A.2~5m B.5~10m C.10~15m D.15~20m
A.接头间距 B.过渡间距 C.中部间距 D.前后间距
A.900mm B.762mm C.600mm
通气、止血、包扎、固定、搬运
A.10m B.20m C.30m D.35m
A.-2mm B.-3mm C.-4mm D.-10mm
A.+5mm B.+7mm C.-2mm D.-4mm
A.0.5m B.0.7m C.1.0m D.1.2m