principal vertical 中文意思是什麼

principal vertical 解釋
主垂線
  • principal : adj 1 主要的,首要的,最重要的;第一的。2 領頭的;負責人的,首長的。3 資本的,本金的,作為本錢的...
  • vertical : adj 1 垂直的,直立的,豎立的,縱的( opp horizontal )。2 頂上的,頂點的,絕頂的。3 【解剖學】頭...
  1. ( 6 ) the principal stress direction arised deflexion obviously after excavation, the maximum principal stress paralled to opening, minimum principal stress vertical to sidewall or vault

    ( 6 )數值模擬研究表明,隧道開挖后,主應力方向發生明顯偏轉,最大主應力與開挖臨空面平行,最小主應力近於垂直。
  2. The transaction cost theory applies to vertical m & a to some extent. the principal - agent problem and management theory explains m & a from the respect of agent, while the diversification theory discusses the impetus of mixed m & a. chapter 3 analyzes the impetus and effects of bank m & a

    其中交易費用理論在解釋縱向並購上具有一定的適用性,代理問題及管理主義理論從公司代理人問題的角度對並購提供了解釋,多角化理論可用於解釋混合併購。
  3. Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt

    通過本文的研究成果,根據區域性地貌的演化特徵,我們可以大致地對現今地應力場進行判斷:在分級卸荷條件下,巖體中彈性變形的恢復具有明顯的規律性,這種規律對于研究地應力場的演變是有幫助的;地應力場中最大主應力方向與區域構造形跡在最近的構造運動中所受區域性擠壓應力的方向無明顯的對應性;區域性地貌形態的演化程度對現今地應力場的特徵具明顯的影響,隨著區域性地貌侵蝕程度由峽谷區、丘陵區、平原區的變化,現今地應力場特徵由自重應力場、水平應力場為主含少量自重應力場特徵向水平應力場的規律變化;在峽谷區,山體中具有兩個應力帶:自重應力帶和卸荷應力帶,最大主應力方向在卸荷應力帶中近平行於坡面並傾向于河谷、在自重應力帶中近於直立;根據原始地面遭剝蝕的程度,可以大致地估算最大主應力和中間主應力的量值和方向;在丘陵區和平原區,最大主應力的方向近於水平,並與附近區域性侵蝕盆地和河流的展布方向基本平行,根據原始地面遭剝蝕的程度,可以大致估算其最大主應力的量值;根據區域性地貌形態的特徵來分析工程區的現今地應力場特徵,並進而大致了解巖石的應力環境,這種分析方法得出的結論與許多實際的地應力測試成果基本一致,對于大型水電工程地下廠房和壓力隧洞的設計是有所幫助的。
  4. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調動周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈性地基梁進行計算。
  5. At the first step of the algorithm, based on the theory of principal component analysis, a modified principal component analysis ( mpca ) approach is adopted to reduce the dimension of data horizontally, then after comparing existing clustering algorithms, an immune clustering algorithm is put forward based on similarity measurement of principle component core for vertical reduction by using related mechanism of clone selection as well as immune network self - stabilization in natural organic immune system for reference

    在進行樣本參量的降維處理時,基於主元分析的思想,採用一種改進的主元分析( mpca )方法用於橫向數據壓縮,在壓縮樣本數量時,綜述和比較了現有的各種聚類演算法,借鑒生物體自然免疫系統中克隆選擇以及免疫網路自穩定等有關機理,提出了基於主元核相似度的免疫聚類演算法用於縱向數據壓縮。
  6. However, for the cluster whose orientation of principal axis is neither horizontal nor vertical, the algorithm does not work

    但對于某些中軸方向不是垂直或水平的聚堆目標,分割仍然不理想。
  7. A material nonlinear finite element analysis for the cast - in - place reinforced concrete hollow slab that occurs from initial loading, cracking, yielding to failing is carried on. the cracking load, ultimate load, the displacement rules and the principal stress distribution rules of the hollow slab under the vertical loads are obtained. a material nonlinear finite element analysis for the single span hollow flat - plate floor is also carried on

