天津市既有居住区电动自行车集中充电设施建设导则Construction guideline for electric bicycle centralizedcharging facility in existing residential area in Tianjin2024-11-08 发布2024-12-01 实施天津市工程建设标准天津市既有居住区电动自行车集中充电设施建设导则Construction guideline for electric bicyclecentralized charging facility in existingresidential area...