material cost算什么成本

Energy and rawmaterial costsare skyrocketing .能量和原材料价格飞涨。

Theirmaterials costsare largely governed by prices on world markets for fuels and ores .物料成本在很大程度上受世界市场燃料和矿产价格的制约。Non productionmaterial cost, labor efficiency生产辅料成本，生产效率。Rate - basedmaterial cost= cost / unit ( amount of units used基于费率的材料成本=单位成本（用量Control spare ， chemical , test wafers &material costs控制备件,化学品，测试片，及生产材料的成本。