本文介绍了离心沉降法净化煤焦油的试验情况。
The experiment on purifying the coal tar by the centrifugal settling method is described in this paper.
实验表明，用圆盘离心沉降法测定几种石墨粒度分布情况与扫描电镜照片粒径范围接近。
Results indicate that the particle size distribution of several kinds of graphite measured by this method is similar to the particle size range shown in scanning electron micrograph.
采用自然沉降法、离心法和垂直沉积法组装了聚苯乙烯胶晶。
Polystyrene colloidal crystals were assembled by natural sedimentation, centrifugation and vertical deposition methods.
采用自然沉降法、离心法和垂直沉积法组装了聚苯乙烯胶晶。
Polystyrene colloidal crystals were assembled by natural sedimentation, centrifugation and vertical deposition methods.
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