With the Dalian International Dalian Conference Center, these systems work like a hybrid city within a building.

大连大连国际会议中心中的这些系统工程，犹如一座建筑中的混合型城市。

youdao

With the Dalian International Dalian Conference Center, these systems work like a hybrid city within a building.

大连大连国际会议中心中的这些系统工程，犹如一座建筑中的混合型城市。

youdao