这个地区有良好的天然排水系统。
沙里埋入砖块，以改进排水系统。
城市规划师决定建一个地下排水系统。
The city planner decided to build an underground drainage system.
如果没有排水系统，地下水位就会上升，把溶解的盐带到地表。
If no drainage system exists, the water table rises, bringing dissolved salts to the surface.
如果地下水位与地表相交，地下水将在泉水处流出地表，聚集于此或是随后沿着排水系统进一步流动。
If the water table intersect the land surface, groundwater will flow out onto the surface at springs, whether to be collected there or to subsequently flow farther along a drainage.
夏天，鳟鱼从Koocanusa湖逆流而上50英里，到不列颠哥伦比亚威格沃姆河的排水系统产卵。
In the summer, bull trout forge 50 miles upstream from Lake Koocanusa to spawn in the Wigwam River drainage in British Columbia.
对排水系统来说这是个坏消息。
这个公园的排水系统很好是件好事。
排水系统一直是市政服务的主要问题。
Drainage has always been the main problem among municipal services.
有时候直接流进附近的给排水系统。
从而实现对排水系统的全自动控制。
这排水系统的缺陷该设法补救。
水的污染源主要来自工业、农场以及排水系统。
The pollutants that affect water come mainly from industries, farm, and sewerage systems.
排水系统有“分流制”和“合流制”。
我们的房子排水系统很好。
因为排水系统很差，我们的后院被大雨淹了。
Our backyard is flooded by heavy rain because the drainage is poor.
排水系统将来自每家每户，办公室和工业中的废水排到水中。
Sewerage systems carry wastes from homes, offices, and industries into water.
改善防雨遮檐和排水系统，帮助保护文物免受天气损害和偷盗。
Better roofs and drainage will help protect relics from weather damage and theft.
提供足够的排水系统和其他的工程考虑与安排地表特征同等重要。
Providing for adequate drainage and other engineering considerations mattered as much as arranging surface features.
砂土另一方面，具有良好的排水系统，但可以漏沙太清楚。
Sandy soil, on the other hand, has excellent drainage, but sand can drain too well.
星期天，核电站内的工作人员继续改善冷却核反应堆和燃料棒的排水系统。
Work at the plant continued on Sunday to improve the water-pumping system that is attempting to keep the reactor and spent fuel rods cool.
这些努力包括能源效率、新的排水系统以及改进的交通基础设施。
Some of these efforts include energy efficiency, new drainage systems, and improved transportation infrastructure.
增加了的降水量超过排水系统的负荷。过去10年间，暴雨常引发下水道溢流。
Sewer systems weren't built to handle all that water. The last 10 years have seen more severe storms causing sewer overflows.
城里甚至还敷设了排水系统，因为在狭窄的街道底下发现了许许多多陶土制作的排水管道。
The city was equipped with a drainage system, for a great many clay pipes were found beneath the narrow streets.
城里有难以置信的公共设施：人行道、学校、室内浴场、复杂的排水系统和围起来的农田。
It had incredible public amenities, footpaths, schools, an indoor bath, complex drainage and enclosed fields.
由于工业企业和城市排水系统直接向江中排放大量未经处理的污水和雨水，使柳江受到污染。
The Liujiang is polluted because industries and the city drainage system directly discharge into it significant raw sewage and rainwater.
由于工业企业和城市排水系统直接向江中排放大量未经处理的污水和雨水，使柳江受到污染。
The Liujiang is polluted because industries and the city drainage system directly discharge into it significant raw sewage and rainwater.
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