圆形截面钢筋混凝土构件是工程结构中常用的构件之一，如港口工程中的混凝土灌注桩、建筑物的承载柱、桥梁桥墩以及基坑的支护排桩等。
Members with circular concrete sections have been used widely for piles in harbor engineering, columns of the building, bridge piers and support piles in deep foundation ditch engineering, etc.
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。
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.
固体废弃物、污水等污染物处理处置排海工程项目；
Marine discharge engineering projects for handling and treating solid waste, sewage and other pollutants;
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