tunnel effect 中文意思是什麼

tunnel effect 解釋
風洞效應
  • 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...
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  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. Effect of temperature control on tunnel construction in permafrost

    溫度場控制在多年凍土隧道施工中的作用
  3. Finally we set up three - dimensional space model to simulate the space effect during tunnel construction, analyze the transaction between the left runnel and the right tunnel, and also analyze the deformation and stability of mid - partition

    最後建立了三維空間模型,對連拱隧道開挖時的空間效應、左右洞的相互影響,以及中隔墻的變形和穩定性進行了模擬分析。
  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. The filtering effect could be amplified by placing the ferromagnet in a resonant tunnel diode

    若將鐵磁體放入共振穿隧二極體中,可以放大過濾效果。
  6. It saves several columns of calculating in the work-up since tunnel wall effect on the horizontal tail is then nonexistent.

    因為這時不存在洞壁對平尾的影響,所以數據處理工作量減小了。
  7. What ’ s more, this paper takes the effect of crown wall rock and mid - board foundation reinforced parametric variation on tunnel structure stress and stability into account grounded on building typical section model of i wall - rock sector

    另外,本文還通過建立類圍巖地段隧道典型斷面模型,分別考慮拱頂圍巖和中墻地基加固參數的變化對隧道結構受力和穩定性的影響。
  8. Time tunnel, light curtain effect

    時光隧道,光幕等效果。
  9. The electrical conductance of the gold / polymer composite films was tunable, and a low resistivity of the order of 10 ~ ( - 4 ) cm was yield. the conducting mechanism was not determined, perhaps the tunnel effect and the foreign - substance - electron - transfer should be considered

    聚合物金納米粒子復合薄膜的電阻率可調,電阻率最低可達10 ~ ( - 4 ) ? cm量級,導電機制可能與隧道效應及雜質離子導電有關。
  10. 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 。
  11. The chemical grouting technique is widely applied in many kinds of engineerings, such as hydropower, tunnel, subway, mineral mountain, coal, transportation. . etc. the technique has characteristics of fleetness, economy, special and dependable etc. and develop its original effect well in civil engineering of waterproofing process, treatment to leakage, structural reinforcement

    化學灌漿技術在水電、隧道、地鐵、礦山、煤炭、交通等各個領域有很廣泛的應用。具有快速、經濟、獨特、可靠等特點,在土木工程的防滲、堵漏、補強、加固中充分發揮其獨到的效用。
  12. The research of effect of the tectonic stress to surrounding ground stability of coal bed tunnel

    構造應力對煤層巷道圍巖穩定性的影響研究
  13. Using method of oil - flow visualization techniques and measuring pressure distribution along airfoil chordwise and spanwise studies have been down for sidewall boundary - layer displacement effect in two - dimensional wind tunnel. three different chord models were tested in two different wind tunnel. in order to clarify the sidewall effects and study method of sidewall suction theory and sidewall interference correction method to remove effects of sidewall on model. the results of oil - flow test show that selection rational suction wary can obtain better testing results. by investigations on effects of the sidewall boundary layer suction and application of a sidewall interference correction method

    為了很好地解決多機場航班隊列的擁塞問題,在將進場容量、離場容量與機場容量作為統一整體的情況下,充分考慮了機場間的網路效應,詳細研究了多機場航班隊列的優化問題,建立了多機場開放式非實時流量管理的數學模型,通過選取適當的決策變量,使其為線性0 - 1整數規劃模型,實現了中心流量集中管理.與其它演算法不同,本文提出的啟發式隱枚舉演算法能很好地解決此類問題,對某機場網路系統的模擬結果證明了所建模型、優化演算法及相應軟體的有效性和可靠性
  14. Wind tunnel test on effect of controlling windand deposited sand of geogrid sand - barrier

    土工格柵沙障防風積沙效應風洞模擬實驗
  15. The result showed that the composite had excellent field emission characters. the star - up field intensity was 4. 4v / um and the f - ncurve indicated that the electron emission was leaded by tunnel effect

    材料的場發射性能良好,其發射開啟場強約為4 . 4v um , f ? n曲線表明該材料的電子發射主要是由隧道效應引起的。
  16. In this article, four basic properties of nanometer particle are summarized : quantum size effect, surface effect, volume effect, macroscopical quantum tunnel effect, and several ways of preparation and evaluation of nanometer particle are introduced

    摘要綜述了納米微粒的四個基本特性:量子尺寸效應、表面效應、體積效應及宏觀量子隧道效應,並介紹了納米微粒的制備方法及對納米微粒評估的方法。
  17. The aging mechanism of the humidity sensors has been studied. and it ~ vas proposed that dissolution effect, tunnel effect and ion - destroying effect are the main factors affecting the aging of sensors

    初步探討元件老化機理,提出對元件進行高濕電老化時,濕敏膜中存在溶解效應、通道效應以及離子破壞效應。
  18. In this chapter, we described some basic properties of nanoparticle, such as quantum - size effect, surface effect, small - size effect, macro - quantum tunnel effect and so on

    第一部分:綜述第一章;納米微粒的特性與應用本章主要介紹了納米材料的一些基本特性。例如:量子尺寸效應、表面效應、小尺寸效應、宏觀量子尺寸效應等。
  19. The nanometer particles are metastable materials that lie between macroscopical materials and atoms or molecules with the characteristics of little size effect, quantum measurement effect, surface effect and macroscopical quantum tunnel effect, etc., thus demonstrating some special properties

    納米粒子是介於宏觀物質與微觀原子或分子之間的過渡亞穩態物質,具有小尺寸效應、量子尺寸效應、表面效應與宏觀量子隧道效應等,從而表現出一些特殊的性質。
  20. The improvement in stability of sensors by aging can be explained by irreversible tunnel effect

    老化提高元件穩定性是基於通道效應的不可逆性。
分享友人