Restrictions on the sale of petrochemicals , gold and other precious metals were also lifted .

协议同时取消了伊朗在出口化工产品和黄金等贵金属方面所受的限制。

Petrochemicals are only the start .

石化工业仅仅是一个开始。

There are no fewer than three beer sponsors , two in petrochemicals and two telecommunications sponsors .

本届奥运会有三家啤酒赞助商，两家石化赞助商，两家电讯赞助商。

In the other direction , oil and petrochemicals are flowing at an increasing rate .

在另一个方向上，石油及石化产品的流动也在不断加速。

The biggest sectors were mining , transportation and petrochemicals .

投资最多的领域是矿产、交通运输和石油化工。