Particle size analysis. particle size analysis by gravitysedimentation. pipette method.
粒度分析。用重力沉降法的粒度分析。 滴定管法。
2
DTC is characterized by fast cleaning treatment, high-efficiency removing oil, suitable for water treating processes such as separation, gravitysedimentation and floatation.
DTC具有净化作用快，除油功效高，适用于分离、重力沉降和浮选等水处理过程。
3
This paper discussed one new way to treat exhaust gas in test equipment. Firstly wipe off the solid granule of exhaust gas by gravitysedimentation chamber, then absorb the gas of HF by active carbon.