    其次對空心板進行了從加荷、開裂、屈服直至破壞的全過程材料非線性有限元計算,得到了空心板在豎向荷載作用下的開裂荷載、極限荷載及位移和應力分佈規律;還對單跨無梁樓蓋進行了材料非線性有限元計算,通過分析主應力場明確了柱上暗扁梁的作用;有限元計算的結果驗證了以上的理論分析並得到了一些重要的結論,對改進現澆空心板無梁樓蓋的構造措施有重要的參考價值。
  8. When the effect of intermediate principal stress was considered in different degrees, the dimensions and shapes of surrounding rock mass is rather different, and this phenomenon will be more obvious with the increase of the difference of horizontal stress and vertical stress

    當不同程度地考慮中間主應力的影響時,圍巖塑性區形狀和大小有較大不同,且隨水平應力與垂直應力差異性的增大,這種影響趨于明顯。
  9. Using the angle between orientation of maximum principal compressive stress and strike of source - faults, the vertical seal and open features of source - faults in the end of yimin stage sedimentary period ( the main oil gas accumulation period ) are studied, showing that the source faults in the central area are poorly sealed and well opened in vertical direction and ant the main migration pathway of oil gas generating and expelling from the source rock of nantun formation

    利用最大主應力方向與源斷裂走向之間夾角大小,對貝爾凹陷布達特群源斷裂在主要成藏期伊敏組沉積末期的垂向封閉與開啟性進行了研究,得到了貝爾凹陷布達特群源斷裂在凹陷中部垂向封閉性差,開啟程度高,是南屯組源巖生成排出油氣向布達特群運移的主要輸導通道這一認識。
  10. The dissertation, transition economy as background, describes full - scale analysis on constructing chinese natural monopoly industry effective market and put forward the boundary of market and government, market and corporation, monopoly and competition model. the dissertation analyses concealed administration monopoly ’ s character and its hazard, and considers that the most important reason which leads to the chinese natural monopoly industry ’ s short of efficiency is that scale economy is short of character and efficiency, scope economy isn ’ t realized, inefficiency non - regulation equilibrium coexists with regulation equilibrium and the dilemma of state - owned corporation. the dissertation puts forward the vertical configuration principal in the regulation structure and deems that natural monopoly industry ’ s regulation vertical configuration should

    論文以轉型經濟為背景,對中國自然壟斷產業有效市場建設進行了較為全面的分析,比較和描述了市場條件下與轉型期存在顯著差別的市場與政府、市場與企業、壟斷與競爭的邊界模型,界定和分析了隱性行政壟斷的特徵及其危害性,認為導致中國自然壟斷產業市場低效的基礎性原因是規模經濟特徵和規模經濟效率的雙重不足,范圍經濟沒有實現,無效率的非均衡規制和均衡規制並存,以及國有企業的困境。
  11. Ii. the vertical integration is the foundation of getting competitive advantage among the three main competitive principal parts in domestic product oil sales market, since petrochina and sinopec have the dominance of petroleum industry vertical integration, which make them can get the competitive advantage in such steps, as procurement, storage, delivery and retail. in

    2 、垂直一體化是獲得競爭優勢的基礎在本地成品油銷售市場上的三個競爭主體中,中石油、中石化兩大集團實現了上下游一體化,為其成品油銷售業務在產品采購、儲運、配送、零售等價值鏈鏈節上贏得了競爭優勢。
  12. This kind of structure is bad for anti - earthquake due to the bigger departure of its center of mass and center of rigidity. the structure is irregular both in plane and vertical, and the power character of this structure in the both principal axes is different a lot, so, that ’ s seismic unfavorable

    這種結構體系由於其質心和剛心偏離較大,結構在平面及豎向均不規則,結構的兩個主軸方向動力特性相差較大,對抗震來講是非常不利的。
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