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- settling velocity diameter 沉降速度径
- Frequency distributions of properties, e.g. size and settling velocity are necessary to the description of sediments. 粒径和沉速的频率分布特性对于描述泥沙都是必需的。
- On this basis the relations among H/D, minimum settling velocity and design settling time were probed into. 在此基础上，探究了H/D、最小沉速、设计沉淀时间等因素之间的相关关系。
- The fundamental cause of generating influence on the settling velocity by ions is flocculation of fine sediment. 对泥沙絮凝沉降过程进行理论分析,推导出絮凝沉速与离子浓度之间的关系式。
- The coarser is the particle size,the higher is the settling velocity in the froth layers above the critical particle size,and vice versa. 在临界粒度以上,颗粒粒度越粗,沉降速度越快,反之亦然。对于细粒方铅矿和黄铁矿,疏水性越强,沉降速度越慢。
- So,it is recommended that both of them can be applied as reliable methods to determine the settling velocity of anaerobic granular sludge in prod... 因此认为重量沉降法与沉降速度模型法可作为生产实践中厌氧颗粒污泥沉降速度的确定方法。
- It has been found that when temperature falls, the settling velocity decreases, and the thickener's throughput capacity reduces. 温度下降,物料沉降速度下降,浓缩机处理能力降低。
- The floe settling velocity of sediment particles is taken as the function of current velocity, salinity and suspended sediment concentration. 泥沙颗粒絮凝沉降速度考虑了流速、盐度、含沙浓度的影响。
- The results demonstrate that the presence of the fixed charges in the composite sphere is to slow down its settling velocity relative to that of an uncharged one. 研究结果显示，相对于不带电之复合粒子，固定电荷的存在将减缓粒子的沉降速度。
- The differential settling velocity results in different distribution pattern of the mean grain size between surficial sediment and bulk sediment of the top 80 cm. 如果要对较小时间尺度过程进行模拟研究，则沉积物的垂向分异本身就成了一个重要的论题；
- The advances in the research of the settling velocity of the interface between clear supernatant water and turbid suspension of cohesive sediment are reviewed in this paper. 简要描绘了粘性泥沙浑液面沉降的物理图景,概括和分析了国内外学者在粘性泥沙浑液面沉速公式方面的研究成果,并指出了所存在的问题,在此基础上展望今后的研究工作。
- By measuring dispersive grains settling velocity in water, the author tries to work out grain diamder in order to provide theoretical basis for water treatment technology. 通过测出水中离散性颗粒的沉速，推求出颗粒粒径，为水处理工艺提供理论依据。
- Using the established model, some formulas of probability of deposition, settling velocity and resuspension potential are verified.By means of error analyses, most of the formulas are ac... 此外,对部分的泥沙沉降概率公式、沉降速度公式和再悬浮通量公式进行了验证和对比,通过误差分析,结果表明,大部分公式在伶仃洋是适用的。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- Measure the diameter of this circle. 量一下这圆的直径。
- We must gauge the diameter of wire first. 我们必须先测量电线的直径。
- He kicked about a great deal before settling down. 他东奔西走了好久才定居下来。
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
