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
GBT40887.1-2021, GB40887.1-2021