等穩線 的英文怎麼說

中文拼音 [děngwěnxiàn]
等穩線 英文
isochrone
  • : 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...
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東穿黃隧洞定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci總的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  3. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零,光壓力的作用將使原子被較定地囚禁于激光駐波場的節點和反節點處,其定程度取決于該處光壓力曲負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量顯得尤為關鍵。
  4. Sxm11p straight line beveling machine is the latest develop new style of beveling machine from suntech. it specialty adopt beveling wheel, it can whole progress and can lifting intergrally, it compare to traditional front beam or back beam s lifting, it have more pithiness structure. more better stability, higher grinding precision s characteristic. at present this technique was apply country patent. this machine have high automatizationg, set the grinding paramenter into the interface of the human - machine, the machine can automatic to adjust, realize the glass fine grinding, polishing can be automatic processing in one time

    Sxm11p直斜邊機是億海公司最新開發研製的新型直斜邊機,它的特點是採用了斜邊磨頭,即可整體進給,又可整體升降的新技術,與傳統的前梁或後梁升降技術相比,具有結構更簡單,定性更好,磨削精度更高的特點,目前該技術已申請國家專利,該機自動化程度高,只要在人機界面上設定有關的磨削參數,機器便可自動進行調整,實現對玻璃精磨拋光的一次性自動加工。
  5. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速參數的數字設定;利用細分控制技術保證了電機運行的平性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  6. The small packing adhesive, which is a modified product from ethylene - vinyl acetate copolymerized emulsion, has high solid content, low viscosity, and good adhesive strength. the product is up to the standard of foodstuff hygiene and suitable for the small package of the cigarette packing production line with stable adhesive application and the making speed up to 400 packs per minute. type i is for white card paper, while type ii is for golden card paper

    小盒包裝膠系乙烯-醋酸乙烯共聚乳液改性產品,具有高固含低粘度粘接力強特點,產品符合食品衛生標準,適用於卷煙卷包生產的小盒包裝,施膠定,無開包不良現象,車速可達400包分,型為白卡紙專用膠,型為金卡紙專用膠,具有極佳的初粘力和持粘力,對非極性材料的光滑表面有獨特的優良粘接性能,對各種難粘材料均可適用。
  7. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態三種不同狀態以及4個水平剖和4個垂直剖不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力色譜圖( _ 1 、 _ 2 、 _ ( xy ) ); ( 2 )相同狀態下不同水平與垂直剖的應力_ 1 、 _ 2和_ ( xy )對比分佈曲; ( 3 )不同狀態下相同水平或垂直剖的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  8. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件,對溢流壩段中間上游面增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算,並繪制出定溫度場圖及施工期、運行期非定溫度場圖,典型點溫度和應力歷時曲圖,逐月最高、最低溫度和最大拉應力及相應位置成果。
  9. Combined with practical data of shannxi lin hekou hydropower plant, the temperature filed of m and n schemes during construction and operation are simulated and analyzed. the isoline map of stable temperature field of the arch crest girder section and the vertical section in the center of arch dam, the isoline map of unstable temperature field of the arch crest girder section and the vertical section in the center of arch darn during construction and operation and the maximal and minimal temperature value during construction and operation are provided. the distribution law of temperature in the dam and the form reason of high - temperature zone are analyzed and the effect and feasibility of cooling and the zone of cooling are discussed

    結合陜西藺河口水電站工程實際資料,對m方案和n方案溫度場進行了施工期和運行期全過程模擬計算分析,給出了拱冠梁剖面和壩體中心縱剖面準定溫度場圖以及施工期、運行期拱冠梁剖面和壩體中心縱剖面非定溫度場圖,提供了施工期逐月和運行期每年最高、最低溫度成果,分析了壩體溫度分佈規律以及高溫區形成的原因,並探討了預埋冷卻水管的效果和可行性以及預埋冷卻水管的區域。
  10. Above all, the system has some advantages such as high compute precision, high speed and suited for large structure analysis. during the process of the system researching, a new mesh approach based on advancing front technique for triangle elements was studied. a practical method of generating hexahedron mesh for cellular element method through transfering lines into volumes was worked out

    在軟體研製過程中,提出一種基於前沿生成法的速度快、定性好的平面元胞元網格自動生成方法和三維六面體網格的段轉換法;根據元胞元模型的特點,提出一種健性較好的三維元胞元模型消隱方法;通過對應力圖生成技術的研究,提出一種對、色帶圖、濃淡圖均適用的應力圖快速生成演算法。
  11. Recurring to pre - process program of ansys and drawing functions of winsurf, pre - process program serving to finite elements auto - division of dam bodies and basements models and post - process program capable of plotting various isolines of stress and dams " distortion are worked out. collecting program of data files necessary for dams " dynamic stability analysis is also finished

    藉助于ansys前處理程序和winsurf繪圖功能,用vb6 . 0語言編制了用於進行壩體?壩基模型有限元網格自動劃分的前處理程序和能夠繪制各種應力或壩體變形圖的后處理程序;編制了進行土石壩地震定性分析所需要的數據文件集成程序。
  12. In order to analyse the stability of the slop of this area, the longmen apex was chosen as a typical slope

