DESn.二乙基固醇（=DIETHYLSTILBESTROL)abbr.目的港船上交货(=Delivered Ex Ship)；教科部(=Department of Education and Science)Deshor德索尔

1. The desanding ratio was measured in liquid-solid two-phase flow under different water velocities.
   采用称重法对弯管液固两相流的除砂率进行了测量。
2. In the condition of low particle concentration, the desanding ratio increased with increasing average particle concentration.
   在颗粒相浓度较低时，随着平均颗粒体积浓度的增加，除砂效率也增加。