2015CJ/T 475-2015 Measurement of oxygen mass transfer in clean water for fine bubble diffuser
1993CJ/T 3015.2-1993 Oxygen transfer measurement of aerators in clean water
CJ/T 3015.2-1993 Oxygen transfer measurement of aerators in clean water was changed to CJ/T 475-2015 Measurement of oxygen mass transfer in clean water for fine bubble diffuser.