阐述了交通运输需求与供给行为的理论，并研究了交通运输结构系统和数学模型。
The supply and demand of traffic volume are discussed, some problems of transportation system and their mathematic models are studied.
并且根据该公司今后的战略目标，利用多元回归模型与马尔可夫模型对其人力资源的需求和供给情况进行了预测。
Based on the goals of development strategy of the company, the paper predicts the demands and supply of human resources by means of multiple linear regression model and Markov's model.
本文利用需求函数曲线与供给函数曲线构成的所谓蛛网模型，对市场稳定性进行了定性分析研究。
The paper makes use of the model of spider web which was built by demand function curve and supply function curve and analyses qualitatively the stability of market supply and demand.
本文利用需求函数曲线与供给函数曲线构成的所谓蛛网模型，对市场稳定性进行了定性分析研究。
The paper makes use of the model of spider web which was built by demand function curve and supply function curve and analyses qualitatively the stability of market supply and demand.
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