A.5 mm B.8 mm C.13 mm D.18 mm
A.0.2-0.4 mm B.0.3-0.4mm C.0.4-0.6mm D.0.7-0.8 mm
A.0.2 kPa B.0.4kPa C.0.6 kPa D.0.8 kPa