求翻译：在国际工程中，建筑材料费用占工程造价的比例一般都超过50％，对项目的盈亏起着决定性作用。而近年来，石油、钢材等主要建筑材料的价格变化幅度十分惊人，国际工程承包商面临着巨大的材料价格风险。本文对国际工程承包商如何利用合同、工程适用法律以及掌握的市场信息规避和降低建筑材料价格风险进行了分析。是什么意思？

In international engineering, construction materials costs proportion of total project cost is generally over 50% of the profits and losses of the project plays a decisive role. In recent years, petroleum, steel and other construction materials price changes in amplitude is very alarming, the intern

In the international engineering, construction materials costs to the Agency cost ratio generally have more than 50 per cent of profits and losses, and the project plays a decisive role. In recent years, however, oil, steel, and other major construction materials prices, rates of change 10 amazing i

In the international project, the building material expense accounts for the project construction cost the proportion all to surpass 50% generally, is playing the decisive role to the project profit and loss.But the recent years, the petroleum, the steel products and so on the main building material

International Engineering, construction material costs per cent of construction cost is generally more than 50%, to project profit and loss plays a decisive role. In recent years, the price variations of the main construction materials such as oil, steel, an amazing international engineering contrac