当作用时间较长时，碳粉会发生无定形化。
Amorphism can occur when carbon powders are refined further.
在扫描电镜分析中矿物表面出现的絮状物是无定形化物质的形象表现。
Floccule watched on the mineral surface in the analysis of SEM is live embodiment of amorphous substance.
对于特定的一种球磨机，铁矿粉的粒度细化程度是有限度的，但其微观晶粒可以逐步细化直至晶粒完全无定形化。
Particle size of ore powder can not be refined infinitely by milling, but its microcosmic crystallines can be refined gradually until amorphous structure is formed.
XRD分析表明，杂化材料是无定形的。
水是由亲水性的离子化通道扩散透过膜，而乙醇是由亲油性的高分子无定形区扩散透过膜；
Water diffusion is localized in the hydrophilic ionic region formed by the ionized groups, whereas ethanol diffusion is localized in the hydrophobic amorphous network of the polymeric membrane.
XRD分析表明，杂化材料是无定形的。
XRD分析表明，杂化材料是无定形的。
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