The results showed that: 1) the vector normalization method and multiplication scattering correction method were suitable to setting up prediction models for leaf structure and oil, respectively;
结果表明：①矢量归一法和乘法散射校正法分别适合建立烟叶叶片结构模型和油分预测模型；
The relations between particle four current vector, normalization condition and distribution function are analysed.
通过规格化条件讨论，分析了统计分布函数与四维粒子流矢量间的关系。
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