道洞 的英文怎麼說

中文拼音 [dàodòng]
道洞 英文
pilot hole
  • 道 : Ⅰ名詞（道路） road; way; route; path 2 （水流通過的途徑） channel; course 3 （方向; 方法; 道理） ...
  • 洞 : Ⅰ名詞（物體上穿通的或凹入較深的部分; 窟窿; 洞穴） hole; cavity Ⅱ形容詞（深遠; 透徹） profound; thorough; clear
  1. Doorways and alcoves on street level are a better option

    大街上的門道和門洞是個更好的選擇。
  2. Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively, quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made, and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry. it is found that the accretion of modem yellow river delta is becoming less and less, what ' s more, erosion is even more than alluvion in some recent years. diaokou promontory has been eroded seriously since yellow river changed its course in1976

    以一般高潮線反映現代黃河三角洲沖淤演變時，從1976年黃河改道清水溝流路入海到2000年，整個黃洞三角洲凈造陸201 . 5km ~ 2 ，淤積有逐漸變慢的趨勢，甚至出現凈蝕退的年份；刁口河嘴大量蝕退，蝕退速率開始快速，后來逐漸變慢；清水溝河嘴大量淤積，淤積速率開始迅速，后來逐漸變慢，甚至出現凈蝕退；清水溝河嘴南側到支脈溝一段岸線與刁口河嘴以西到灣灣溝一段岸線基本穩定。
  3. Zhang zhidong an apologist in the late qing dynasty when confucianism was being on the wan

    張之洞在晚清儒學沒落過程中的衛道活動
  4. Evaluation of the effect of collapse in top area of a double - arched tunnel on its the secondary lining

    雙連拱隧道洞頂坍方對二次襯砌穩定影響評價
  5. Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa

    主要獲得以下研究成果： （ 1 ）綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果，最大水平主應力方向與隧道洞軸線小角度相交，對隧道圍巖穩定性有利；根據現場應力解除法測試結果，目前鷓鴣山隧道尚未進入高地應力段，最大主應力量級為17mpa 20mpa 。
  6. Advance controlling the landslide defect at the exit part of bailu mountain tunnel of wuhe road

    治理武合路白鹿山隧道洞口滑坡病害
  7. In china, traditional portal of railway tunnel can be sorted as three types - origin, modified and special types, inclusive of 16 kinds on basis of the characteristic of terrain, basically they are of end wall and post type

    我國傳統鐵路隧道洞門根據地形特點分為基本型、變化型、和特殊型三大類十六種形式，但始終脫離不了端墻、柱式的形式。
  8. Seismic survey is a new method used to civil engineering area in recent years. it was widely applied to survey or detecting of roadbase, dam base, foundation of building, tunnel, river bed, lake bed and etc. the chief methods are reflection method, refraction method, wave velocity testing, surface ware survey and transverse wave suivey. seismic survey can divide different layer, measure the incidence of sediment stratum, detect the structure of rock, test the handle effect of surface wave survey, we can calculate the carrying capacity of foundation and other mechanical parameters. this technique can give service to some big engineering departments such as highway developing company, survey design company, water supply company, plan bureau, construct bureau etc

    應用於工程的主要方法有反射波法折射波法波速測井面波法及橫波勘探等。地震勘探能詳細劃分地層高精度地確定沉積地層的傾角能夠準確探明巖體構造褶皺斷層破碎帶裂隙帶對于回填工程路基壩基，地震勘探可以檢測其回填處理效果對于隧道工程，可以探測隧道洞體的圍巖分類及洞口地質情況利用面波勘探所得到的瑞利波速度，可以準確推算地基的承載力動彈模量等力學參數。
  9. Formerly an ancient underground canal, this " palace of natural art " contains 83 well - kept stone engravings completed in different dynasties

    蘆笛巖原是一條古老的地下河道。洞內景點極多，有「大自然藝術之宮」之稱。
  10. The paper describes the application of various construction methods in new maomaoying tunnel in the end

    論文最後討論了各種工法在新貓貓營隧道洞口段施工中的應用。
  11. Application of soil nailing in tunnel portal excavation

