Pneumatic negative pressure suction machine is only suitable for powder material.

气力式负压抽吸机只适合粉状散装物料的卸船.

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Bismuth oxide is a advanced functional powder material having wide application perspectives.

氧化铋是一种先进的功能粉体材料,应用前景广阔.

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The change regularities on void fraction and density of powder material were revealed mathematically.

同时,运用数学的方法揭示了粉体的空隙率和粉体密度的变化规律.

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In this paper, the reactive atmosphere process ( RAP ) is used to purify Nd ~ ( 3 + ): YAG mixed powder material.

本文介绍反应气氛法用于提纯Nd~ ( 3+ ): YAG混合粉料.

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The effects of adding corresponding comminution assistant for powder material on ultramicrocomminution were investigated.

探讨粉体物料添加相应的粉碎助剂对超微粉碎的影响.

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