介绍了轻钢-混凝土组合结构的概念，对其结构体系、发展现状及存在的问题进行了探讨，并阐明了该结构必将广泛应用于建筑结构工程的发展趋势。

Introduced a lightweight steel - concrete composite structure concept, its structure, develop the situation and problems were discussed, and will clarify the structure is widely used in building structural engineering trends.