在水平管道中，用压缩空气对玻璃珠进行密相气力输送压损实验研究。
Dense phase pneumatic conveying experiment of glass beads are carried out using compress air at horizontal pipeline.
干砂负压消失模铸造技术(简称LFC)中模样是消失模铸造成败的关键，而泡沫珠粒的充填是获得优质泡沫模样的关键工序之一。
In lost foam casting (LFC), the foam pattern is the key qualification, and the filling process is one of the crucial processes to ensure the high quality of the foam pattern.
通过试验证实了微珠在很高的压力下仍然完好，其密度增加是由于水被压入部分具有较大孔径的微珠中所致。
In this paper, it is proven by testing result that the fine-grains could be in good condition even under great pressure.
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