重力不穩定性 的英文怎麼說

中文拼音 [zhòngwěndìngxìng]
重力不穩定性 英文
gravitational instability
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 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...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  • 穩定性 : antiwhip
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. This paper mainly discusses about the acceleration response of the artillery that is caused by the plainness causes under traveling condition. and according to the system aspect of the matching between the tractor and artillery which composes the artillery train, it also presents the characteristics of the steering, braking stability and manipulating stability which affects the artillery moving maneuverability

    本文在火炮設計領域首次對火炮牽引列車系統進行動學分析,點研究了火炮牽引行駛狀態下的路面平度對火炮的加速度響應,並從牽引車與火炮匹配組成火炮列車的系統角度,研究了影響火炮行駛機動的轉彎特、制動和操縱
  2. Thus becalmed, the clouds are more susceptible to wave instabilities

    所以,這些雲氣較易受重力不穩定性的影響。
  3. Stability of rock slopes is generally controlled by the structure of rock masses, especially the soft structure surfaces. analysis of rock mass structures is a key to establish geological models and numerical simulation and a foundation to assess the stability of rock slopes. the weak structure surfaces are mainly bedding planes, faults, joints, schistosity plane and contact zones of intrusive bodies. since they are different in genesis and scale, the rock masses are different in features and mechanical intensities. based on the combination of rock structure bodies, 15 basic modes of deformation and failure of rock slope are systematically summarized. the deformation and failure of rock masses actually result from the recombination and rearrangement of these rock bodies. there are 11 types of rock mass structures and various deformation and failure of bank slopes are present in the reservoir area of the three gorge project

    巖體結構,特別是軟弱結構面對基巖斜坡變形與破壞具有顯著的控製作用,巖體結構模式分析是建立斜坡地質模型和數學模型的關鍵和評價斜坡的基礎。巖層層面斷裂構造節理裂隙片理與劈理以及侵入體和圍巖的接觸帶等是控制基巖斜坡的軟弱結構面,這些成因同大小一的結構面將巖體分割成質各異學強度均的各種巖體結構體,構成了15種基巖斜坡變形破壞的巖體結構基本模式。同結構體的新組合與排列是斜坡失的內在原因。
  4. Accurate load forecasting is helpful to planning generators " starting and stopping in the interior of the electrical networks economically and reasonably, preserving the security and stability of power system, reducing the unnecessary circumvolving repertory capacity, making planning to overhaul the units in reason, ensuring the normal production and life of the society, effectively reducing the cost of generating electricity, increasing the economical and social benefit

    負荷預測是供電部門的要工作之一,準確的負荷預測,可以經濟合理地安排電網內部發電機的啟停,保持電網運行的安全,減少必要的旋轉儲備容量,合理安排機組檢修計劃,保證社會的正常生產和生活,有效地降低發電成本,提高經濟效益和社會效益。
  5. In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue

    ? ?門)駕駛疲勞平衡是通過在檢測臺上描繪人體心軌跡的方法,提出檢測駕駛員疲勞平衡指數,在同狀態下(傾斜度15 30 『以及閉目等狀態下)對同負荷、同年齡分別進行測試,建立駕駛疲勞客觀測試評價體系; n )經實驗室研究與現場調查,通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究,提出了同年齡、同條件下的最大連續安全駕駛時間標準,日駕駛時間標準,最大安全行車速度標準等。
  6. It was benefited for southern spread of inertia - gravity wave in the symmetric instability region of the south of the high layer of rain belt

    高層雨帶南部的對稱區,有利於波的向南傳播。
  7. The north of the low - layer of rain belt was mainly convection instability. so the northern inertia - gravity wave was not easy to develop and to spread

    雨區的北部低層以對流為主,因此向北的易發展傳播。
  8. As the balancing platform tends to make the barycenter move backward, a more balancing stress distribution under the wall, a higher and steadier wall can be achieved. furthermore, the resupine back of the downward wall not only works reasonably, but also can reduce the amount of excavation and filling obviously. so gravity retaining walls with balancing platform are applied heavily

    式擋土墻因具有衡臺使墻身心后移、墻底應趨于平衡,可提高擋土高度、增強墻體;且仰斜式下墻僅受合理、還可減少開挖與回填量等優點而被大量採用。
  9. 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

    本文結合慶市大渡口區「三木花園」開發建設項目,從地下空間靜結構分析角度出發,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度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。
  10. As a kind of variometer, fluxgate magnetometer should has high observation precision as well as long - term stability and favorable temperature features. the compensation technology is the key for the performance of fluxgate magnetometer. this paper made an introduction about the compensation principle of fluxgate instrument

    作為相對觀測的磁通門磁儀,僅要求其觀測精度應滿足要求,而且還要求儀器具有長期和良好的溫度特,而對磁通門磁儀的長期和溫度特要影響的部分就是儀器的補償部分。
  11. In the present dissertation, some properties of sodium tellurite glasses, including density, chemical durability, stability against crystallization and fragility of glass forming liquid are studied. the melting, evaporation and solidification of sodium tellurite glasses in low gravity during drop shaft experiments are observed. except this, the phase - separation of lead borate glasses under different gravity condition is also studied

