best slope 中文意思是什麼

best slope 解釋
最佳斜率
  • best : adj 〈good 和 well 的最高級〉 (opp worst) 1 最好的。2 最合適的。3 最多的,大部分的。4 〈口語〉...
  • slope : n 1 傾斜,坡度;坡,斜坡,斜面;【印刷】斜體。2 【軍事】掮槍的姿勢。3 【數學】斜率。4 【礦物】斜...
  1. From the aspect of the coupling action of geological and engineering conditions, this paper analyzes their influences on high slope stability. the result shows that constructional surface, lithology, slope angle and height are the most influential factors. provided that a slope angle in a stepped slope is constant, the slope stability is very sensitive to the height / width ratios of steps, and the best design for the slope is to make the height of each step no more than one - third of the total height and the height / width ratio between 1 : 0. 2 - 0. 3

    從地質與工程耦合作用出發,分析了地質因素和工程條件對高邊坡穩定性的影響,指出結構面、巖性以及坡角和坡高是邊坡穩定性的重要影響因素,在邊坡角一定的前提下臺階狀邊坡的臺階高寬比對邊坡穩定性影響山十分明顯,一般以每級臺階的高度不超過總坡高的1 / 3 ,高寬比在1 : 0 . 2 0 . 3之間為最佳設計。
  2. So, optimization of breakwater planning is of great practical value and should be resolved immediately. at first, the paper narrates the development of numerical modeling, which includes shallow water dynamics theory and method, and compares the boussinesq model and mild - slope equation model. the purpose is to select one model that best fit for wave calculation in harbor engineering

    本文首先綜述了波浪數值模擬的發展概況,其中包括淺水動力學的常用理論和方法,並詳細比較了目前使用較多的boussinesq模型和緩坡方程模型,其目的是選擇其中較為適合港區工程波浪計算的模式,並將其作為優化模型的驗證或用於適應度計算。
  3. Abstract : in accordance with the problems in the system of well storing rainfall at present, based on the experiments of artificial simulating rainfall, and assistance with the measures of natural rainfall, the relationships among the surface runoff yield, silt concentration, catching runoff efficiency and the material of surface, slope gradient, rainfall intensity are analysed systematically. then, the best slope gradient and material of surface are chosen, in condition of which surface rainfall yield is the largest and silt concentration is the smallest. this is a beneficial study for the practical use of the rainwater catchment plot in furture

    文摘:針對當前旱井集雨系統存在的問題,利用人工降雨試驗,並輔以天然降雨觀測,系統分析了旱井集流區的產流量、含沙率、集流效率與下墊面材料、坡度、降雨強度的關系,進而選出了最優坡度及最優下墊面材料,為今後旱井集流區的應用研究做了有益的探討。
  4. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面,本文在利用已經比較成熟的縱橫斷面優化理論的基礎上,提出以工程總費用最小為目標函數,以渠道縱坡i為控制變量,以渠道不沖不淤流速及灌區允許地面比降為約束條件,通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外,針對部分地區的取土困難的狀況,本文採用積分法計算渠道工程土方量,從而大大提高了土方量的估算精度,有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理,最後應用本系統對泰州市翟家村機電灌區進行規劃設計,運行結果證明其操作比較簡便,界面友好,運行速度快,規劃成果合理,基本達到了系統預定的要求,具備較強的實用性。
  5. March 2, 2004 four slopes have been selected as the finalists of the best landscaped slope awards scheme for their uniqueness in landscape design, naturalness, and environmental sustainability

    4個位於赤柱淺水灣道大潭道及秀茂坪的斜坡,巧妙地結合安全綠化及保育等概念,進身為最佳斜坡美化獎的最後四強。
  6. The longkou anticlinal strip is the best one of five structure belt in the slope and the fifth trap of the longkou strip is a favourable target for future explore

    在孔雀河斜坡的五個構造帶中龍口背斜構造帶最為有利,其中龍口5號斷背斜構造是下一步勘探的有利目標。
  7. Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great

    採用雙向楔形壓制,大尺寸噴射沉積5a06鋁合金楔壓坯的組織和性能變化具有如下特點:當高向變形量為20 %時,大的孔洞變形破碎為小的孔洞,或呈線狀孔;隨著高向變形量的增加,顆粒進一步變形,孔洞進一步破碎,大孔「吞併」小孔,小孔塌陷並逐步消失;當高向變形量達到60 %時,孔洞量大為減少,材料基本緻密,組織趨于均勻,楔壓坯料的密度、硬度變化曲線接近水平線,坯料的相對密度達99 . 7 % ,抗拉強度_ b = 408mpa ,屈服強度_ ( 0 . 2 ) = 289mpa ,延伸率= 13 . 6 % ;對比其它的壓制溫度,在450楔形壓制的坯料組織均勻,孔洞及顆粒邊界基本消失,顆粒之間冶金結合良好。
  8. ( 1 ) in newly - constructed stage and early stage of reclamation, the most important factor of runoff is 30min rainfall intensity. in later stage of reclamation, the most important one is 45min rainfall intensity. and the runoff capacity is the most important influence factor to soil erosion always ; ( 2 ) on the certain degree, loosening surface has an active function to infiltration condition but not to conserve soil ; ( 3 ) the most runoff is formed on platform of stackpile and the soil erosion often happens in the slope ; ( 4 ) stone - soiled dumps have an advantage over soil at respect of erosion resistance so that soil is not adapt in covering slope ; ( 5 ) grass has a better role in conservation of water and soil than arbor in early stage of reclamation ; ( 6 ) arbor - arboret - hemp mix is the best model for conservation

