor nerve depropanization depropanized material depropanizer deproteinize depside depsidone depth depth bomb depth charge depth contour depth curve depth dose depth-duration-area value depth finder depth gage depth hoar depth magnification depth marker depth micrometer depth of compensation depth of cut depth of engagement depth of field

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