    為分析長白山天池地區斜坡定性,選取龍門峰作為典型斜坡,採用有限元法對其進行應力、位移模擬分析,繪制最大、最小主應力圖。
  13. Especially, when the isocline of x is monotone decreasing in 0 < x < 1, the svstem has no limit cycle and is globally stable ; next, we construct a saddle bifurcation at the boundary equilibrium and a degenerated bogdanov - takens bifurcation at the interior equilibrium by choosing appropriate parameter values in the following two sections, where our work are based on the theory of central manifolds and normal torms. we prove that is a codimention 3 focus - type equilibrium. system ( 6. 1 ) will have two limit cycles at some appropriate bifurcation parameter values, and have homoclinic or double - homoclinic orbits at some other appropriate bifurcation parameter values ; at last, we study the qualitative properties of the system at infinite in the poincare sphere

    因為系統在( 0 , 0 )點處沒有定義,這給研究其在( 0 , 0 )附近的動力學性質帶來了困難,我們應用文獻[ 17 ]中關于研究非性方程奇點的系列理論和方法,圓滿解決了這一問題,給出了第一象限內當t +或t -時,在全參數狀態下系統的軌趨于( 0 , 0 )點的所有可能情況,其相圖也得以描繪;並且,系統不存在極限環的幾個充分條件我們也予以列出,當x的在0 x 1范圍內遞減時,系統不存在極限環,全局漸近定;然後,我們以中心流形定理和正規型方法為主要工具,巧妙選擇參數,分別構造了一個余維2的鞍點分岔和一個余維3退化bogdanov - takens分岔,證明了平衡點是余維3的焦點型平衡點,存在參數, m ,的值使得系統( 6 . 1 )有兩個極限環,還存在參數, m ,的另外值使得系統( 6 . 1 )有同宿軌或雙同宿軌。
  14. In the latter, the non - linear dynamic stabilities of the single rotor system with a crack are researched. the non - linear differential equ ations have periodic coefficients. and using the stability theory of the periodic motion, it is discussed that the thickness of the disk, the position of the disk and the position of the crack have effects on the dynamic stabilities

    首先簡單討論了含裂紋的單盤轉子系統的性動力定性,並與相關的文獻作出比較,驗證了彈簧模型的正確性和精確性;然後,討論了含裂紋的單盤轉子系統的非性動力定性,得到了一組具有周期系數的非性微分方程組,且利用周期運動的定性理論進行了求解,深入討論了盤的厚度,盤所處的位置和裂紋所處的位置對轉子系統動力定性的影響。
  15. The surface movement and distortion isolines of bench - shape slope were obtained with inner programming language - fish of flac ( superscript 3d ), and strained characteristics and stability of the slope were analyzed

    採用該程序內嵌fish語言生成了臺階狀邊坡地表的移動和變形,並分析了邊坡受力特點及其定性。
  16. The mento - carlo simulation was introduced to substitute the random vibration experiment. the random responses of hysteretic system gotten by the method of stochastic equivalent linearization were compared with mento - carlo simulations, and the feasibility of this method was exemplified by mento - carlo simulations

    對于遲滯阻尼振動系統的非平響應,本文亦用monte - carlo法來代替隨機振動實驗進行了計算求解,並與隨機性化方法進行了比較與分析,例證了性化方法處理遲滯阻尼振動系統隨機響應的可行性。
  17. Theory analysis in this paper pointed out that the flexural - torsional buckling is the usual form of t - section steel. so the slenderness ratio of flexural - torsional buckling should be used when people give out the b / t ratio by the " equal stability " conception. initial stress, defects and tangent modulus are include in the deduce of the paper to get a rational b / t ratio

    通過理論分析指出軸心受力剖分t型鋼整體失以彎扭屈曲為主,所以在運用「定」方法確定腹板寬厚比限值時應與桿件的扭轉長細比「掛鉤」 ,並以此為出發點考慮殘余應力、初始缺陷,應用切模量推導出了較為合理的腹板寬厚比限值公式。
  18. Linear regression model with elliptically symmetric errors and unknown dispersion matrix was discussed

    摘要討論了協方差陣未知的橢球性模型中的健性問題。
  19. In this dissertation, area geology background, engineering geology condition and mechanism of deformation - destruction of the landslide are adequately analyzed, and finite element method is applied to analyzing the landslide stability in the study area, then changes of stress field, displacement field, plasticity destruction zone and stability coefficient contour are discussed

    論文充分分析了巫山縣四道溝滑坡的區域地質背景、工程地質狀況,系統分析了滑坡的變形破壞機理,採用有限元法進行了滑坡定性分析,討論了在各種工程情況下的應力場、位移場、塑性破壞區以及定性系數圖的變化情況。
  20. The thesis mostly work is mathematical analysis, give some basic information of the research object - hada mountain embankment dam, determinate the research task and the analyses condition. utilizing pseudo - static method theory, calculated the safety factor for the dam slope, give a primary conclusion. utilizing static finite element method based on duncan - chang hyperbola model, found the static stress field, make the foundation for dynamical finite element analyses

    採用性模型,用計算土石壩地震反應的動力有限元程序,對哈達山土壩進行了動力有限元分析,得到了壩體的動應力場分佈、加速度場分佈,為動力有限元法計算壩體定打下基礎。
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