hydraulic [Adjective] + piston [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
684.02
AWT:
27,503,559
TTEST:
1.72
G2:
37.83
FAWT:
1.98
MI:
7.85
LOGLOG:
12.43
JD:
0.25
MI3:
11.02
DICE:
1.21
RANGE: