The ground source heat pump mainly utilizes the shallow geothermal energy tor heating or coonng, which is a technology with the advantages of saving energy and protecting environment.
地源热泵技术主要利用浅层地热能为建筑物供暖和制冷，有着节能减排、高效环保等优点。
Innovating wall materials offers the important measures for protecting land resources, saving energy, utilizing resources comprehensively and improving environment.
墙体材料革新是保护土地资源，节约能源，资源综合利用，改善环境的重要措施。
Fast constructing, energy saving and environment protecting, very good general benefit, ect. are characteristics of the slurry seal and micro-surfacing technologies.
稀浆封层和微表处技术具有施工速度快、节能环保、综合效益好等特点。
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