Energy and rawmaterial costsare skyrocketing .能量和原材料價格飛漲。

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場燃料和礦產(chǎn)價格的制約。Non productionmaterial cost, labor efficiency生產(chǎn)輔料成本，生產(chǎn)效率。Rate - basedmaterial cost= cost / unit ( amount of units used基于費(fèi)率的材料成本=單位成本（用量Control spare ， chemical , test wafers &material costs控制備件,化學(xué)品，測試片，及生產(chǎn)材料的成本。