With a water purification plant and wastedisposal system, the crew of the Yamal say the ship's own ecological impact is minimal.
这艘破冰船拥有一个净水装置和垃圾处理系统，它的船员称这艘船自己对生态系统的影响是很小的。
2
The city of Sydney, for instance, has had to install elaborate disposal systems for the briny waste of its desalination plant and use wind power in order to reduce CO2.
比如悉尼市就不得不为过滤下来的盐渣安装复杂精巧的处理系统并在旁边建造风电站以降低碳排放。
3
The method for solid waste and sludge disposal was proposed through analysis of solid waste generation and environment impact from the expanding project for Huangshi Wastewater Treatment Plant.