A .5bar,2.5bar B.2.55bar,5bar C.5bar,7bar D.1bar,2bar
A.0.60cm B.+0.4mm C.0.60mm D.+0.4cm
A.0.40mm,0.20mm B.0.10mm,0.60mm C.0.10mm,0.20mm D.0.40mm,0.60mm