Solid particle transport and deposition relations in porous media have been built based on mass conservation,distribution of suspension concentration and retention of solid can be obtained from the mathematical model.
论文根据质量守恒建立了固相颗粒运移和沉淀动态方程,通过求解得到悬浮液浓度分布和颗粒滞留量分布关系,研究结果表明,颗粒型调剖剂的沿程浓度逐渐降低,随注入时间增加,同一位置上的调剖剂浓度逐渐升高,多孔介质对固相颗粒的渗滤作用,颗粒滞留主要集中在近井周围。
a hard coarse-grained siliceous sandstone.
一种硬质、粗颗粒的硅酸砂岩。
Coarse Granular Soil Constitutive Model Incorporating Particle Breakage;
考虑颗粒破碎的粗粒土本构关系研究
Constitutive model for coarse granular aggregates incorporating particle breakage
考虑颗粒破碎影响的粗粒土本构模型
Coarse particles that will not disperse can be shredded by placing them with some water in a blender.
将不分散的粗颗粒与水置于搅拌器中，扯碎粗颗粒。
Minute rough granules, as of sand or stone.
砂，砂砾，砂粒细小的粗颗粒，如砂和石头粒
Grain: Cluster of silver particles in the photo-graphic emulsions.Emulsions with faster speed have larger grains than emulsions with slower speed.
颗粒:群集照相乳剂上的银粒。感光快的乳剂，其颗粒较感光慢的为粗。
Attribute pellet characteristic information encryption based on S-thick collection
S-粗集的属性颗粒特征的信息加密
The edible whole or coarsely ground grains of a cereal grass.
粗磨粉谷类植物完全或粗磨的可食用颗粒
a granular, scabrous spot on his cheek.
他脸颊上粗糙的颗粒状斑点。
a sedimentary rock formed of coarse-grained material.
一种由粗颗粒物质形成的沉积岩。
Coarse crumb rubber is apt to deposit in asphalt.
粗的橡胶颗粒容易在沥青中沉淀。
upward-coarsening sequence
颗粒向上变粗的沉积层序
Strength characteristics of coarse-grained soil and construction & test methods thereof;
粗颗粒土的强度特征与施工检测方法
Study on Particle Breakage Behavior and Constitutive Model of Coarse Granular Aggregates
粗粒土的颗粒破碎特性与本构关系研究
Research on Influence of Particle Breakage on Mechanical Characteristics of Coarse Granular Materials
颗粒破碎对粗粒料力学特性的影响研究
To separate fine particles from coarse by grinding in water.
澄清，淘选通过水磨把精细的颗粒从粗糙的颗粒中分离出来
Effect of increasing coarse particles content in cement on bulk density of cement particles
提高水泥中的粗颗粒含量对水泥颗粒堆积密度的影响
Influencing factors for particle breakage of coarse grained soil
粗颗粒土颗粒破碎影响因素试验研究