例句 /

This article makes use of data envelope analytic method to estimate China agricultural production efficiency under the modem agricultural production factors investment.

This article makes use of data envelope analytic method to estimate China agricultural production efficiency under the modem agricultural production factors investment.

摘要20世纪90年代中期后中国的农业发展进入了一个新的阶段,农业发展归根到底要靠农业生产率的提高,而技术进步与技术效率是农业生产率增长的源泉。