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Over 80 per cent of households have toilets and lane sewers but these drain into the natural drainage system, polluting natural water bodies. 超过80%25的家庭有厕所和下水道，但这些都排泄到自然的排水系统，污染了自然水体。
Based upon the information of natural drainage system we created, we established the calculation method of moving element in the system and gave the calculation of direction and indirection. 在研究应用主概率权模拟模型产生自然水系网的基础上,提出了元素在水系网中运移的计算方法,结合所模拟出的水系网,具体分析了元素在其中的迁移、扩散情况,给出了正问题和反问题的计算结果。
The drainage system has been aged. 排水系统已经老化了。
The area has good natural drainage. 这个地区有良好的天然排水系统。
The waste will flow out of the drainage system. 废物将从排水系统流出。
Of them yielded a complete drainage system. 墓内有完整的排水系统。
ANALYSIS OF ELEMENTS TRANSPORTED BASED UPON THE INFORMATION OF NATURAL DRAINAGE SYSTEM 基于自然水系网信息的元素运移分析
The city was even equipped with a drainage system, for a great many clay pipes were found beneath the narrow streets. 这座城市甚至还铺设过排水系统,因为在窄窄的街道底下发现了许多陶土制的管道。
Wastewater drainage is connected to government drainage system. 废水排放到政府排水公司系统。
Design of Wastewater Treatment and Drainage System for Quanchai Co. 污水处理及强排工程的设计实例。
This area was very marshy before the drainage system was installed. 在疏竣工程安置前,这区域是像湿地样的。
To construct and operate a stormwater drainage system. 建造及营办一个雨水排水系统。
So can implement the whole autocontrol of drainage system. 从而实现对排水系统的全自动控制。
natural drainage system 自然排水系统
Transforming Mine Gas Drainage System and Raising Gas Drainage Rate? 粉尘作业人员的饮食要注意什么?
On the construction sites, are there any stockpiles, wastes, or other materials blocking natural drainage and channels If yes, require the Contractor to remove them. 在施工工地;是否有任何石堆;废物或者其他物质阻塞天然的排水沟或沟渠如果是;承包商必须将它们搬除.
Workmen put in a proper drainage system and supplied pure drinking water. 工人安装了合适的排水装置，提供纯净的饮用水。
In the mine drainage system many drainage pumps must work correspondly. 摘要在煤矿井下的排水系统中，需要多台排水泵协调地工作。
Drainage system should carry drain off water expedite, without leakage. 排水系统应该保持排水畅通，无渗漏。
Advanced drainage system ensures application in any operating conditions. 采用先进的排液系统，可适合任何工况条件下使用。