1) Gravel bed load size
![点击朗读](/dictall/images/read.gif)
卵石推移质粒径
2) gravel bedload
![点击朗读](/dictall/images/read.gif)
卵石推移质
1.
By the analysis of the field data of gravel bedload rate,it is found that the gravel bedload rate has a distinct stochastic nature and turbulence intensity of bedload rate is closely related to the sampling duration.
为了探明卵石推移质输移脉动特性,对卵石推移质输沙率脉动试验野外实测资料进行了统计分析。
3) Size Distribution of Gravel bedload
![点击朗读](/dictall/images/read.gif)
卵石推移质级配
4) suspend sediment particles
![点击朗读](/dictall/images/read.gif)
悬移质泥沙粒径
5) oversized sandy gravel
![点击朗读](/dictall/images/read.gif)
超径砂卵石
1.
The method for determining the placement quality of oversized sandy gravel;
![点击朗读](/dictall/images/read.gif)
超径砂卵石填筑质量评价方法
2.
In this paper, a method and a calculation formula for calculating the relative density of oversized sandy gravel are proposed.
提出了一种计算超径砂卵石填筑相对密度的方法及计算公式 ,在用相对密度作为填筑标准的控制指标时 ,采用此方法解决了超径砂卵石填筑质量难以用相对密度评价的问
6) particle pushing
![点击朗读](/dictall/images/read.gif)
颗粒推移
1.
0%Si (mass fraction) composite prepared by stir casting was simulated by a modified cellular automaton method coupled with finite difference method and two-dimensional models under normal solidification condition including macro heat transfer, nucleation, equiaxed dendrite growth and particle pushing.
0%Si(质量分数)复合材料的微观组织形成过程进行了模拟研究,建立 了常规凝固条件下相应的宏观传热、等轴枝晶形核生长以及颗粒推移的二维计算模型,采用一种改进的CA(cellular automaton) 方法与有限差分法耦合进行数值计算,研究了不同铸造方式对复合材料微观组织以及颗粒分布的影响。
2.
Based on theoretical analysis,a model of mass ratio of equiaxedcell and particle describing intensity of particle pushing was established.
通过分析,建立了描述等轴晶凝固条件下,颗粒推移强烈程度的晶粒与颗粒质量比模型,模型预测与试验结果吻合良好。
补充资料:推移质
见河流泥沙运动。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条