structure of commodities的用法和樣例：
例句
- Second, we will optimize the composition of export commodities.
第二，加快出口商品結構的優化。 - Therefore, it is necessary to deeply think over the problems of the structure of export commodities of Urumqi and economic growth and relevant theories of international trade.
研究運用國際貿易中的相關理論和烏魯木齊經濟發展中的有關數據來分析其出口商品結構的問題。
