湖泊污染 meaning in Chinese

lake pollution
pollution of lake

Study on geochemical characteristics of pollution in the east lake of wuhan
武汉东湖湖泊污染地球化学特征研究
The necessity of environmental - protection dredging in treatment of lake pollution internal cause , development of environmental - protection dredging technique and equipment , practical experience and suggestions of environmental - protection dredging in china are expounded
阐述湖泊污染内源治理中环保疏浚的必要性，环保疏浚技术与设备的发展，我国环保疏浚的实践经验及建议。
Preliminary treatment covers removal of larger suspended solids and heavier inorganic particulates through mechanical bar screening , gravitational sedimentation and flotation to keep the subsequent unit operations and processes from clogging and abrasion and to maintain the designed functions of the equipment . commonly used preliminary treatment equipment includes bar screen , fine particle sieving , grit chamber , pre - aeration , grease well and scraping chamber , etc . domestic companies have the capability of manufacturing all equipment except fine sieves
两大类，其他还有地下水污染处理、海洋港口污染处理、水库湖泊污染处理等，所需之处理设施大致有拦污设备、沉砂设备、除油设备、沉淀设备、过滤设备、生物处理相关设备、污泥脱水设备、加药设备、高级处理相关设备等。