求翻译：哈尔滨国际会展体育中心是由展览、会议、宾馆、体育馆和5万人体育场等多项功能组成的超大型建筑综合体，是完全依靠自主技术力量设计完成的超大型会展中心，灵活弹性的功能布局、高效便捷的交通体系与抗寒技术的综合应用为东北寒地大型会展中心设计做出了开拓性探索；主体展厅采用大跨张弦桁架结构技术，形成了128m跨度的无柱展览空间，是当时亚洲张弦桁架结构项目跨度之最；展厅间7.2m的室外街创造了突破现行规范条件的消防与交通组织方式；应对东北寒地冬季严酷气候的建筑形态应变与节能技术优化有效地降低了建筑的运营能耗，提升了建筑的综合效益。是什么意思？

正在翻译，请等待...

Harbin International Convention & Exhibition Center is the exhibition, conference, hotel, sports stadium and 50,000 people, a number of features of the ultra-large complex, is totally dependent on their own technology force completing design of ultra-large conference and exhibition center, and f

Harbin international exhibition Sports Center is by exhibition, and Conference, and hotel, and Stadium and 50,000 people Stadium, more items features composition of super large building integrated body, is full relies on autonomous%2