Through introducing indoor pollution sources,the paper describes the significance and necessity of new environment-protecting materi-als in building engineering,discusses the application technology of new wall materials,thermal insulating materials and clean energy in building by combining with ecological environment-protecting building development status,and finally points out that:energy-saving and environment-pro-tecting material will be good for effectively applying sources and achieving environment-protecting target as well.%通过介绍室内污染的来源,阐述了建筑工程中使用新型环保材料的重要性与必要性,结合生态型环保建筑的发展现状,论述了新型墙体材料、保温隔热材料、清洁能源等在建筑中的应用技术,指出节能环保材料有利于资源的有效利用,可以达到保护环境的目标。
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