温度越低， 铁泥沉淀速度越慢；
The lower the temperature is, the slower the sludge sedimentation velocity is.
延长退火时间辐照样品和未辐照样品的间隙氧沉淀速度有很大的不同。
Prolonging the annealing time to 20h, there was obviously distinction of speed of oxygen precipitate between the samples of irradiated and non-irradiated CZ-Si.
根据对固体颗粒作用力的分析，研究了反应器内固体颗粒的临界沉淀速度；
Starting from the force balance on a solid particle, equations with dimensionless groups were also developed to calaulate the critical settling velocity of particles at the reactor bottom.
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