We will accelerate the planning and building of sewer networks and garbage disposal facilities in urban areas and expand the use of recycled water.
加快城镇污水管网、垃圾处理设施的规划和建设，推广污水处理回用。
We encounter PVC on a daily basis in products ranging from toys, packaging, and lawn furniture to water and sewer pipes, medical equipment, and building materials.
PVC在日常生活产品中无处不在，从玩具、包装袋、草地设施到水管和下水道、医疗设备和建筑材料。
On global building sewer USES cupreous conduit is development trend.
在全球建筑上下水道用铜水管是发展趋势。
Abstract municipal sewer network is an important part of the city municipal building.
【摘要】市政排水管网是城市市政建设的重要组成部分。
Abstract municipal sewer network is an important part of the city municipal building.
【摘要】市政排水管网是城市市政建设的重要组成部分。
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