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1)  powder preheating
预热粉体
1.
The technique of powder preheating and explosive sintering was used to prepare single phase nano-ceramic, with the raw material of α-Al2O3 powder with grain size about 40nm.
采用预热粉体爆炸烧结技术制备单相纳米陶瓷,用40nm的α-Al2O3粉体作原料进行烧结试验,用高倍扫描电镜、X射线衍射分析等手段对试验结果进行了测试。
2.
The technic of powder preheating and explosive c0nsolidation has these predominances, i.
预热粉体爆炸烧结具有烧结时间短(0。
2)  Pulverized coal preheating
煤粉预热
3)  conductor pre-heating
导体预热
4)  preheating gas
预热气体
1.
An One-dimensional mathematical model,based on oxygen blast furnace with preheating gas injection into upper shaft,has been developed to describe the variation of innerdiameter of blast furnace,13 chemical reactions,the heat losses through the furnace wall,the heatexchange and pressure losses between gas phase and solid phase.
建立了氧气高炉从炉身喷吹预热气体时,高炉冶炼过程的一维数学模型,该模型描述了高炉炉型的变化,炉内13个化学反应,炉墙的热损失,气-固相间的热交换及压力损失。
5)  powder-pretreatment
粉体预处理
6)  Powder pre-heating
粉末预热处理
补充资料:粉体技术
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性质:又称粉体工程,亦称颗粒工程。是研究颗粒性质和行为、颗粒形成、制备及颗粒处理技术的综合性技术科学。

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