粘度变化不大；

Viscosity, however, has a little change.

youdao

由于较小的间隙，流量随粘度和压力变化不大。

Due to the small clearance, the flow changing with viscosity and pressure is not big.

youdao

由于较小的间隙，流量随粘度和压力变化不大。

Due to the small clearance, the flow changing with viscosity and pressure is not big.

youdao