單項選擇題
A.100mm B.200mm C.500mm D.800mm
A.100mm B.200mm C.250mm D.300mm
A.1.5 m B.2 m C.2.5 m D.6 m
A.16 m B.20 m C.25 m D.35 m
A.16 mm2 B.20 mm2 C.25 mm2 D.35 mm2
A.16mm2 B.20mm2 C.25mm2 D.35mm2
A.100mm B.150mm C.200mm D.350mm
A.100 mm B.150 mm C.200 mm D.350 mm
A.5 mm B.10 mm C.15 mm D.20 mm