    本文亞碲酸鈉玻璃作為研究對象,系統探索了亞碲酸鈉玻璃的熔化條件,化學,玻璃抗析晶能以及玻璃形成液體的脆等問題,著研究了na _ 2o - teo _ 2玻璃在落塔實驗中的熔化和氣化以及pbo - b _ 2o _ 3玻璃在落塔實驗中的分相,為解釋玻璃在條件下的熔化和分相等現象提供了理論依據。
  12. As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil

    歸納起來,具體的研究和所獲得的一些要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載等方面進行深入分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,僅提高了內聚,而且也提高內摩擦角;並在此前提下首次導出拉破壞和粘著破壞兩種情形下的承載公式,然後進行了分析。
  13. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體影響的前提下,提出了一個適用於長江三峽庫岸滑坡體分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應,另一方面是由於地下水的長期浸泡降低滑體及滑帶的學強度,這兩方面的因素均將直接降低滑坡的; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的系和庫水位在175m與145m間變化時滑體條塊的受變化,從而使對作用於滑坡體上的系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸坡滑體分析評價時對計算工況選擇及其作用荷載的計算更具規范; ( 4 )具體運用c + + builder開發了關于滑坡體綜合分析評價系統,使對滑坡體分析計算更方便、更準確; ( 5 )將上述滑坡體綜合分析評價系統應用於慶市豐都縣名山滑坡分析的具體事例中,分析結果表明,本文所提出滑坡體綜合分析評價方法對三峽庫區的滑坡分析是實用可行的。
  14. Qingzhou hengtai micro _ powder co. ltd uses the local rich dry fruit resources - walnut the outer covering, passed through a special system grain of craft, the research develops haspolished the special - purpose walnut shell powder product, natural didnot have the pollution, the chemical stability strongly by it, bearsthe acid and alkali, bears the pressure is high, does not contain the virulentobjectionable constituents, has uniquely escapes the dirt ability, thegranularity collection medium fine characteristic, caused the overseasmerchant highly to take, already the batch exported south korea

    青州市恆泰微粉有限公司利用當地豐富的乾果資源?核桃的外殼,經過特殊的制粒工藝,研究開發出了拋光專用核桃殼粉產品,以其天然無污染、化學強、耐酸堿、抗壓高、含有毒有害成份、有獨特的脫污能、粒度集中等優良特,引起了國外客商的高度視,現已批量出口韓國。
  15. The study on salc includes : 1 ) the study on the harmonization between aeration rate and melts thickly rate ; 2 ) the study and application of the new multi - function composite additive ( nmca ) ; 3 ) the study on the durability of salc ; 4 ) the designation of the structure of new multi - functional unbearing compound wall and fast equipment mold, etc. the results show : the additive can improve the harmonization of the workability and mechanics characteristic of salc to a certain extent ; improve the volume stability of salc under different environment by enhancing the resistance to the freeze and thaw, dry and wet circle and drying shrinkage

    在salc的研究方面,主要包括發氣速度和稠化速度的協調研究、新型多功能復合外加劑的研製、耐久能的研究以及新型多功能非承復合墻體結構及其澆注成型的快速組裝模具設計等內容;結果表明:科學合理的引入輔助外加劑在一程度上使salc材料的工作及相應物理能得以最佳匹配,增強了salc材料對凍融循環、干濕循環及乾燥收縮的抵抗能,使salc在同的環境下均具有較好的體積
  16. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著研究影響邊坡的內在因素,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確了坡體的巖體學參數;根據初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了計算分析;對潛在危險邊坡利用剛體極限平衡法求出了同工況下的安全系數。
  17. For initial rectangular and hexagonal disturbances on the interface, nonlinear fluid mechanics governing equations are solved respectively with the perturbation method, and 2nd - order approximate solutions are obtained. then effects of nonlinearity on r - t instability are discussed, and its significance is manifested

    應用攝動方法求解非線的流體學方程組,分別針對矩形和等六邊形的界面初始擾動,得到了擾動發展的二階近似解,並分析了非線對r - t發展的影響,指出非線在其中的要意義。
  18. There is an old law proverb saying that guarantee of person is no better than that of sachen ( plus cautionis in re est quam in persona ). so the real guarantee becomes the most reliable financing means among guarantee system based on its strong stability, among which the rechtspfandrecht is preferred by most nations due to its incorporeal subjects and flexible liquidating functions

    古有法諺雲:人之擔保如物之擔保,故而物權擔保以其強有能成為擔保制度中最值得信賴的基本融資手段,其中的權利質權又以其獨特的無體標的和靈活的清償功用而在擔保物權中倍受各國視。
  19. It is a spontaneous gravitational instability

    原因在於其自發的重力不穩定性
  20. The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen

    對一實驗電弧加熱式發動機二維軸對稱亞跨超音速流動進行了數值模擬,所採用的方法是矢通量分裂演算法.通過計算可以得出密度、速度、溫度、壓和馬赫數的分佈.給出了計算所使用的網格和一些計算結果.簡要介紹了實驗所使用的設備,如電源系統、點火系統、推進劑供給系統、電弧加熱式發動機、推測量裝置和真空系統.對所觀察到的一些工作現象進行了討論.有三種同的出現于實驗過程.除了所測量的一些要參數,通過實驗發現氬比氮工作更
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