A method of stepped-diameter design for pneumatic conveying pipelines, as well as relationship among pressure loss, ratio of material to air, and mass flow rate of materials etc.
介绍气力输送管道的变径设计方法和变径管道气力输送试验中压损、料气比、物料质量流量等间的关系。
Experimental measurements have been done for mass loss rate of wood using cone calorimeter and radiation platform for studying fire performance of materials at early stage, respectively.
本文借助锥型量热计对制作软垫家具的材料进行小尺寸实验，获得了典型软垫家具面料、聚氨酯海绵填料及其组合件的燃烧性能参数。
The surfaces of all the phase change energy storage ceramsites were intact after 100 cycles of phase change, and the loss rate of the mass of phase change materials were below 5%.
经过100次相变循环试验，表明相变储能陶粒表面保持完好，相变材料的质量损失率均在5%以下。
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