1.
gravel to sand size ratio
砾石-地层砂粒度比
2.
andreasen pipet
安氏型砂粒度测定仪
3.
median pack-to-formaton grainsize ratio
充填砾石与地层砂粒度中值比
4.
pack-to-formation median grain size ratio
充填物与地层砂粒度中值比
5.
The Comparison and Analysis of Grain Size Parameters of Coastal Aeolian Sands in China and Abroad
国内外海岸风成砂粒度参数特征的比较与分析
6.
formation-to-gravel size ratio
地层砂与砾石粒度比
7.
grit size, grit number
[砂纸]粒度号数,粗细
8.
The texture or fineness of sand or stone used in grinding.
粒度，硬度用作磨料的砂或石的精细度
9.
Product ground by grinding material with abrasive belt of grit 320# to produce continuous grinding lines.
用粒度适当粒度的砂带拉丝成连续的线条。
10.
testing methods for bonded abrasive grain size
砂轮用磨料粒度试验方法
11.
Research of Laboratory Tests and PFC～(3D) Numerical Simulation for the Steady State of Sand;
砂土稳态强度试验研究及颗粒流模拟
12.
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
13.
Study of four airpolishing powders on enamel surface roughness of teeth in vitro
4种喷砂砂粒对牙釉质表面粗糙度影响的对比研究
14.
The centrifugal force, gravity force and centripetal buoyancy teceived by sand and liquid are different for the density difference between sand and liquid.
除砂旋流器的进料压力需根据砂粒的粒度分布，固液体之间的密度差异等来确定。
15.
The Grain Size Characteristics of Aeolian Sand and Its Environmental Significance
花海湖泊古风成砂的粒度特征及其环境意义
16.
Fractal Structurel of Granularity Distribution of Natural Sedimentary Sandy Gravel
论天然沉积砂卵石粒度分布的分形结构
17.
Grain Size Characteristics of Aeolian Sand-Dune at the Middle Reaches of the Yangtze River and Its Paleoclimatic and Environmental Significance
长江中游砂山的粒度特征及古气候环境意义
18.
Anlysis on Granulometric Characteristics of Sediments from Sandy Beaches along the Coast of South China
华南沿海砂质海滩沉积物粒度特征分析