“燧石”的概念、定义、翻译、参考文献-科学参考

单词	燧石
释义	燧石 Encyclopedia 理学石英族矿物释 chert燧石隐晶质石英异种。化学成分为SiO2，晶体属三方晶系。俗称火石。 Physics chert燧石｛矿｝
随便看	USSR Academy of Pedagogical Sciences USSR Mars probe USSR's three declarations on China USSR Venera probe U.S. strategic offensive nuclear weapon ussuri fritillary bulb ussuri tachinid fly Ussuriysk U.S.-Taiwan Mutual Defense Treaty u state u-state U statistic U-statistic U-statistics Ustekinumab Uster statistics ustic moisture regime ustilagic acid ustilospore ustin Ustí Ust’-Kut usual absolute value usual basis usual condition

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