In steady flow mass flux is constant.

在稳定流动中，质量通量是恒定不变的。

In steady flow, mass flux is constant.

在稳定流动中，质量通量是恒定不变的。

Adding to its pressures is the steady flow of books.

稳定的图书流也增加了学校的压力。

There was a steady flow of refugees leaving the country.

离开这个国家的难民流一直持续不断。

The steady flow of ocean water in a prevailing direction.

朝一定方向运动的稳定的海水流。