    土釘支護在隧道洞門開挖中的應用
  12. Many years so far it is qualitatively regarded that tunnel portal stress is under complex 3 - dimensional state, and it is designed according to standard draft

    多年來，隧道洞門結構受力特徵只是定性地被認為結構處于復雜的三維狀態，隧道洞門設計只是經驗性地採取照搬標準圖的模式。
  13. In recent years, highway tunnel has witnessed great breakthrough and innovations, such as bamboo - truncating type, dark glass type etc. it blends some theories, principles and views of architecture, horticulture and aesthetic into portal design with the achievement of aesthetic effects

    公路隧道洞門近年來隨著高等級公路的建設有了較大的突破和創新，如削竹式、墨鏡式洞門等。其設計將建築學、園林學和美學的一些理論、原則和觀點用到洞門設計之中，收到了美的效應，給人以美的享受。
  14. The relation between the strengthening length of the tunnel anti - seismic and the properties of surround rock of tunnel entrance and the shape of tunnel liner is analyzed

    對隧道抗震設防長度與洞口段圍巖性質、襯砌斷面形式的關系以及隧道洞口段的加固措施進行了研究。
  15. The paper introduces the progress and the statue quo of tunnel portal construction, discusses the condition to employ full face method, bench cut method, single side heading method and double sides heading method of portal construction, points out advantages and disadvantages of these methods. the order to adopt these methods of single track, double track and tri - track tunnel in shallow - depth, uneven pressure and incompact ground is also advised after compare

    討論了全斷面法、臺階法、單側壁導坑法和雙側壁導坑法在隧道洞口段施工中的使用條件和優缺點，對這四種施工方法從各個方面進行了比選，提出了單線、雙線和三線隧道的洞口段處于淺埋、偏壓、鬆散的地層中時各種施工方法選擇的先後順序。
  16. With these boundary conditions, the pressure field and the velocity field is visualized by numerical simulation. now, we can understand the complex flow field at the tunnel entrance from the images. these images are helpful for us to explore the complicated mechanism of the aerodynamic problems and make new aerodynamic model

    通過對這個流場的可視化，使我們對洞口附近的復雜流場有一個直觀的了解，得出了高速列車從明線上到隧道洞口，再到隧道內時，隧道洞口附近的壓力場和速度場可視化結果，這有助於我們探索洞口復雜流場形成的物理機制，從而為我們進一步發現新的隧道空氣動力學問題，建立新的隧道空氣動力學概念和物理模型提供依據。
  17. Tunnel surrounding rock

    隧道洞周圍一定范圍內
  18. The paper discusses the employing condition, mechanical principle, reinforce effect, economic guideline and construction requirements of various auxiliary construction methods in surface ground and inside tunnel, then summarizes the design parameters of these methods and illuminates how to choose them

    論文討論了在隧道洞口段進行地表加固和洞內加固的各種輔助工法，對這些工法的適用條件、力學原理、加固效果、經濟指標和具體施工要求等進行了論述，總結出了各種輔助工法的設計參數。
  19. The author of this paper do believe, with the gathering effect of modern city strengthens, the number of underground street, soil - covered building. underground business and industry facilities, tunnel of hole and underground synthesize will be more and more the underground space of three dimension consisted of point, line and flat surface will be one of the main content for modern city

    筆者認為，隨著城市集聚效應的增強，城市地下街、掩土建築、地下商業城以及工業和商業用途的隧道洞室等多種地下綜合體將越來越多，預期點、線、面相結合的三維形態地下空間必然成為現代化城市基本組成內容之一。
  20. Huangmeishan tunnel is the controlling project of maanshan - wuhu expressway, and also the 1st large span twin - arch tunnel constructed under the condition of shallow burying soft surrounding rocks in anhui province. the depth buried at the port of the tunnel is shallow, and it is covered with accumulated and disposal soil

    黃梅山隧道是馬蕪（馬鞍山?蕪湖）高速公路控制工程，是安徽省在淺埋軟弱圍巖條件下修建的第一條大跨度雙連拱隧道。隧道洞口段埋深淺，且為坡積物和人工棄土覆蓋，圍巖鬆散，自承能力差。
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