utility structures meaning in English

公用事业建筑

Installation of underground precast concrete utility structures
地下预制混凝土公用设施装配
Standard specification for underground precast concrete utility structures
地下预制混凝土公用设施的标准规范
Wood products - structural glued laminated timber for utility structures
木制品.公共结构物用胶合层压板的规范
Standard practice for inspection of underground precast concrete utility structures
公用事业用地下预制混凝土的检验的标准实施规程
Standard practice for minimum structural design loading for underground precast concrete utility structures
地下预制混凝土公用设施的最低结构设计负荷的标准实施规程

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