关键词: 绿色建材, 工业废渣, 环保, 节能

Abstract: The construction engineering energy are very large in our country，along with mankind the enlargement to develop dint degree to nature，environment problem is too gradually serious，primitive energy are reduce gradually，the construct material should face environmental protection， stanza can direetlon development．this text is cleared to strongly develop the home of green building materials，devdopments ecosystem，and the development csn keep on，and it will become the main current direction about the building ma terials in the twenty-one century

Key words: the green building materials, industry slag, environmental protections, economy energy