“multi-purpose geochemical database”的概念、定义、翻译、参考文献-科学参考

单词	multi-purpose geochemical database
释义	multi-purpose geochemical database Encyclopedia 理学地质调查数据库释 multi-purpose geochemical database多目标地球化学调查数据库以中国多目标地球化学调查和评价所获取的土壤、湖泊与近岸海域沉积物及水等介质地球化学分析数据及相关资料为基础，综合基础地理、基础地质、土地调查、背景信息等数据，按照数据库建设标准，汇总集成建立的数据库。是中比例地质调查数据库的一个分支。
随便看	negative curvature manifold negative cycle negative definite negative definite form negative definite function negative definite kernel negative definite matrix negative definiteness negative definite operator negative definite quadratic form negative deviation Negative Dialectics negative difference between purchasing and marketing prices negative differential conductivity negative differential resistance negative direction negative dispersion negative distribution negative divergence negative domain negative dromotropic action negative edge negative effect negative effect of organizational communication negative electricity

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