surrounding structure 中文意思是什麼

surrounding structure 解釋
包圍組織
  • surrounding : n 〈pl 〉周圍的事物[情形],環境;附近。 picturesque surroundings 畫一樣美麗的環境。 social surrou...
  • structure : n. 1. 構造,結構;組織;石理,石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】(直接經驗中顯現的)結構性,整體性;整體結構。adj. -d ,-less adj.
  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,從等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、等效加固后的圍巖、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,論文以南水北調東線穿黃隧洞穩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. ( 2 ) there are some difference between the carpellary disc in the prolification flower and the carpellary disc in non - prolification flower. the carpellary disc of lowflower in prolification flower is similar to the carpellary disc in non - prolification flower, jointing into cup - shaped or dish - shaped each other surrounding carpel, or sometimes splitting from each other. but the carpel in highflower has itself carpellary disc that develops into various structure following with carpellary heteromorphic development

    其下方花中的房衣與非臺閣花中的房衣相似,彼此聯合成杯狀或盤狀,圍繞心皮形成一圈,但由於受上方花的影響,房衣常常多處開裂,不形成閉合的房衣環;在上方花中各心皮的房衣彼此分離,與各自的心皮伴生,且隨心皮的異形化發育也發育成各種形態結構。
  3. On the other hand, among recently deposited soils of nanjing and its surrounding areas, there are two types of soils with special structure, that is, silty clay and fine sand interbedded strata of nanjing with appearance presenting. thousand layers cake. and nanjing fine sand with schistous grain

    在南京及其鄰近地區的漫灘相新近沉積土中存在著兩種具有特殊結構性的土層:呈現粉質粘土和粉砂組合的「千層餅」狀外貌的粉質粘土與粉砂互層土和具有片狀結構的粉細砂。
  4. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量,應用蒙特卡洛理論進行計算機隨機取樣,對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估,得出了襯砌的相關位移與內力的均值和方差,並計算出了相應的襯砌結構可靠指標。
  5. This paper analyses the stress and deformation of the two lining structure types of the surge shaft surrounded with crush rock under the action of high water pressure by using fem, compares the two lining types ' s merits and demerits in stress, deformation, fracture state, the combining bearing of surrounding rock and lining structure, the safety and economics

    本文針對圍巖條件比較破碎,裂隙發育的調壓井洞室結構,就兩種襯砌結構型式分別進行了高水頭作用下的有限元數值模擬,從調壓井襯砌結構選型角度分析對比了兩種襯砌結構型式在圍巖及襯砌結構應力與變形、襯砌結構鋼筋混凝土開裂、圍巖與襯砌結構聯合承載、結構安全儲備、經濟等方面的優劣。
  6. The basin - formed mechanism, evolution model and petroliferous geological features of compresso - shear basins in the world are analyzed, by which six aspects of the features are summarized as follows : 1 ) in the compresso - shear process, the sedimentary speed of basin is high, forming thicker coarse - grained clastic rocks which normally shape good petroleum reservoir ; 2 ) the source rocks of basin tend to coming from the organic matter - enriched rocks formed in pre - compresso - shear stages, except that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in pre - compresso - shear stages, e4xcept that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in frontal of deep depression ( fore deep ) of thrust belt ; 3 ) the en echelon folds ( including anticline and fault - nose structure ) are generally as good oil traps ; 4 ) the compresso - shear process is helpful to hydrocarbon accumulation ; 5 ) it may promote the maturity and hydrocarbon - generating process of organic matte, and 6 ) the thrust belts in the surrounding areas of compresso - shear basin are favorable are favorable domains for petroleum concentration

    摘要通過對世界上壓扭性盆地的成盆機制、演化模式和油氣地質特點分析,總結壓扭性盆地具有6個方面的石油地質特徵:壓扭作用期間盆地的沉積速率較高,一般形成較厚的粗碎屑沉積,它們常構成很好的油氣儲集層:盆地的烴源巖往住來自於前壓扭期砂成的富含有機質的巖石,但在強烈的壓扭作用期間,在沖斷帶的前緣深坳陷(前淵)中有可能發育深水半深水相的烴源巖;壓扭(張扭)作用期間形成的雁行式褶皺(包括背斜和斷鼻等)往住是很好的油氣圈閉;壓扭作用易於成藏;壓扭作用可以促進有機質的成熟生烴作用;壓扭性盆地的周邊沖斷帶是油氣賦存的有利部位。
  7. 2 microtubules sent out from the outer domain of the basal body in rows were added to 40 pairs step by step through the reservoir ; 3 the microtubule supporting layer then formed surrounding the canal ; 4 the structure unit of two microtubule turned to be the ridge and groove structure in epiplasm

