The city planner decided to build an underground drainage system.
城市规划师决定建一个地下排水系统。
Drainage and mud system on underground are important safety production facilities in metal mine.
金属矿山井下排水排泥系统是重要的安全生产设施。
In design of highway drainage system, the rainfall reappearing period is a very important parameter.
在公路排水系统设计中，降雨重现期是一个非常重要的参数。
Also the design and calculation of their water drainage system are added.
介绍绿地、花坛的构造、排水系统的类型以及排水系统的设计计算方法。
This was due to its geographical location, as well as its own drainage system.
这就得得益于它的地理位置以及它自身的排水系统了。
The drainage system has been aged .
排水系统已经老化了。
In the urban planning, the design of the drainage system is essential.
在城市规划中，排水系统的设计至关重要。
And discusses the fitting to take shape influence factor the way and the drainage system.
并探讨管件的成型方式与排水系统之影响因子。
Water, Power, Gas, Heating system, Drainage, Communication and Flatted land are available.
水，电，气，热力，通讯，污水处理，场地平整等设施完备。
Drainage system is inadequate.
排水系统不足。
Thermodynamic system drainage recycling mode has a great influence on heat economy of unit.
热力系统疏水回收利用方式对机组的热经济性有很大的影响。
The unique drainage system design, prevent the rain water and dust entering.
独特排水系统设计，防止风吹造成雨水和灰尘的进入。
The drainage system has been aged.
排水系统已经老化了。
In this study, a new horizontal pre-drainage system is suggested.
在这项研究中，一个新的横向预排水系统被建议。
This area was very marshy before the drainage system was installed.
在疏竣工程安置前，这区域是象湿地样的。
The drainage system is very important as one of the municipal infrastructure.
城市排水是城市基础建设重要项目之一。
The drainage system should be built ahead of the Wastewater treatment plant.
同时建议污水收集系统先行；
The drainage system should be built ahead of the Wastewater treatment plant.
同时建议污水收集系统先行；
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