tunnel roof 中文意思是什麼

tunnel roof 解釋
隧道頂板
  • tunnel : n 隧道；地道；坑道；管道，煙道，風洞；【礦物】石巷，平峒。 tunnel warfare 地道戰。vt （〈英國〉 l...
  • roof : n 1 屋頂，房屋；家屋。2 （放行李的）車頂；笠形罩。3 上頜。4 最高部，頂部；【礦物】頂板。5 【航空...
  1. Hangzhou grand theater ' s main part is 170m long and 136m wide, and the surface of it is consisted of ellipsoidal surface roof and conical surface gladding. based on wind tunnel test and theoretical analysis, the vibration mechanism, vibration shape, dynamic response and wind load factor of long - span combined structure consisted of ellipsoidal surface roof and conical surface gladding subjected to wind excitation are analyzed systematically in this dissertation, and some valuable results are obtained

    本文採用風洞模型試驗和計算機數值計算相結合的方法，對杭州大劇院大跨度橢球屋蓋和倒圓錐面幕墻組合結構的風振機理、風振形態、風振響應以及風振系數進行了較系統的研究，取得了有意義的結論。
  2. Furthermore, the isoline maps of mean wind pressure coefficients and rms wind pressure coefficients of the structure under various wind directions are plotted. in the matter of theoretical analysis, modeling with finite element method, using the local mean wind pressure coefficients and time history of fluctuating pressures determined in wind tunnel, the wind - induced dynamic responses for long - span grid roof structures are calculated in frequency domain and time domain separately

    在理論分析方面，建立合理的有限元模型，利用剛性模型風洞試驗獲得的各種不同情況下屋面各節點的平均風壓系數和脈動風壓時程，在頻域內和時域內進行了大跨網架屋蓋結構的風振響應分析。
  3. How to choose proper modes is an boring issue. two kinds of large span roofs, one is rectangle plane - roof, another is dome - like roof, were investigated with wind tunnel

    本論文分別以矩形平頂屋蓋和圓拱形屋蓋這兩種常見的屋蓋結構形式為研究對象，進行了比較細致的風洞實驗研究。
  4. The tunnel structure itself would be an eyesore, especially with debris being deposited on the roof, creating an unsightly waterfront

    隧道結構本身頗為礙眼，尤其是垃圾會堆積在隧道頂部，有礙觀瞻。
  5. Roof bolt plates for mining and tunnel support

    礦井和遂道支撐用防護錨栓板
  6. The roof of the tunnel fell in.

    隧道頂部塌了下來。
  7. It is applied to drill heavy duty pretension anchor holes at side slope of water power station, railway or highway projects, to drill drainage holes and grouting pile holes on roof of tunnel gallery

    適用於水電站鐵路公路邊坡大噸位預應力錨固孔排水孔隧道口管棚孔的施工，以及預防滑坡巖石坍塌等地質災害治理工程。
  8. Wind tunnel investigation of large span flat roof was carried out. mean local shape factor and extreme local shape factor distributed on the roof of the structure with two exposures are measured. effects of terrain exposures on the mean local shape factor and extreme local shape factor are discussed

    然而，對于大多數的屋蓋結構，由於其自身結構和風荷載的復雜性，我國的有關荷載規范中並沒有這方面的建議條文，因此對于大跨度屋蓋結構風荷載特性的研究，已成為一項急需進行的重要課題。
  9. Based on the date of full - scale measurements, modeling wind tunnel tests and theoretical researches of the wind loads on low - rise buildings available, involved the date of the wind tunnel test and computational numerical simulation fulfilled in this paper, the effects of wind loads on low - rise buildings have been studied systematicaly and extensively. it reveled properly the principle of the changes of the surface mean pressures, local pressures, and fluctuating pressures with the building geometry, roof type and slope, wind direction, eave configuration, cladding system, and dominate openings

    本文根據國內外有關低層房屋風荷載的全尺寸實測、模型風洞試驗及其理論方面的研究，包括本文進行的低層房屋屋面風壓分佈的風洞模型試驗和計算機數值模擬計算，對低層房屋的風荷載特性進行了系統而深入的研究，較好地揭示了低層房屋表面的平均風壓、局部風壓和壓力的波動隨房屋的幾何尺寸、屋面形式、屋面坡度、風向角、檐口構造、覆面材料和門窗開洞而變化的特點和規律。
  10. Standard test method for wind resistance of concrete and clay roof tiles wind tunnel method

