nanjing subway control center-4234棋牌开元官网

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nanjing subway control center
release time: 2016-1-20 6:23:28  viewed:

the total building area of nanjing subway control center amounts to 40220 square meters underground. the control center is ultra-high-rise and all-steel structure architecture, the total height being 99.9m and it consists of 26 stories above the ground, 3 stories underground.

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