superficial gas velocity

• 表观气速

superficial gas velocity的用法和样例：

例句

1. The study used relatively small values of superficial gas velocity.
   这项研究采用相当小的表观气速。
2. The average particle velocity and concentration for the flotsam and the jetsam were unequal in the radial and axial directions.
   随着表观气速的增大，颗粒浓度沿径向和床高分布趋于均匀。