Displacement pressure (MPa)	The ratio of three kinds of particles
Displacement pressure (MPa)	3:1:1	3:1:2	3:2:1	3:2:2
1.5	10 mL	8 mL	7 mL	9.5 mL
3.0	12 mL	11 mL	9 mL	12 mL
5.0	13 mL	12 mL	11 mL	12.5 mL
7.5	15 mL	14 mL	12 mL	14 mL
10.0	17 mL	15 mL	14 mL	16 mL
12.5	24 mL	21 mL	20 mL	22 mL