An increase in the relative price of oil raises the costs of energy-intensive production, making some plant and machinery unprofitable.
石油相对价格的上涨会提高能源密集型产品的成本，这使得一些工厂和机械行业无利可图。
2
Oil fuels transportation and farm machinery, and natural gas is the basis of synthetic nitrogen production (prices have tripled since 2002).
粮食运输以及农业机器都需要石油，合成氮肥(2002年以来价格已经增长2倍)生产离不开天然气。
3
China encourages the import of industrial commodities, such as oil, base metals and even quality fabrics and industrial machinery-provided goods made with them are sent abroad.