    發現小眼蟲微管體系是以鞭毛根為微管組織中心,從微管組織中心microtubule organizing center , mtoc的外圍區域呈排狀向上發出,逐步添加微管至40對止,並通過儲蓄泡逐步形成環繞溝道canal的微管支撐層。
  8. Cyanide may leave the structure of coral reef intact, but can kill all the corals and the surrounding marine organisms. this destructive practice destroys the reef ecosystem that all reef organisms depend upon. vulnerable species : humphead wrasse and giant grouper

    東南亞區不少漁民為圖利不惜使用氰化鈉山埃活捉珊瑚魚,雖然山埃不會破壞珊瑚礁的結構,卻可殺死珊瑚蟲及四周的海洋生物,對珊瑚礁生態系統造成嚴重破壞。
  9. According to the research results of the rock quality calculation, the columnar section digitlizing, the rock mass structure diagnosis and other methods this paper used engineering limited parameters, basic structure and evolutionary structure of rock mass as the first grade indexes, proposed the technique of dynamic engineering classification of stability of mine road surrounding rock mass ? dec ?, pointed out the method of using dec results

    基於圍巖質量計算、柱狀圖數字化與重組、圍巖結構診斷、采動應力作用后圍巖結構演化等研究成果,採用工程要求、基本結構、演化結構」為一級指標,提出了巷道圍巖穩定性動態工程分類技術、分類結構的表達技術及分類結果的應用方法
  10. It is directed by the 1atest theory of terrain stickin plate tectonic, and based o n petrographical series and stratum layers. from the aspects of structural analysis, stratigraphy, petrology, sedimentology, structure geology, remote sensing geology, geophysics as well as tectonics, the author put the ordos basin into a bigger and deeper studying field while using the combination of sedimentation and structure analyses, the data of outcrops around the basin and the deep drilling coring data in the middle of this basin, geochemistry analysis, seismic methods and non - seismic methods, etc. this paper discussed the relationship between the crystalline basement and the suprastructure in and surrounding the ordos basin, and also the influences of deep geology on the basin platform cover, and some new point of view and better understanding have been brought forward on the basement growth of ordos basin and it ' s platform cover

    論文以板塊構造研究的最新地體拼貼理論為指導,以巖系、地層為基礎,將沉積與構造分析相結合,並以地層學、巖石學、沉積學、構造地質學、遙感地質學、地球物理學、大地構造學等多學科入手,在充分整理現有資料及前人研究的成果基礎上,利用盆地周緣野外露頭以及盆地中部分鉆井深部取芯資料、地球化學分析資料、地震、非地震等資料將鄂爾多斯盆地置於一個更大的尺度,更深的范疇,討論了鄂爾多斯盆地及其周緣地區結晶基底與淺層構造之間的關系,探討了深部地質對盆地蓋層的影響,以不與前人雷同的視角對鄂爾多斯盆地基底發育及其蓋層中存在的問題提出了新的觀點和認識。
  11. This paper deals with seismic response of a tunnel - soil system immersed tunnel , as an underground structure , must be compatible with the deformation of the surrounding soil thus the simplified model for a tunnel - soil system is established through two steps at the first step , an mdof system is developed for modeling the foundation soil to this end , dynamic behavior of the foundation soil is analyzed a typical section of the foundation soil simplified as a single mass - spring system on the basis of some equivalent criteria those mass are linked longitudinally by elastic springs to form an mdof system at the second step , the tunnel is treated as a beam on elastic foundation ; that is , the tunnel is connected with the soil massed to form a tunnel - soil system this model has been applied to the seismic analysis of huangsha fangcun immersed tunnel across the pearl river in guangzhou design recommendation is proposed on the basis of this analysis

    研究沉管隧道在地震條件下整體受力的分析方法分兩步建立計算模型第一步通過分析場地地基土切片的動力特性,根據等效原則將其化為等效單質點體系,然後在縱向用等效彈簧連接而成為多質點體系的地基土計算模型;第二步將隧道看作彈性地基梁與上述多質點體系通過等效彈簧連結而得到土隧道體系的計算模型本文結合廣州黃沙芳村珠江水下隧道工程實例建立了具體的計算模型並對多種不同的約束條件,進行了縱向與橫向地震響應時程分析,為該隧道的抗震設計提供依據
  12. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容,泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  13. This thesis is mainly studying the genetic structure and variation of p. sibirica with rapd and the correlation with the surrounding environmental factors. and the survey provide the accurate and scientific information for understanding the genetic background systematic evolutionary of the desert plants and planning the effective conservation strategy

