The heaviest damage so far came near the town of Columbia, N.C., near the Virginia border, where “tornadic activity” blew apart half a dozen empty mobile homes and knocked out a sewer station.
目前为止最严重的灾害发生在北卡罗来纳州哥伦比亚镇附近，靠近与弗吉尼亚的交界处。 龙卷风破坏了半打空置的移动房屋以及一个污水泵站。
It does not include a sewer inspection.
它不包括下水道查验。
The utility model relates to an antifouling cover of a sewer.
下水道防污盖，由孔板折边制成托盘形盖。
Today in most large cities, water is used only once and then sent out into a sewer system.
今天在大多数的大城市里，水仅仅被用过一次，之后就被送到了下水道。
Keep it out of a confined space such as a sewer because of the possibility of an explosion.
不要将本品限制在封闭空间如下水道内，因为可能会引发爆炸。
Today, in most large cities, water is used only once and then discharged into a sewer system.
今天，在大多数大城市，水是仅使用一次，然后排入下水道系统。
The utility model relates to an improved bending section of a sewer pipe, which is water storing bend.
本实用新型是一种改良后的下水管弯曲部，即贮水弯。
A hole, usually with a cover, through which a person may enter a sewer, boiler, drain, or similar structure.
下水道出入孔：一种常带有盖的孔道，人可以由此孔进出排道、锅炉、下水管或类似设施。
The utility model provides a separation device used for separating sewage from sundries in a sewer pipe, which relates to a sewer device.
一种下水管污水杂物分离装置，涉及一种下水装置。
The utility model has the advantages that a sewer pipe can be prevented from being blocked, and odour in the pipe can be prevented from throwing off to pollute air.
本实用新型具有能够防止下水管道被堵塞和防止管道中臭气散发出来污染空气的优点。
In compiling a sewer system program in downtown area, the problems deal with the planning and design of sewer network in old township districts in south east seashore area were discussed.
结合编制某市市区污水管网系统专业规划，分析和研究了东南沿海地区类似老城区排水管网系统规划与设计需要注意的几个问题。
The invention provides a water discharging device with convenient use, comprising a sluice valve, a water discharging pipe component with the upper end having a water outlet, a sewer pipe;
一种使用方便的放水器，其中包括水闸、上端带有放水口的放水管组件、下水管；
A sewer can be laid under a river by using an inverted siphon, which considerably reduces the excavation.
管道在穿过河流时采取虹吸法穿过河底，这样可以大大减少土方工程。
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