A.偏低一點的電解液密度,即ρ電=1.26kg/cm3 B.偏高一點的電解液密度,即ρ電=1.28kg/cm3 C.高一點的電解液密度,即ρ電=1.3kg/cm3
A.3~4mm B.1.2~2.2mm C.1.5~2.5mm
A.0.6mm B.0.9mm C.0.8mm