...D结果显示燃气比为氧气过量时可获致晶粒平均粒径在18-33nm范围间、四方晶形（tetragonal），或 金红石结构 （ rutile structure ）的氧化锡粉体，晶粒大小随反应腔体压力上升而上升；TEM结果显示粉体形貌为实验参数的函数，合成时间越短，粉体粒径与形貌越趋均...
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由于产品结构不合理，普通锐钛型钛白粉所占比重过大，而化纤级钛白粉和高档金红石型钛白粉几乎全部依赖进口。
Almost all the chemical fiber grade and high grade rutile titanium dioxide needed relies imports because the proportion of common anatase one is too large.
利用SEM观察了两种温度制度下金红石瓷的显微结构。
Microstructures of rutile ceramics under two thermal treatments were observed by SEM.
金红石呈半自形粒状结构，多分布于透闪石矿物之间。
Rutile exists as subhedral granular texture, and is mainly distributed between tremolite.
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