目 1.1 Application of Concrete Structures 同俩大学 士苏程季花 汽0n4t号y 1.1.1 Buildings Most of the high rise buildings abroad were constructed with concrete structures or concrete-steel composite structures too 用 r::: 6 1.1 Application of Concrete Structures 1.1.1 Buildings Most of the high rise buildings abroad were constructed with concrete structures or concrete-steel composite structures too