gauging device造句

• The rural finance mechanism is perfect and the development has the pivotal function to the rural economy development . the researches on finance and rural economy development question are so many , but the questions which grow to the rural economy development and the farmer income are not so many that research credit aid with the gauging device , therefore , this article establishes much yuan
  研究金融与农村经济发展的问题的文献不少,以计量方法研究信贷支持对农村经济发展及农民收入增长的问题不多,因此,本文通过建立多元时间序列及向量自回归模型分析影响农民收入增长的因素,然后建立相应的预测模型。