1) rainwater pipe network
雨水管网
1.
However, the existing optimal method of rainwater pipe networks is still using definite value with low reliability, which is unable to meet the needs of urban development.
随着城市规模的日益扩大,人们对排水管网系统的可靠性越来越重视,而现有的雨水管网优化设计方法还是采用定值设计法,管网设计的可靠性较低,已不能满足城市发展的需要,很有必要将可靠性理论引入到雨水管网优化设计中来。
2) urban storm drainage design
雨水管网设计
4) Rainwater pipe
雨水管道
1.
Taking the Changshu region of Jiangsu Province for an example,through analysis on drainage modes of rainwater in low-lying field,the existing problems in conventional design method for flooded fields drainage were put forward,and the conception and method for pressure rainwater pipe design were discussed as well.
以江苏常熟地区为例,通过对圩区雨水排水工况的分析,提出了传统雨水设计方法在圩区排涝设计中存在的问题,并探讨了圩区压力流雨水管道设计的思路和方法。
5) rainwater pipeline
雨水管道
1.
In order to improve the water drainage reliability of the rainwater pipeline,the reliability theory of engineering structure is introduced into rainwater pipeline.
为提高雨水管道的排水可靠性,将工程结构可靠性理论引入了雨水管道中,提出了雨水管道的概率极限状态水力计算方法,给出了目标可靠指标建议值,并计算出与之相对应的分项系数,形成了基于可靠性的以分项系数表达的概率极限状态水力计算公式。
2.
This paper submit some methods of rainwater pipeline combining with geography feature, such as the pipe diameter determination and pipeline embed are conducted separately, hydraulic calculation adopts unitary hydraulic gradient, the pipeline embed adopts unitary setter slope, advocating plain joint and spout covering and so on.
本文结合河网平源地区的水文地理特点,提出了雨水管道设计中管径确定与管道埋设分别独 立进行,水力计算采用统一的水力坡降,管道埋设采用统一的安装坡度,以及提倡管底平接等设计思想与计算 方法。
6) storm sewer
雨水管道
1.
The structure and function of the intelligence system for storm sewer design are described.
介绍了国内外排水管道计算机辅助设计软件的发展状况及典型软件的特点,分析国内外排水管道辅助设计软件存在的问题及成因,提出排水管道智能辅助设计系统是排水管道辅助设计软件的发展方向,并描绘了雨水管道智能辅助设计系统的结构及各模块的功能
2.
Presently, regarding the design of storm sewer, many designed departments still adopt the method of consulting the chart for hydraulic calculation, this computational method depends on experience, low precision , time-consuming, and unfavourably optimizating the design.
目前,对于城镇雨水管道的设计,大多设计部门仍采用查图查表的方法进行水力计算,这种计算方法是凭经验进行的方法,费时费力、计算精度不高,不利于设计方案的优化。
补充资料：雨水管
1.把檐沟里的水引到地面的竖管﹐多用铁皮等制成。也叫水落管。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条