(2)网状内皮靶向性造影剂：一定大小的超顺磁氧化铁粒子(superparamagneticironoxide， SPIO)能被富含网状内皮系统的器官如肝、脾、淋巴系统甚至骨髓所吞噬，这些多种材料包被的铁粒子(直径30一40...
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可测定与陶瓷着色有关的氧化铁粒子的尺寸和分布。
The particle size and distribution of iron oxide in regard to ceramic color can be measured.
为制造出微滴球体，Yin博士和同事把氧化铁粒子放入液体聚合树脂搅拌后散入油中。
To make their spheres Dr Yin and his colleagues stir iron-oxide particles into a liquid polymer resin, which is then dispersed in oil.
该 方法操作简便，所用的原材料价格低廉，且制得的氧化铁纳米粒子具有均一的粒 径分布并有一定的磁性。
The method has a simple operation and the low cost raw materials, the prepared iron oxide nanometer particles have the even diameter distribution with a certain magnetism.
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