Moreover, the concept of dry mixing materials packing volume fraction (PVF) is proposed, and the higher the PVF, the better performance of the cement slurry will be achieved.
提出了干混材料堆积体积分数(PVF)的概念，PV F值越高，水泥浆性能越好。
The effects of relative particle diameter and particle volume fraction on the packing density of particles mixtures were discussed by granule packing model.
采用颗粒堆积模型，讨论了矿物掺合料颗粒的相对粒径、体积含量对颗粒混合物体系堆积密实度的影响。
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