“virgin stock”的概念、定义、翻译、参考文献-科学参考

单词	virgin stock
释义	virgin stock [`vǝr·jǝn `stäk] ^MATERIALS A petroleum-derived liquid stream processed from natural (virgin) crude oil; it contains no cracked or otherwise chemically modified material. Also known as straight-run stock.
随便看	side echo side effect side-end lines side error side-facing tool side frequency sidehill bit side hook side keelson side lobe side-lobe blanking side-lobe cancellation side-looking radar side milling side-milling cutter side oblique air photograph side pinacoid side plates sideraerolite side rake side reaction sidereal sidereal clock sidereal day sidereal hour angle

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