Mechanical Permits
收藏数据链接：
官方服务：
资源简介：
List of permits regarding mechanical work for commercial and residential buildings. Includes work involving heating/cooling systems, electrical systems, and home renovations.
商用及民用建筑机械作业许可清单，涵盖冷暖系统、电气系统作业及住宅翻新工程。
提供机构：
data.cambridgema.gov
