“internal calibration method”的概念、定义、翻译、参考文献-科学参考

单词	internal calibration method
释义	internal calibration method Encyclopedia 理学内标法释 internal calibration method内标法不用标准物质作对照，只用一定量的纯物质作为内标物，加入待测样品中同条件测定，由相对校正因子计算待测组分的量的定量分析方法。又称内标校正方法。仪器分析中的一种比较准确的定量分析方法。该法的内标物要严格选择。内标物应是一个已知的能与待测组分良好分离的纯化合物，最好与待测组分有相同或类似的理化性质、仪器响应特征，例如同系物等。
随便看	principle of direct and oral trial principle of directional duality principle of direct negotiations principle of dissipation principle of diversity and dominance principle of domain extension principle of domination principle of duality principle of educational management principle of effective control principle of effective stress principle of electrical neutrality principle of emotional cognition principle of energy principle of entropy increase principle of environmental democracy Principle of Environmental Engineering principle of environmental priority principle of equal a priori probability principle of equality principle of equality before criminal law principle of equal optical path principle of equal probabilities principle of equilibrium principle of equilibrium shifting

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