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- Dongheng River system 东横河水系
- What is Australia's biggest river system? 澳洲最大的河流系统是?
- An extensive area of land drained or irrigated by a river system. 流域由一个大河系排水或灌溉的广阔的土地区城
- This river system has over 30 rivers. 这一河系共有30多条河流。
- The region draining into a river,river system,or other body of water. 流域将水排入某河流、水系或其它水体的地域。
- The region draining into a river, river system, or other body of water. 流域:将水排入某河流、水系或其它水体的地域。
- The major pollution indicators in the Yangtze River system are petroleum and ammonia nitrogen. 长江水系的主要污染指标是石油类、氨氮和高锰酸盐指数。与上年相比，水质持平。
- The water quality of the Pearl River system in Guangxi is better than that in Guangdong. 珠江水系广西境内江段水质好于广东境内江段。
- Channel deposits, consisting of sand, silt and clay, fill the valleys cut by a river system. 河道沉积由砂，粉沙和粘土组成，充填于河流切割的河谷之中。
- A river system is seen in drought-affected farmland south of the Australian capital city of Canberra, Dec. 29, 2006. 这是2006年12月29日拍摄的澳大利亚堪培拉南部受旱情影响的河流和农田。
- Gazetteer Asia: Peninsular India from Deccan rivers up to Krishna river system. 亚洲:来自德干河的印度半岛向上到克里希纳河河流域。
- Shijiazhuang municipal area belong to the Haihe River basin and the Great River water system Ziya River system. 石家庄市辖区内河流分属海河流域大清河水系和子牙河水系。
- To protect a stream or river system from excessive inputs of nutrients and pollutants, we must protect its watershed. 为了保护小溪河流防止过度的营养物及污染物的输入，我们必须保护它们的分水岭。
- A new technique was developed for eliminating the pseudo river occurred in the process of extracting river system... 该方法为消除提取水系时平原区域出现的伪河道提供了一种新的修正方法。
- Key Words : Landscape Architecture, Wetland, River System, Revetment , Plants, Wild Animals, purified water. 关键词：风景园林、湿地；水系；驳岸；植物；野生动物；
- Overexploitation of river systems and oases has exacerbated the problem. 过度开发河流系统和绿洲使水资源问题进一步恶化。
- Oceania: southern Queensland, Australia in Burnett and Mary River systems. 大洋洲: 在伯内特与玛丽河流域的澳洲昆士兰南部。
- The projects are important since the Army Corps of Engineers maintain and construct locks on the navigable river system. 该项目非常重要，因为河流航道上的船闸是由陆军工程兵部队维护和修建的。
- The key factors involved in the changes in the Sihe river system are the invasion of the Yellow River and the opening of the Grand Canal. 泗河水系河道变迁的主要因素是黄河夺泗和南北大运河的开发。
- Gazetteer North America: Mississippi River system, including the Missouri River into Montana, the Ohio River, and their major tributaries. 北美洲:密西西比河流域,包括密苏里河进入蒙大纳，俄亥俄河与他们的主要支流。
