soil retaining 中文意思是什麼

soil retaining 解釋
擋土的
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • retaining : 保留
  1. With the development of human society, because of the lack of sustainable utilization consciousness, and the eager for quick success and instant benefit, the black earth suffered excessive cultivation and management, causing the reduction of its recycled ability, decrease in organic content, porosity ratio, fertility dropped and the properties of water retaining and water retention, which make the black soil harden and degenerate seriously

    但是隨著人類社會的發展,在缺乏保護和可持續利用意識、急功近利思想影響下,黑土遭到過度墾殖和掠奪式經營,人類對其活動范圍遠遠超過了其再生能力,導致有機質含量減少,肥力下降,孔隙比減小,保水持水能力降低,土壤板結,黑土嚴重退化。
  2. Soil - retaining & supporting and earthworks

    二、擋土支撐及土方工程。
  3. Ming, h. y. and li, x. s. ( 2007 ). " numerical study of impact of soil anisotropy on seismic performance of retaining structure. " international journal of geomechanics, asce, 7 ( 5 ). in press

    明海燕,李相崧( 2007 ) . "砂土各向異性對擋土墻抗震性能影響數值分析. "深圳大學學報理工版,第24卷,第3期,出版中
  4. As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability

    龍須草能改善紫色土荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加土壤的有機質和速效n 、 p 、 k的含量;增加土壤含水量和貯水量,減緩和減少土壤的水分蒸發,增強土壤的抗旱能力;降低土壤盛夏的地表最高溫度,減少地表溫度變化幅度。
  5. Referring to the achievements of conservation tillage on dry land farming, there is a series of work to be done to develop new tillage techniques to adapt to double cropping system of wheat and maize in shandong province. such work includes controlling the combine traveling along the line, return the stalk to the field after chopped, subsoiling being done in maize ' s growing stage. the advantage of subsoiling is to make the soil inter placed with soft and hard strips, which is good for decreasing runoff and vaporizing, and retaining rain

    1 、保護性耕作條件下,普通小麥條播機的播種質量較差,小麥的田間出苗率比傳統耕作低9 . 3 ;保護性耕作小麥冬前地上部分的生長狀況也較傳統耕作小麥差;由於根系的生長條件較為優越,保護性耕作的小麥的根系生長旺盛、分佈廣,越冬後有利於小麥的地上部分生長,大量發生春季分蘗和次生根,幼穗強烈分化,表現出較傳統耕作小麥強的生長優勢,產量提高6左右。
  6. As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil

    歸納起來,具體的研究和所獲得的一些重要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載力和穩定性等方面進行深入分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,不僅提高了內聚力,而且也提高內摩擦角;並在此前提下首次導出拉力破壞和粘著破壞兩種情形下的承載力公式,然後進行了穩定性分析。
  7. The study was focused on the deformation of the retaining wall and the internal forces in the reinforcements and the object of study included the effects of the vertical excitation, the reinforcement length, the reinforcement spacing, the weight of the facing blocks, the frictions between soil and facing blocks as well as those between two facing blocks

    研究內容包括豎向地震影響、加筋長度、加筋層間隔、面板預制混凝土塊重量、面板與填土界面摩擦角、預制混凝土塊之間摩擦角等對加筋土擋墻變形、加筋層內力等的影響。
  8. The pile - anchor retaining structure system is often used in chongqing area. for a long time, there is a conception about the transfer approach of soil pressure behind the pile - anchor retaining structure system that the pressure is applied on the holding sheet firstly, then transferred to the columns by the sheet, finally transferred to the form ground by the anchor

    樁錨支擋結構體系是重慶地區經常採用邊坡支護形式之一,長期以來,人們認為樁錨支擋結構體系的傳力途徑是:土壓力先作用於擋板上,通過擋板再傳到兩邊立柱,然後再通過錨桿把力傳遞給穩定地層。
  9. Research actuality and prospect of reinforced soil retaining wall

    加筋土擋墻研究現狀及展望
  10. Effect of soil nonlinearity on horizontal displacement of soil - cement retaining wall

    土體非線性對水泥土擋墻水平位移的影響
  11. Influence of unsteady seepage on the stability of cement - soil retaining wall

    非穩定滲流對水泥土擋土墻穩定性的影響
  12. Taking the reinforced soil retaining wall ( rsrw ) of heyuan - longchuan highway as the prototype, the structural characteristics of stepped rsrw were investigated by model tests

