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1)  filter media size
滤料粒径
1.
The results showed that the organic content of influent and filter media size influenced ammonia removal of BAF significantly.
结果表明,滤前水中有机物含量和滤料粒径对BAF除氨氮能力影响较大。
2)  abrasive size
磨料粒径
3)  particle size
原料粒径
1.
Perovskite-type layered lanthanum titanate powders with different particle size were fabricated by solid-state reaction of K 2CO 3, La(NO 3) 3 and TiO 2.
结果表明 :降低原料粒径 ,固相反应速率加快、温度降低 ,有利于合成小尺寸、比表面积大 (可达 11。
2.
The influence of the particle size of starting material TiO_2 on the velocity of solid state reaction and the morphology of the resulting products were studied.
结果表明:减小原料粒径,反应温度降低、速率加快;有利于合成小尺寸、大比表面积(可达11。
4)  particle size of dyes
染料粒径
5)  aggregate diameter
矿料粒径
1.
Selection of aggregate diameter and screen mat of bituminous mixture;
沥青混合料中矿料粒径和拌和机筛网的选择
6)  aggregate size
骨料粒径
1.
The influence of the porosity,the cement consumption and the aggregate size to the water absorption of no-fines pervious concrete are reseatchedi.
对无砂透水混凝土圆柱体试件进行透水试验,测定其在不同参考配合比下的透水系数,研究孔隙率、水泥用量、骨料粒径对无砂透水混凝土透水性能的影响。
2.
In the present thesis, the effect of sand ratio, aggregate volume content, aggregate size and ceme.
骨料及水泥石强度对混凝土断裂性能有着显著的影响,论文采用粘性裂纹模型,通过对预切口梁的三点抗弯试验,定量及定性分析了砂率、骨料体积含量、骨料粒径及水泥石强度对混凝土应力-裂纹宽度((-w)关系及相关参数的影响,这些参数包括抗压强度、开裂强度、抗弯强度、抗拉强度、断裂能等。
3.
This paper tested initial dry shrinkage deformation of four different aggregate sizes porous concrete,analyzed the effect factors of dry shrinkage,compared the dry shrinkage deformation of ordinary porous concrete and polymer lattice porous concrete,obtained the relationship among aggregate size, porosity and dry shrinkage deformation of general porous concrete.
本论文测试了聚合物骨架空隙混凝土和四种不同骨料粒径的普通多孔混凝土早期干燥收缩变形,得出了骨料粒径、空隙率与多孔混凝土干燥收缩变形的关系,进而分析了影响干燥收缩的因素。
补充资料:多层滤料滤池
分子式:
CAS号:

性质:一种下流式重力深床滤池。一般采用3种滤料,上层为无烟煤(粒径1~2mm),中层为砂(粒径0.4~0.8mm),底层为石榴石(粒径<0.5mm)。过滤速度为10m/h,反冲强度为48~72m/h。在对生物处理后的出水进行过滤时,需采取某种形式的辅助冲洗措施。

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