the result shows that the exporting proportion of the primary goods and manufacturing goods both present negative correlation with the terms of trade in china.
结果表明,我国初级产品及制成品出口比重增减均与价格贸易条件成负相关关系。
「prices of primary goods - china's main imports - are at a low points now, while they were at historic highs just a year ago, 」 he said.