GB/T 40887.1-2021无障碍客车的轮椅车及乘坐者限位系统 第1部分：后向式轮椅车乘坐者系统Wheelchair containment and occupant retention systems for accessible transport vehicles designed for use by both sitting and standing passengers. Part 1: Systems for rearward-facing wheelchair seated pass

GB/T 40887.1-2021无障碍客车的轮椅车及乘坐者限位系统 第1部分：后向式轮椅车乘坐者系统Wheelchair containment and occupant retention systems for accessible transport vehicles designed for use by both sitting and standing passengers. Part 1: Systems for rearward-facing wheelchair seated passengers