Methods:Use the Grating Spectrograph to take photograph of atomic emission spectrum of unknown sample and make quantitative analysis Results:Quantitative determination of trace elements in nutriment.
方法：用平面光栅摄谱仪拍摄未知样品之原子发射光谱图，并作定量分析。结果：测定营养品中微量元素的含量。
The appearance of such new kind of chemometrics method will result in profound changes upon the qualitative and quantitative analysis of the complex unknown analytical systems.
这些新化学计量学方法的涌现，对复杂的未知分析体系的定性定量分析，将带来深刻的变化。
Qualitative and quantitative analysis of samples; Identification of unknown compound.
对常规样品进行定性和定量分析，对未知化合物进行判断。
Qualitative and quantitative analysis; Identification of unknown and known samples; Widely used in industry, agriculture, medical work, environmental protection and scientific researches.
用于物质的定性定量分析。可用于已知数、未知数的分子量、结构等测定，广泛适用于工业、农业、医药卫生、环境保护、科学研究等各个领域。
Quantitative estimation of unknown mineral resource is an important step of resource assessment. Geologists have been keeping on searching for proper methods of reserve estimate.
未发现矿产资源潜力的资源定量估算一直是资源评价的重要工作，关于资源量估算的方法也在不断的探索中。
Quantitative estimation of unknown mineral resource is an important step of resource assessment. Geologists have been keeping on searching for proper methods of reserve estimate.
未发现矿产资源潜力的资源定量估算一直是资源评价的重要工作，关于资源量估算的方法也在不断的探索中。
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