多级配砾石土反滤层工作机理及设计方法的研究，国内外均刚开始。
It has just begun to study the mechanism and design method of broadly graded soil filter.
土样的自身抗渗较差，但是在有反滤料保护条件下具有良好的抗渗性能。
The soil samples have weak self-impermeability, but favorable impermeability under the protection of the inverted filter materials.
反滤回灌井是地下水库中一种有效的回灌设施，它由回灌井和井口反滤层组成。
Recharge well with a filter layer is a kind of valid recharge facilities in groundwater reservoirs.
按各个部位反滤的工作条件和重要性，将反滤分为关键性反滤和非关键性反滤。
According to the working condition and the importance of filter at each location, filters are classified as key filter and non-key filter.
非完整反滤回灌井井流运动由砂反滤层的竖向流和非完整回灌井井流组合而成。
Vertical flow of the sandy filter layer and well flow of the common partially penetrating recharge well are combined to make a well flow of the partially penetrating recharge well with a filter layer.
通过反滤保土试验及冲刷自愈试验，给出了适合水布垭宽级配防渗料的反滤设计标准。
Through the filter protective soil tests and fissure self healing tests, the filter design standard of the wide grading anti seepage materials of Shuibuya Project is given.
渗渠工程设计主要包括水平集水管、反滤层、导水管、集水井、泵房和其他附属构筑物等。
The design of infiltration ditch contains the obtaining water tube, anti-filter layer, well, pump house and other accessory building.
加强坝与地基、岸坡或其他建筑物的连接，合理布置排水及反滤设施，以避免事故的发生。
Connection between dam, foundation, bank slopes and other structures has to be strengthened, and drainage and anti-filtering facilities have to be properly arranged to avoid accident mentioned above.
反滤层是防止土石坝渗透破坏的首道防线，其质量甚为重要，涉及到设计、施工各个环节。
Filter zone is the first barrier for embankment DAMS to prevent seepage damage. Its quality is utmost important and involves the various links of design and construction.
放入曲线层，以减轻它的照片反滤层，以增加更多的红色，一台彩色平衡层，以增加更多的橙色。
Add curves layer to lighten it, a photo filter layer to add more red, and a colour balance layer to add more orange.
反滤作用：用于河流堤，坝公路铁路，机场路基，挡土墙回填土，边坡等岩土工程，提高稳定性。
Filtrate: it can strengthen in geotechnical engineering such as riverbank dam highroad railway roadbed of airport etc.
鉴于反滤层是防止土石坝渗透破坏的有效措施，设置反滤层的依据是被保护料的性质和滤层准则。
In view of that filter is an effective measure to protect earth rockfill DAMS from seepage failure, the filter is provided on the basis of the property of protected material and the filter criteria.
在大坝设计过程中，根据大坝防渗体结构的特点，设计了包括控制性反滤和非控制性的多层反滤组合。
Considering the structural characteristics of the impervious components of the dam, several types of filter are set up in the design.
各种工况下的渗流溢出点附近相对于整个坝体其它部位更易于发生渗透破坏，故应做好初期坝下游坝坡的反滤保护。
Compared with with other part, the area near overflow point could be more easily destructed. Therefore, the filter protection to the downstream of the primary dam should be done early.
介绍了合溪水库工程的概况，选用坝型为粘土心墙砂砾石坝，根据粘土和砂砾石料场的颗分曲线，对反滤料进行了设计。
Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.
本文论述了土工布在道桥施工中遇到护坡时以及城市道路改造工程中作为反滤层的特点，土工布在施工中的方法及注意事项。
This paper discusses Characteristic of earth work fabric used in road and bridge constructing as athwart sieving layer, and states the method and attentions using it in construction.
本实用新型涉及一种反粒度滤料过滤器，用于水的净化。
The utility model relates to a filter with reverse-size filter material which is used for the purification of water.
水从反粒度滤料过滤器底部进入，自下而上通过滤料层。
Water enters from the bottom of the filter with reverse-size filter material and passes a filter material layer form bottom to top.
水从反粒度滤料过滤器底部进入，自下而上通过滤料层。
Water enters from the bottom of the filter with reverse-size filter material and passes a filter material layer form bottom to top.
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