靜力不穩度 的英文怎麼說

中文拼音 [jìngwěn]
靜力不穩度 英文
hydrostatic instability
  • : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 名詞[書面語] (剁物所用的木墩) a block of wood
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在水和動水中的定性及其影響因素,指出性和動水性的同特點;試驗測定了浮箱門動水運行時的受情況,給出並分析了定位過程轉動的變化過程曲線;根據浮箱門啟閉速與門體和岸墻之間撞擊大小的關系,選擇合理的動設備,為設計和工程實踐提供可靠依據;分析浮箱門難以定上浮的原因,並給出解決方案。
  2. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺對稱定的影響。運用解析的方法求出了擾動流函數的表達式和對稱定的判據,發現環境參考位溫隨高的變化與熱成風因子使得對稱定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱定的發生。第三,採用f平面、非平衡、濾聲波模式,討論了中尺垂直環流非線性攝動分析及演變方程。
  3. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間結構定性分析角出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種同狀態以及4個水平剖線和4個垂直剖線等同情況,從以下幾個方面具體分析研究了計算斷面的應與位移分佈規律: ( 1 )在各種同狀態下計算斷面的主應矢量圖、位移分布圖( ux 、 uy )以及應等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下同水平與垂直剖線的應_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )同狀態下相同水平或垂直剖線的應_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  4. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的計算公式,分析?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬同驅動方式下電動機起動、態運行時電磁、速、位移的變化情況。
  5. In order to make clear the changing situation about various meteorological element fields during the heavy rain. the diagnostic analysis in three aspects was done in this text : the vapor conditions, in which the difference of the temperature and dew point, relative humidity, vapor flux and the divergence of vapor flux were discussed ; the dynamic and thermodynamic conditions, vorticity, divergence and vertical velocity were analyzed ; the vertical layer condition, which included potential temperature, static stability, convective ( potential ) instability and the vertical profile of eight physical fields over the observatory of shenyang

    為了弄清這次暴雨過程各氣象要素場的演變情況,分三方面對暴雨的水汽條件(使用了溫露點差、相對濕、水汽通量和水汽通量散) 、動條件(使用了散、渦和垂直速)和垂直層結條件(使用了位溫、和潛在以及沈陽單站的8個物理量的垂直廓線)等的變化,分別進行了診斷分析。
  6. Electricity power system computer simulation the computing include the current computing, simple fault computing, complicated fault computing, quiescent stabilization the computing and development stabilization the computing etc. because the computing software of electricity power system are all the earlier words software, it is very difficulty for studying and isn " t easily for using and ca n ' t draw the graphics of the electricity power system ect

    對電系統的運行狀態進行分析需要進行大量的計算,電系統計算機模擬計算主要包括潮流計算、簡單故障計算、復雜故障計算、定計算和動態定計算等計算。本文針對當前電系統計算軟體大多都是早期的字元界面的軟體,學習難大,易使用,以及具備電系統圖形繪制等弊病,對microsoft公司的visualc + + 6 . 0及其所提供的microsoft基礎類庫( mfc )展開了理論與應用的研究工作。
  7. On the contrary, the competition between wenhui andxinmin newspaper group and jiefang newspaper group is not as fierce as that in guangzhou. xinmin eveningpaper controls the market for dozens of years. xinwen morning and xinwen eveningpaper, without hurting xinwin eveningpaper, has been developing quietly and rapidly. some service - oriented newspapers, such as shenjiang service newspaper and sanghai wednesday, though share a little part of the market and do not have much influence, have their stable distributions and attract remarkable advertisement income, which gain them profits

    以其經濟實、消費水平以及市場的容量而言,上海報業的競爭程應與廣州市場旗鼓相當,恰恰相反,文匯新民報業集團和解放日報報業集團之間的市場角逐像廣州報業那像劍拔弩張,幾十年如一日的《新民晚報》平地壟斷市場, 《新聞晨報》 、 《新聞晚報》在並沖擊《新民晚報》的前提下,也平而快速地成長起來;一些淡化新聞以實用服務立足的的報紙如《申江服務導報》 《上海星期三》等,影響大,市場份額雖小,但定的發行,能吸引可觀的廣告收入,基本贏利。
  8. Based on comparison of several technical schemes, the method of sand bedding pre - elevating and step water - filling pre - compressing is adopted. so the dissertation is consist of two parts : ( 1 ) the applicability study for the method of sand bedding pre - elevating and step water - filling pre - compressing, including numerical analyses for the thickness of sand bedding, the consolidation, settlement and stability of foundation, drainage, possibility of foundation liquefaction under seismic loading, et al. ( 2 ) monitoring at construction stage and checking the effect of foundation treatment, including the measurements of the settlement velocity and non - uniform settlement of ring beam under the tank, pore pressures and horizontal displacements in foundation, the pressure distribution at the bottom of oil tank and the strength increase of soils

