The thesis discusses the merit ofsewage heat energy collection deliver heat transfer method.
论文论述了污水热能采集套管输送换热法的优点。
2
The planning principles of the sewagecollection system and the characteristics of sewer network layout are also introduced.
阐述了污水收集系统的规划原则和本区管网布置特点。
3
City's main sewage pipe network for the collection and distribution of life in the urban areas of sewage and wastewater, sewage accounted for a large proportion.