NF S52-520-2012
旨在运输人员而非用于公共道路的骑乘式机动车辆 - 单轨两轮机动车辆 - 安全要求和试验方法.
Ride-on, motorized vehicles intended for the transportation of persons and not intended for use on public roads - Single-track two-wheel motor vehicles - Safety requirements and test methods.