    通過多種技術方案比較,最終選擇了技術先進的砂墊層預抬高分級充水預壓法,論文工作主要由以下兩部分組成: ( 1 )砂墊層預抬高分級充水預壓法的適用性研究,其中包括砂墊層厚、地基沉降與固結、地基定性、降水、地震作用下砂土液化的可能性等方面的計算分析; ( 2 )施工監測與地基處理效果檢驗,其中包括油罐環梁基礎沉降速率與均勻沉降程、各分級充水加載階段地基超孔壓與深層水平位移、油罐底板壓分佈及地基土強增長等方面的實測與數據分析。
  9. The static loads were placed step by step in time sequence in order to simulate the construction conditions of the dam during the calculation. the results of the analysis show that excess pore water pressure would not appear in the design section during the analysis results that the dam was statically stable and the construction process was reasonable

    分析過程中採用在時域上逐步加載的方法,模擬了壩體的施工填築過程,計算結果表明,設計斷面在貯灰過程中會產生很高的超孔壓,壩體定狀態較好,施工進合理。
  10. The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify

    對干位渦的分析表明:臺風或臺風環流區為高值位渦區,臺風越強,位渦中心值越大;對流層上部或平流層下部冷空氣(高位渦)的擴散南下與暖濕氣流的交匯是造成特大暴雨的重要原因,因為上游斜壓性的發展使對流層頂發生折疊,平流層與對流層相互作用增強,上下位渦區相接的形勢使低層渦旋發展,上升運動加強,位渦的下傳有效地降低了,有利於位勢定能量的釋放,使得暴雨增幅。
  11. In this paper, the suspen - dome structure of the gymnasium for olympic badminton game in 2008 was used for example. three projects of different cable form was analyzed the static stability, overall stability and dynamical stability. in this paper, the basis of setting prestress for large span suspend - dome was discussed first

    本文以我校奧運羽毛球比賽館的弦支穹頂屋蓋結構(跨93米)為工程應用對象,採用大型通用有限元分析軟體ansys ,選擇同的布索方案進行了、整體定和動性能分析。
  12. The main works are shown as the below : ( 1 ). langmuir monolayer of behenic acid and dppc surfactants behenic acid is a classical amphiphile, it has been applied to prepare functional lb films and quantum semiconducting particle films. therefore, it is of essential importance to study behenic acid monolayer at the air / aqueous interface ; at additional, in the different subphase ( h2o cdcl2 ) conditions behaviors of behenic acid monolayers have been studied ; moreover, we study dppc monolayer at the aqueous subphase, stability of dppc at the different surface pressures and speed rates

    研究內容如下: ( 1 )二十二酸、 dppc單分子膜成膜性能研究主要研究典型的小分子成膜化合物(二十二酸)在純水和金屬離子cd ~ ( 2 + )兩種亞相下分子聚集過程,詳細討論了膜的形成和相變過程,分析了純水和金屬離子cd ~ ( 2 + )兩種亞相情況對各狀態下膜的態彈性的影響;同時考查dppc單分子膜相變過程,同時研究了在同壓處、同壓膜速條件下對分子膜定性的影響。
  13. The conclusions are important in practice using as design suggestions. secondly, the stiffness matrixes ( special of the cable element ) and computer program can be applied into resolving not only the problem of stable type suspension bridge but also a kind of engineering structures, such as suspension wire structures

    二是文章中推導的剛矩陣(特別是索單元) ,以及編寫的相應的程序,僅可以用於解決定型懸索橋的分析,而且還可解決一大類工程結構的計算問題,例如:懸索結構等。
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