建立定量分析数学模型，确定光强值，建立标准工作曲线，提高分析精度。
Build mathematical model of quantitative analysis, confirm the expectation value of light intensity, build standard work curve, improving analysis precision.
建立恰当的数学模型是实现定量分析的关键。
The key of quantitative analysis is establishment of properly Mathematical models.
通过实践证明，它更具有实用性，这为今后的定量分析提供了一种较有实际意义的数学模型。
Practically proof, it has great real—applicability, which may provides a rather practical mathematic model for the quantitive analysis in future.
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