兑水 发表于 2009-10-15 08:24:59

ASTM D 5187-1991 用X射线衍射法测定焙烧石油焦结晶大小的试...

D5187-91(2002) Standard Test Method for Determination of Crystallite Size (Lc) of Calcined Petroleum Coke by X-Ray Diffraction
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