等值坡度 的英文怎麼說

中文拼音 [děngzhí]
等值坡度 英文
equivalent grade
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(地面傾斜的地方) slope Ⅱ形容詞(傾斜) sloping; slanting
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 等值 : equivalent; equivalence
  • 坡度 : falling gradient; slope; inclination; declivity; pitch; batter
  1. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,河道平均降和流域形狀系數,在參數線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  2. In this paper, a numerical simulation is conducted, which is based on the test data of the model experiment of sloping ground with the help of the marc program. when the bearing capacity characters of level ground and the foundations adjacent to or above slopes are analyzed, the effect is considered, which includes deformation moduli, density, poisson ratio, angle of internal friction, stress - strain relationship, slope angle, relative distance from the edge of slopes and relative depth of footings

    本文利用斜地基模型試驗的試驗數據,用marc軟體進行了斜地基模型試驗的數模擬,分析了平地地基、臨地基和斜地基的承載力特性,研究了變形模量、容重、泊松比、內摩擦角、應力應變特性、斜、基礎的相對頂距及其相對埋深因素對斜地基承載力性能的影響。
  3. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價的研究成果: ( 1 )研究結果發現,水的活動是新滑形成或古滑復活的主要因素,一方面是由於地下水位升高降低了滑體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強,這兩方面的因素均將直接降低滑的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑體穩定性綜合分析評價系統,使對滑體穩定性分析計算更方便、更準確; ( 5 )將上述滑體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑穩定性分析的具體事例中,分析結果表明,本文所提出滑體穩定性綜合分析評價方法對三峽庫區的滑穩定性分析是實用可行的。
  4. Gully erosion, which is universal on original lands, but also the special forms, for example, hole erosion gravel erosion debris slide and debris flow, which is unusual in loess area, ( 2 ) based on a long - term fixed point experiments in proving ground of the south stackpile, the soil erosion factors have been researched quantitatively, the runoff and erosion affected factors have been made sure and the experiential models of producing water and soil have been taken in newly - constructed stage, early stage and later stage of reclamation

    確定南排土場原地貌的水蝕模數為3700 4400t km ~ 2 ? a ;在排土場新造地貌上,擊濺、面蝕、細溝侵蝕、淺溝侵蝕、沉陷侵蝕、砂礫化面蝕、土砂瀉溜和面泥石流水土流失形式出現頻率和發生程都明顯強于原地貌。 ( 2 )以南排土場徑流試驗場長期的定位觀測為基礎,對排土場未復墾時期、復墾初期、復墾後期的土壤水蝕影響因子進行定量研究,確定了徑流和土壤水蝕的主要影響因子及其臨界,建立了產流產沙的經驗模型。
  5. Inversion analysis of measured displacements is used extensively in geotechnical engineering, structural engineering, information construction, and trauma diagnosis, etc. in this dissertation, parameters identification of original geostress and medium physical property in cavern, slope, tunnel and dam are taken as a cut - in point. macroscale inversion analysis of displacements and numerical solutions of inverse problems of mechanics are researched profoundly. scientific theories of multiscale problems are connected with numerical inversion approaches

    本文以地下洞室、邊工程、隧道工程與大壩領域的初始地應力參數和介質物性參數識別為切入點,對宏觀尺位移反演分析和力學反演問題數求解方法進行了比較深入的研究,並將多尺問題科學理論和反演數方法聯系起來,初步探討了結構性承載材料(如巖石、骨材料)的多尺力學模型及其反演方法。
  6. On the basis of bishop, fem ( finite element method ), dem ( disturbing energy method ), ann ( artificial neural network ) and ai ( artificial intelligence ), the thesis has study in details about the stability analysis, condition forecast, repair mode selection of the landslide, and obtain some significative conclusion

    本文結合實例,運用簡化畢肖普法、工程數模擬技術-有限元法、基於系統能量準則的干擾能量法、神經網路理論及人工智慧理論多種手段,從不同角對滑的穩定分析、狀態預測、整治方案選取進行了較為深入的研究,得出了一些有意義的結論。
  7. According to the crt rule and the concrete situations of zhuolu county, the grading standards included seven main factors ( slope, soil body thickness, condition of irrigation, o. m., soil texture, salt - status, soil body configuration )