    目前對叉毛蓬的研究很少,本文試圖運用rapd分子標記技術研究叉毛蓬居群的遺傳結構和遺傳分化,並且探討其與生境的相關性,為探明荒漠植物的遺傳背景、系統演化及制定保護策略提供科學依據。
  14. Finally, the thesis primarily sets up the internal force model of the supporting structure system in the bi - arch tunnel, namely, the distribution model of the surrounding rock ' s pressure, the internal force model of the steel framework and the axial force model of the anchor bolt, and these results can have the guiding significance to the design and construction of the similar tunnel engineering

    最後,結合有限元的理論計算及現場實測數據的分析,初步建立了雙連拱隧道支護結構體系的內力模型,即:圍巖土壓力模型、初期支護鋼拱架內力(主要為軸力和彎矩)模型以及錨桿軸力模型。充分理解和闡述了構件的工作狀態,對今後類似隧道工程的設計和施工具有一定的指導意義。
  15. Associated with a project of the planned xuefengshan tunnel with 7. 6 km long during the construction of shaoyang to huaihua expressway in hunan province of shanghai to ruili national trunk highway, this paper firstly makes an introduction of the frequently - used analysis & computation methods for tunnel supporting structure. then, based on the analysis of the basic theory about the interaction mechanism of surrounding rock and support structure, a spatial computation model is made, a coupling numerical computation method with 3 - d elastic - plastic finite element and infinite element is proposed, and a comprehensive analysis has been made to the effects of the overall stability and safety of the surrounding rocks of different characteristics, different classes and under different construction methods. and thus the problem of 3 - d infinite region to which applying the general finite ca n ' t do has been resolved

    6公里的雪峰山隧道工程,首先介紹了隧道支護結構的常用分析計算方法;然後通過對隧道施工過程中,洞室穩定性與支護結構相互作用機理的深入分析,建立了隧道施工過程的空間計算模型,提出了採用三維彈塑性有限元-無限元耦合的數值計算方法,綜合分析了隧道在不同圍巖特性和圍巖類別條件下,以及不同施工開挖方案等對隧道圍巖整體穩定和安全性的影響,從而解決了通用有限元方法難以解決的隧道三維無限域問題;其可充分發揮有限元法在分析非線性方面的有效性和成熟性,以及無限元法在分析處理無限域和半無限域方面的精確性和簡便性,為隧道施工過程中圍巖的穩定性分析開辟了一條新的途徑。
  16. Methods thirteen patients with stress incontinence after the operation of urethral stricture underwent sonourethrography. membranous closure function and its surrounding structure were detected carefully

    方法尿道超聲探測13個術后壓力性尿失禁病例,重點觀察尿道膜部的括約功能和形態結構及其周圍情況。
  17. The characteristics of stress and displacement in tunnel surrounding rocks are studied. the change feature of the stress in surrounding rocks and the variations of stress and the displacement of prop structure in different excavation step are analyzed with 3 dimensional fem. finally, the construction method is proved to be reasonable and scientific

    通過三維有限元計算研究了隧道圍巖的應力、位移特徵,分析了隧道圍巖不同開挖時步的應力變化特點以及支護結構的應力與位移的變化特徵,進而論證了該施工方法的合理性和科學性。
  18. Abstract : in order to provide the reasonable parameters in the reliability analysis of tunnel structure and the criterion in the quality control of tunnel engineering, in this paper, the over - under - excavated values of the real - state outline of tunnel excavation are obtained by the near - field photographic method. by using mathematical statistic method, the figure features and probability distributions of the over - under - excavated values of the surrounding rock, including deferent positions of same cross section, are analyzed

    文摘:採用近景攝影的方法,從隧道開挖毛洞中獲取圍巖超欠挖數據,通過數理統計的方法,分析各類圍巖超欠挖的數字特徵及概率分佈,同時得出各類圍巖超欠挖在隧道斷面不同部位的分佈規律,為隧道結構的可靠度研究提供可靠參數,也為隧道工程質量控制提供基準
  19. Investigation of the effects of experimental hypertensive intracerebral hemorrhage on its surrounding structure

    一平蘇治療自發性高血壓大鼠局灶性腦缺血的實驗研究
  20. Conclusion sonourethrography could display abnormal mophorlogical changes of urethra and its surrounding structure in patients with stress incontinence postoperatively

    結論術后壓力性尿失禁超聲檢測可找到較明確的尿道形態學改變,這有助於對該並發癥作進一步處理。
分享友人