net import rate中文什么意思

例句与用法

1. China endeavors to increase its grain production so that its self - sufficiency rate of grain under normal conditions will be above 95 percent and the net import rate five percent , or even less , of the total consumption quantity
   中国将努力促进国内粮食增产，在正常情况下，粮食自给率不低于95 % ，净进口量不超过国内消费量的5 % 。