    根據crt法則和涿鹿縣具體情況,採用特爾菲法,確定了分因素指標集,該因素指標集包括:、有效土層厚、灌溉保證率、有機質、質地、鹽漬化、剖面構型七個主要因素。
  8. Considering the port geological structure, landform, hydrology and investment conditions, the degree of the incline must be small. passengers must go across a long incline when they get on or down the ships

    考慮到其港區地質構造與地形條件,水文條件和投資條件因素,港口碼頭在建造時都取較小,乘客上、下船要走過道距離較長。
  9. For this reason, our objective is the research of the mechanism of runoff generation and characteristics of moisture changing process of slope farming purple soil, accordding to the theory of hydrology and the intergrated - means of compined the hydrology with the peodology, because it is the basis of the studies : soil erosion and protection, farming - land water balance, non - point pollute, etc., and the direction gist of runoff arrange implement, solving water hazard and management of irrigation and fertilizer

    綜觀國內外有關研究,我們認識到對紫色土土壤產流和水分變化特徵的認識,是認識該區土壤侵蝕與保護、農田水量平衡、非點源污染的機理和規律的基礎,也是解決該區水患問題、實施徑流調節而提高旱地的雨水利用程,以及水肥管理的基本科學依據。因此,以水文學原理為基礎,採取水文學與土壤學、地理學、水土保持學相結合的途徑,研究紫色土耕地的降雨產流機制與產流後土壤水分的變化特徵,是具有新的科學價和現實意義的。
  10. Calculating method of landslides drive force, and determination of the diameters of borehole and anchor cable, the number of the anchor cables, the anchorage length and types of the anchor head as well are also discussed

    本文還探討了作用在抗滑樁上的滑推力設計的計算方法,以及錨索材料的選定、錨固深計算、錨頭類型選擇、錨索與樁的連接設計、施工工藝與質量控制措施、檢測與監測
  11. The result corrected by former result was to judge the land to be suitable for cultivation or not. in the end, productivity index threshold under different suitable - levels was determined by analyzing the frequency histograms distribution of 4 productivity index. the result shows that the productivity index criteria of reserved land in beijing is that altitude 800 m, slope 15, soil depth 30 cm and gravel content 15 %

    在生產性指標方面,以北京市土地開發復墾潛力調查評價為基礎,運用相關分析、主成分分析確定指標為海拔、、土層厚和礫石含量;對指標進行聚類,根據聚類結果對原有評價結果進行修正並判定后備土地資源的宜耕性;通過分析多因素綜合作用下四項指標的頻率分佈情況,確定上述四個生產性指標在不同宜耕級下的閾
  12. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車路耦合和橋面沉降差的影響,對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的加速及路面對車的垂直作用力隨時間的變化曲線、人的加速最大瞬態振動和路面對車的最大作用力,分析了車輛的行進方向、速和載重,橋面沉降差和搭板長車和路各參數對計算結果的影響,並編制了相應的計算程序。
  13. 3. how to decide the threshold value of hazard zonation is the keys, which can be, divide the precision of landslide hazard zonation research

    ( 3 )危險級的閾確定是確定滑危險區劃工作精的關鍵。
  14. A solid - waste containment system can be simplified as a slope which contains a layer of geomembrane ( which is simplified as interlayer slope in the rest part ). shaking table model test and numerical analysis have been done to study the seismic stability of interlayer slope based on the two - part wedge theory in this paper. many factors which affect the slope stability ratio, including horizontal seismic coefficient, slope angle, soil - geomembrane interaction coefficient, slope length, layer thickness and soil character, have been took into consideration

    填埋場防滲基坑的邊可以簡化成含土工膜夾層的土(以下簡稱夾層土) ,本文根據「雙滑楔體」理論思想,對夾層土的地震穩定性問題進行了較為系統的模型試驗和數分析,著重考慮了水平地震系數、夾層土角、土工膜與覆蓋層土體摩擦系數、夾層邊和厚、夾層土覆蓋層土體性質因素對土安全系數的影響,並對地震作用下夾層土的永久變形進行了初步的研究,給出了對實際工程設計有參考價的結論。
  15. With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure

