Based on the macro background and practical demand above, this dissertation chooses to analyze the contribution of fiscal expenditure in the agriculture growth.
根据上述宏观的经济背景和现实的需要，本文选择了对辽宁省财政农业支出对农业增长的贡献进行分析。
This dissertation compares some math methods and chooses the Grey System Theory as a tool to evaluate the vessel traffic safety, which achieves a satisfactory result.
本课题的研究在数学模型的建立上比较注意数学方法的选择，把灰色系统理论较好地应用到船舶交通安全评估的研究中。
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