In the KDF filter, effect of contact reaction time, filter bed height, and filtering velocity on lead and mercury removal was studied.
以KDF为滤料，研究了接触反应时间、滤层高度和滤速对铅和汞去除效果的影响。
The result shows that selection of suitable contact reaction time, filter bed height, and filtering velocity may result in efficient removal of lead and mercury.
结果表明，选择合理的接触反应时间、滤层高度和滤速能有效去除微污染原水中的铅和汞。
Experiments showed decreased porosity of the filter bed along the filtering direction.
试验发现，短纤维束滤料滤层的孔隙率沿过滤方向由大到小，为变孔隙滤层。
The wax models with high accuracy were sintered by filtering powder bed temperature of sintering process.
通过对烧结过程中粉床温度的筛选，烧结出尺寸精度较高的蜡模。
The structure of spraying drying chamber, filtering chamber, fluid-bed and secondary air supply system has been improved greatly. It can appear the features of spraying drying deeply.
喷雾干燥室、捕集室、流化床及二次供风系统等结构进行了重要修改后，更加贴切的表现出喷雾干燥的特性。
The structure of spraying drying chamber, filtering chamber, fluid-bed and secondary air supply system has been improved greatly. It can appear the features of spraying drying deeply.
喷雾干燥室、捕集室、流化床及二次供风系统等结构进行了重要修改后，更加贴切的表现出喷雾干燥的特性。
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