    摘要以河龍高速公路加筋土擋墻為原型,對臺階式加筋土擋墻的結構特性進行了模型試驗研究。
  13. It is suggested that seed movement would be the potential seed source and play a potentially important role in the process of vegetation restoration of bare alkali - saline patches by enhancing the soil retaining capacity to seed movement

    因此,表面種子流是潛在的種子資源,提高次生光鹼斑對種子的截留能力(人工處理方式) ,將加速次生光鹼斑的植被恢復進程。
  14. The condition of water pressure acting on the both sides of cement - soil retaining wall is researched by computing the seepage field around the wall. it is illustrated that the coefficient of water pressure, which isn ' t constant along the height, is affected seriously by some factors, e. g., the distribution and relative hydraulic permeability of the soil beside the wall, the hydraulic permeability of its foundation, and the buried depth of the impervious layer. as a whole, the lateral pressure acting on the wall based on seepage is always smaller than that without regard to seepage in the non - excavated zone. moreover, the pressure based on seepage is greater than that without regard to seepage in the excavated zone if the coefficient of passive pressure is smaller than 1. 176. this case is of great advantage to the stability of the wall

    通過計算水泥土擋土墻周圍的滲流場,研究了墻側水壓力的變化規律.結果表明:水壓力系數沿高程並非常數,且受到墻側土層分佈及其相對透水性、墻基土的透水性和下臥不透水層埋深等因素的嚴重影響.總體來說,考慮滲流時墻后的側壓力總小於不考慮滲流時的相應值,且當墻前的被動土壓力系數較小時,考慮滲流時該側的側壓力則大於不考慮滲流時的相應值,因此,這種情況有利於擋土墻的穩定
  15. Research on influences of top beam of cement and soil retaining wall on deformation of foundation pit

    水泥土擋墻壓頂梁對基坑變形影響研究
  16. During the stability analysis, the safety coefficient and the most dangerous slipped layer of soil slope retained by compound soil nailing was studied. the stability of soil nailing was calculated. then, the influence functions of water, prestressed anchor and cement - soil retaining wall and front small - piles in the compound soil nailing system were studied

    在穩定性分析中,研究了復合土釘支護時土坡穩定的安全系數:介紹了最危險滑裂面的確定方法並採用幾何參數控製法來確定土體的最危險滑裂面;計算了土釘支護土體時的穩定性;研究了水、預應力錨桿(索) 、水泥土攪拌樁以及超前微樁對復合土釘支護時土體穩定性的影響作用並給出了相應的計算公式。
  17. Application of reinforced soil retaining wall in caijiachong conversion station project

    加筋土擋土墻在蔡家沖換流站工程中的應用
  18. The reinforced soil retaining wall embankment is a kind of composite structure made up of geotechnical grillages and filling materials, and the critical procedures of quality assurance for construction of the embankment are of vital importance

    摘要加筋土擋土墻路基是由土工格柵和填料組成的合成體結構,其質量保證的關鍵工序是十分重要的。
  19. Reinforced soil retaining wall ( rsrw ) is a kind of composite structure composed with panel, reinforcement and fill. it was used widely as retaining structure in many types of civil engineering, such as highway engineering, water transport engineering, water conservancy project, railway engineering and so on, enormous economic benefits, social benefits and environmental benefits were obtained

    加筋土擋墻是由面板、填料、筋材等組成的復合結構,近年來已廣泛應用於公路、水運、水利、鐵路等各類土建工程的支擋結構中,取得了極為廣泛的經濟效益、社會效益和環境效益。
  20. The researches on the stability of compound soil nailing show that it is important to determine the safety coefficient and the most dangerous slipped layer of soil slope retained by compound soil nailing in the stability analysis of compound soil nailing. water, prestressed anchor and cement - soil retaining wall and front small - piles in the compound soil nailing system have a great influence on the stability of the whole compound soil nailing system. the front small - piles in the compound soil nailing system can improve the stability of the soil slope

    復合土釘穩定性分析表明,復合土釘支護時土坡穩定的安全系數和最危險滑裂面的確定對于穩定性分析非常重要;土體內水對土體穩定性有很大的影響作用;設置超前微樁后,能增加基坑邊壁的穩定性;增設深層攪拌樁后,邊壁抗傾覆、抗滑移安全系數增大,同時面層強度的增加更有利於復合土釘支護體系內其它組件間的相互作用;增設預應力錨桿(錨索)和預應力土釘,對于控制基坑邊壁位移有重要作用,可明顯提高滑移面上土體的抗滑力。
分享友人