    通過分析比較,論證了對數螺旋線型比圓弧形作為邊的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小方面作了研究,得出了有關土釘的長與邊角、高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系結論;採用大型通用有限元數分析程序ansys分別對採用土釘支護的一階邊、二階邊進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊形態對土釘的軸力的影響、上下階邊在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊形態對一些類型體的邊土釘支護有較大的影響而對另外一些影響不大、二階邊臺階寬的合理確定、二階開挖及支護比一階時具有較多的工程優點結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、面傾斜及墻背有摩擦時的面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊支擋土壓力受體內部穩定與面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利結論。
  16. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內波在凹地形上傳播時,能通量在模態上的分佈范圍也比較寬,但與凸地形和超臨界線性斜地形相比,能通量在高模態上的分佈沒有明顯的峰。 4 、從總的能通量來講,內波在凸地形和凹地形上傳播時,向高模態散射的能通量與向低模態散射的能通若十地形下內波傳播及內潮生成問題的理論解量近似相,這意味著二者在向高模態散射能通量方面具有同效率。 5 、凸地形上臨界點附近的反射,反射波的波射線能夠延伸到深海和陸架,凹地形上臨界點附近的反射,反射波的波射線很快遇到地形發生二次反射,一般來講二次反射后回到深海的波動其速剪切並不很強,但是在進行二次反射之前的區域,速剪切仍然很強,因而內波在凹地形上的反射依然能夠在地形附近區域,產生強的速剪切區,誘發混合。
  17. By the turbulence numerical simulation, the optimization calculation of some key factors that influence the stepped spillway overflow, such as the spillway slope, the step size, the transition steps and so on, are carried out

    本文首次應用數模擬的方法對影響階梯溢流壩面流場特性的一些重要因素,例如壩面、階梯尺寸、過渡階梯,進行了優化計算。
  18. In order to restrict the displacement of relaxed rock effectively, the factors affecting the efficacy of anchor measures are analyzed according to mechanism of action of anchor. in terms of principle orthogonal design, the influence of parameters of anchor to displacement of excavation slope are elevated by computing using finite element method simulation, and the optimal scheme of anchoring parameters including length of anchors and space between bolts and thickness of shot concrete are defined. finally, the optimal scheme of anchor parameters are determined with considering results of theory analyse and numerical calculation, which provide theory bases for engineering

    為了有效防治邊開挖后巖體的鬆弛變形,根據錨桿的作用機理對影響錨固效果的主要因素進行分析,並利用處理多因素試驗的科學方法?正交設計原理,以有限元數計算為手段,以有效約束邊開挖位移為標準,評價了錨桿長、錨桿間距、混凝土噴層厚錨固參數對邊變形的影響大小和規律,經過比較分析最終提出了錨固參數的優化設計方案,為工程設計提供了理論指導。
  19. Through systematic incorporation of various psychological and physiological equipments, this paper finds out : 1 ) available experiment equipments and their adaptive range, which represents the groundwork for asserting distinct analytical method for roadway design ; 2 ) the classification of data though fuzzy clustering based on speed consistency ; 3 ) the correlation between drivers ’ psychology activities and their heart rates ( in this case, through qualitative analysis, the research verifies heart rates as an typical indication of the driving behavior ) ; 4 ) the correlation between roadway alignment and fluctuation of heart rates ; and the issuing of preliminary threshold value of level of intension of driver ( through quantitative spectrum

    本文在大量行車實驗數據的基礎上,分析得到: 1 )在半徑大於某一定的路段上行駛時,駕駛員的心率變化率與長和運行速均有關系,其中速對心率變化率的影響最大。 2 )相同的條件下,速越大,駕駛員心率變化率越大;速時,越大,駕駛員心率變化率越大; 3 )上時駕駛員的心率變化率與長關系不大,主要受和速的影響;下時,長、
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