从具有不同骨料粒度的立方浇注块中切出方形板块。
Square slabs were cut from cubes cast with various aggregate sizes .
随着骨料粒度的增大，材料气孔率降低，抗弯强度降低；
The porosity and flexural strength of the material decrease with the rising of the aggregate particle size;
研究了石英粉耐火骨料的粒度分布对消失模铸造涂料的透气性和粘度的影响。
Influence of granularity distribution of quartz refractory aggregate on permeability and viscosity of EPC coating was investigated.
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