“national drill-hole database”的概念、定义、翻译、参考文献-科学参考

单词	national drill-hole database
释义	national drill-hole database Encyclopedia 理学地质调查数据库释 national drill-hole database全国钻孔数据库将固体矿产勘查钻孔资料、煤田地质勘查钻孔资料、水文地质勘查钻孔资料、工程地质勘查钻孔资料、环境地质勘查钻孔资料、油气和海洋地质勘查钻孔资料等地质钻孔资料进行数字化形成的数据库。
随便看	approximate spectrum approximate string matching approximate tangent plane approximate test approximate trajectory approximate unit approximate value approximate value by defect approximate value by excess approximate zero approximating approximating equation approximating function approximating operator approximating proper mapping approximating rational curves and surfaces by polynomials approximating rational curves by polynomials approximating rational surfaces by polynomials approximating sequence approximating set approximation approximation accuracy approximation algorithm approximation boundary condition approximation by continued

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