宁波中心三期 屋面系统：AST0.9mm厚 65-430直立锁边铝镁锰合金系统、HV-900型彩钢板 施工面积：2716.34㎡ Ningbo Central Phase III Roofing system: AST 0.9mm thick 65-430 vertical lock side Al-Mg-Mn alloy system, HV-900 color steel plate Construction area: 2716.34㎡
宁波中心三期
屋面系统：AST0.9mm厚 65-430直立锁边铝镁锰合金系统、HV-900型彩钢板
施工面积：2716.34㎡
Ningbo Central Phase III
Roofing system: AST 0.9mm thick 65-430 vertical lock side Al-Mg-Mn alloy system, HV-900 color steel plate
Construction area: 2716.34㎡