    混凝土和粘土屋面瓦抗風性的標準試驗方法
  11. Development of general data processing program for large span roof wind tunnel test

    大跨曲面屋蓋風洞試驗通用數據處理軟體的開發
  12. The roof of the tunnel was supported by wooden props

    坑道頂用木柱支撐。
  13. Illustrated are lane control signs usually mounted on gantries above the road and signals mounted on the roof of the tunnel

    圖中所示的行車限制性標志，通常見于路上的架空標志牌。至於信號燈，則裝置在隧道頂部。
  14. In respect of method to analyze wind load characteristics, focusing the complex factors that influence the wind load distributions of large span roof and with the wind tunnel test of the shenzhen convention and exhibition center. a new fuzzy neural network model ( fnnm ) is applied to forecast the wind load distribution of large span roof

    在風荷載分佈特性的分析方法方面，針對影響大跨屋蓋結構風荷載分佈特徵的諸多復雜因素，並結合深圳會議展覽中心風洞試驗項目的研究，應用模糊神經網路方法，成功地預測了大跨屋蓋結構的風壓分佈特性。
  15. Based on wind tunnel test and theoretical analysis, the vibration mechanism, vibration shape, dynamic response and equivalent wind load factor of the long - span grid roof of taizhou stadium subjected to wind excitation are analyzed systematically in this dissertation, and some valuable results are obtained. in the matter of wind tunnel tests, the distribution rules of roof under various wind directions are obtained through the data got from the wind tunnel tests for rigid model of long - span grid roof of taizhou stadium

    在風洞試驗方面，通過對臺州體育中心屋蓋剛性模型在模擬大氣邊界層風洞中進行的不同風向角下的風洞試驗所得數據的研究，獲得了結構在各種情況下的屋面風壓分佈規律，並且繪制了臺州體育中心屋蓋在各個風向角下的屋蓋平均風壓系數和脈動風壓系數分佈等值線圖。
  16. Measurement of equivalent thermal resistance of planted roof in hot - climate wind tunnel

    熱氣候風洞內測定種植屋面當量熱阻
  17. Application of the intelligent monitoring and warning system for the tunnel roof pressure

    巷道頂板壓力智能監測報警系統的應用
  18. The road level of the cwb, as well as its eastbound slip road to the hong kong convention and exhibition centre extension, will need to be raised to - 7. 1 mpd to avoid clashing with the existing mtr cross harbour tunnel tsuen wan line with its roof at - 14. 6mpd

    -中環灣仔繞道的路面高度，以及通往香港會議展覽中心的東行支路必須提高至主水平基準面以下7 . 1米，以避開現有地鐵過海隧道荃灣線，該隧道管道頂部位於主水平基準面以下14 . 6米
  19. Thus, two 2d elastic finite - element models of tunnel are respectively established, both of which go through i wall - rock sector and wall - rock sector by means of large - scale finite element software ansys. thereby, the magnitude of wall stress, displacement, submergence of arch roof and terrestrial sedimentation in tunnels will be attained via numerical simulation of the whole construction process

    通過運用大型通用有限元軟體ansys ，分別建立隧道穿越類圍巖地段和類圍巖地段的兩個二維彈塑性有限元模型，進行施工全過程的數值模擬，得到隧道中墻應力和位移以及拱頂下沉和地表沉降值。
  20. For the needs of second - term project for pudong airport there is possibility to construct a tunnel of serving driveway under the operating runway, but it s obviously of great difficulty, and nowdays there are few such projects for reference, so it is urgent to carry out the research to make sure of the feasibility for the construction based on the analysis of geologic information, cross section of the line and restriction of construction, in this paper three construction schemes and the effects of each scheme were analysed : cut and cover method, pipe roof culvert box advancing method. shield driving method

    摘要浦東國際機場二期工程建設存在著在運營跑道下實施地下穿越的可能性，在運營跑道下實施地下穿越難度很大，而目前國內外軟土地區在跑道下實施地下穿越工程很少，因此論文通過研究分析了服務車道地下穿越跑道區域的可行性及方案。
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