1·Geldart classified particles into four groups by the particle size and its characteristics.
吉尔达特根据颗粒大小及其特性将颗粒分为四组。
2·Small particle size; good mechanical stability.
粒径小；机械稳定性好。
3·Particle size of deposition change greatly, bad sorting.
沉积物粒径变化较大，分选差。
4·In clastic sediments particle size is an important factor.
在碎屑沉积物中，颗粒大小是个重要因素。
5·One important measure of the instability is particle size.
不稳定性的一个重要测量标准是微粒的尺寸。
6·In clast IC sediments particle size is an important factor.
在碎屑沉积物中，颗粒大小是个重要因素。
7·In clastic sediments, particle size is an important factor.
在碎屑沉积物中，颗粒大小是个重要因素。
8·The average particle size of sludge was smaller in MBR than CAS.
M BR工艺污泥颗粒平均粒径小于CAS工艺中污泥颗粒。
9·The name and particle size of a specific material were not publicized.
对某一特定材料的名称和颗粒大小没有公布。
10·Decreasing the particle size is usually conducted by applying a shearing force.
通常使用剪切力减小颗粒粒度。