指出在一定半顶角下设计的“标准”整体流料仓，只适用于很小一部分粉体物料。
The'standard' massive flow silos designed with certain half vertex angle was only suitable for a little part of particulate solid.
以攀枝花钛精矿为原料，加入一定配比的氧化锌，采用固相反应煅烧法制备具有光催化作用的多相复合粉体。
Using the Panzhihua ilmenite concentrate and the analytically pure zinc oxide as raw materials, photocatalytic powders were prepared by solid reaction calcinations process.
所选用的不同种类的不同处理量的偶联剂对无机抗菌粉体的表面改性均有一定效果。
Then, some exciting results were found as follow: Inorganic antibacterial powder, modified with different coupling agents, showed different effects on its dispersion.
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