A.5~10cm B.10~15cm C.15~20cm D.20~25cm E.25~30cm
A.患者的頭及背應(yīng)后靠B.輪椅往前傾C.拉上手閘D.為患者加上安全帶E.護理人員走在輪椅前面
A.0.5m B.1m C.1.5m D.2m E.3m