PCA对机械合金化纳米粉末的SEM结构与 关键字: 机械合金化； 纳米粉末； 粉末特性[gap=986]Key words: mechanical alloying； nano-structured powder； powder characteristics
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探讨了合金粉末特性及其对快速凝固铝锂合金微观组织和力学性能的影响。
The characteristics of alloy powder and their influence on the microstructure and mechanical properties of rapidly solidified aluminium-lithium alloy have been investigated.
由于阀门使用的高频率，以及石英粉末的研磨特性，都要求耐磨性很高的阀门才经受得起。
The high cycle rate of the valves, and the abrasive nature of the quartz powder require an abrasion resistant valve that will last.
该文综述粉末油脂生产中喷雾干燥法工艺和装置要点，粉末化油脂赋形剂基础要求和操作要点，及各种粉末油脂产品特性。
This paper illustrates the spray process and the equipments in powdery oil production, how to make use of the excipient for powdery oil characteristics of various powdery oil products.
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