    結果顯示:在未復墾時期和復墾初期, 30min降雨強度對徑流影響最大,復墾後期徑流與45min雨強相關性最強,而徑流量對土壤侵蝕量的影響始終最大;通過疏鬆地表巖土只在一定程度上改善地表的入滲條件,並不能起到保土的作用;平臺為徑流的主要形成區,而土壤侵蝕主要集中在斜坡;土石混排坡的土壤抗蝕性比覆土坡的要大得多,在排土場形成過程中不宜用厚層黃土覆坡;在復墾初期,純草模式水土保持效果明顯好於純喬模式。
  9. Abstract : because the shenfu - dongsheng mine area is located in intermediate of arid and semiarid zone, its ecological environment is very fragile. based on the fragileeco - environmental, the coal mining and construction have brought out some new environmental problems. man - made debris flow problems is the most serious of them which caused by coal mining, construction of railway and highway as wellas exploiting stone. through a great deal of experiments of artificial simulation setting water rushing to two types of slope debris flow and debris flow gully in shenfu - dongsheng mine site, the characteristics is favourable to formation of debris flow ; ( 2 ) the waste gangue is easy to initiate and is main solid material of debris flow in this area ; ( 3 ) the whole debris flow process could be observed through the model simulation experiment of debris flow gully. at present, this experiment method is the best way to analyze debris flow genesis and process

    文摘:神府東勝礦區位於黃土高原北部乾旱半乾旱過度地帶,由於煤田的大量開采,誘發了大量的環境問題,尤以人為泥石流最為嚴重.本文以神府-東勝礦區人為泥石流為研究對象,採用人工放水沖刷模擬實驗的方法,分析了坡面型和溝谷型泥石流源地鬆散體起動、產沙、泥石流過程的特性,所得結論為: ( 1 )放水歷時長、強度大,有利於泥石流的形成; ( 2 )棄土石渣易起動,是該區泥石流固體物質的主體; ( 3 )溝道型泥石流放水沖刷模擬實驗,便於觀測泥石流的全過程,坡面型泥石流放水沖刷模擬實驗,利於統計產沙、觀測侵蝕形態
  10. Because the shenfu - dongsheng mine area is located in intermediate of arid and semiarid zone, its ecological environment is very fragile. based on the fragileeco - environmental, the coal mining and construction have brought out some new environmental problems. man - made debris flow problems is the most serious of them which caused by coal mining, construction of railway and highway as wellas exploiting stone. through a great deal of experiments of artificial simulation setting water rushing to two types of slope debris flow and debris flow gully in shenfu - dongsheng mine site, the characteristics is favourable to formation of debris flow ; ( 2 ) the waste gangue is easy to initiate and is main solid material of debris flow in this area ; ( 3 ) the whole debris flow process could be observed through the model simulation experiment of debris flow gully. at present, this experiment method is the best way to analyze debris flow genesis and process

    神府東勝礦區位於黃土高原北部乾旱半乾旱過度地帶,由於煤田的大量開采,誘發了大量的環境問題,尤以人為泥石流最為嚴重.本文以神府-東勝礦區人為泥石流為研究對象,採用人工放水沖刷模擬實驗的方法,分析了坡面型和溝谷型泥石流源地鬆散體起動、產沙、泥石流過程的特性,所得結論為: ( 1 )放水歷時長、強度大,有利於泥石流的形成; ( 2 )棄土石渣易起動,是該區泥石流固體物質的主體; ( 3 )溝道型泥石流放水沖刷模擬實驗,便於觀測泥石流的全過程,坡面型泥石流放水沖刷模擬實驗,利於統計產沙、觀測侵蝕形態
  11. Optimal design for the best submain position of micro - irrigation on slope with paired laterals by genetic algorithms

    微灌坡地雙向毛管最佳支管位置遺傳演算法優化設計
  12. On the basis of stability analysis, the author takes the k27 + 825 slope from the type of slope which has lest stability as an example. according to its basic feature, the design ueses the choosed best reinforce and control scheme : lattice beam, anchor wire, grouting and abstraction of water. in the course of design, the author takes into account not only reasonable optimize of whole control plan but also local measure such as whether the unstable block will shear from vnlnerable sections when control plan is laid out concretely, in order to reach the goal of reasonable design and effective control

    在穩定性分析的基礎上,以邊坡穩定性最差的一類中的k27 + 825邊坡為例,結合其自身的特點,用優選出的加固防治方案:框架梁+錨索斗灌漿+排水進行設計,設計中既考慮總體防治方案的合理優化,又充分考慮了加固工程的具體布置時是否存在不穩定體從錨索或框架梁的薄弱部位剪出的可能性等一些細部措施,以達到合理設計,有效及經濟治理的目的。
  13. Second runner up and certificates of meritin in best landscaped slope awards

    獎項最佳斜坡美化獎季軍及優異獎
  14. At the same time, several yield criterions are studied in order to find the best one. on the base of above, a rational safety factor of slope is calculated with shear strength reduction technique

    第三,在彈性數值流形元的基礎上,考慮了土體彈塑性的應力?應變關系,研製了彈塑性流形單元分析程序。
  15. That did not use double slope integral amplifier to realize equivalent sampling. in the course of testing the use of two methods designed to achieve equivalent sampling, the final selection of one of the best ways to be able to meet the demand of users results and performance indicators

    該方案的優點是運用了大規模可編程邏輯器件fpga來實現隨機等效采樣而不是採用典型的基於雙斜率電容充放電的電路來實現的。在設計過程中試驗用兩種方法來實現等效采樣,最後選用了一種最好的方法,得到的結果能夠滿足用戶的要求和性能指標
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