“natural placer minerals database”的概念、定义、翻译、参考文献-科学参考

单词	natural placer minerals database
释义	natural placer minerals database Encyclopedia 理学地质调查数据库释 natural placer minerals database自然重砂数据库将自然重砂测量工作中获取的自然重砂成果资料进行数字化形成的数据库。
随便看	superpolynomial superpopulation superpopulation model superposability superposable superposed superposed folds，superimposed folds superposed graph superposed order superposition superposition approximation superposition calculus superposition of distributions superposition of functions superposition of mappings superposition operation superposition operator superposition principle superposition principle of elasticity superposition principle of electric field intensity superposition principle of electric potential superposition principle of force superposition principle of quantum states superposition state superposition theorem

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