A.100m B.150m C.100~200m D.200m
A.10mm B.20mm C.40mm D.50mm
A.500~600mm B.400~500mm C.400~600mm D.550~650mm
A.普通 B.臨近 C.補(bǔ)償 D.特殊
A.0.04~0.08 B.0.08~0.12 C.0.10~0.14 D.0.12~0.18