重力不穩度 的英文怎麼說

中文拼音 [zhònglìbùwěndù]
重力不穩度 英文
gravitational instability
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 力 : 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...
  • 不 : 名詞[書面語] （剁物所用的木墩） a block of wood
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  1. In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly

    本課程主要講述礦物及其共生組合的形成和變化的條件和過程，不同物理化學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系，礦物及其共生組合在時間上和空間上的分佈和演化規律，礦物成分、結構、形貌、物性等的分析測試方法，礦物地質溫度計和地質壓力計對其形成環境的表徵，不同體系（封閉體系、開放體系）條件下，礦物的穩定范圍和彼此替代順序的共生分析，重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物（族）在成因上的宏觀標志和微觀信息，以及其成因信息在成巖作用和成礦作用中的地質意義。
  2. 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力學分析，重點研究了火炮牽引行駛狀態下的路面不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性的轉彎特性、制動穩定性和操縱穩定性。
  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穩定性的基礎。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穩定的軟弱結構面，這些成因不同大小不一的結構面將巖體分割成性質各異力學強度不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。不同結構體的重新組合與排列是斜坡失穩的內在原因。
  4. 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）駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的方法，提出檢測駕駛員疲勞平衡穩定指數，在不同狀態下（傾斜度15 30 『以及閉目等狀態下）對不同負荷、不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，提出了不同年齡、不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。
  5. Apply computer chip to control the circuit ; omron opto - elecrtonic control - ler and panasonic and mitsubishi inverter have stable performance, high precision, rapid reaction and long life - span ; the controlling plate applies tactile operation board which is handled easily ; vertical structural screen is easy to adjust the vertical printing pressure so as to ensure the quality of printing ; the frame lift is driven by electrical motor and installed with imported linear guide rails, of which the speed - adjust device, scraper and scraping blade can be adjusted within15 to 45 and can be set for many times so as to repeatedly printing with good precision and output, the flat bed is made of 2mm stain - less steel plates which are flat, smooth and indeformable ; it is also equiped with micromatic setting device in order to ensure the precision of multi - color overprint and auto air - intake device to ensure strong adsorption

    採用電腦板控制電路，歐姆龍光電控制器，松下，三菱變頻器，行直穩定.精度高，反應快，壽命長，控制面板採用觸摸式操作面板，操作方便，六式結構型網版垂直升降印刷壓力可調保證印刷質量，機架升降採用電機驅動安裝進口直線導軌，刮刀、回墨刀可在15一45角調整，可設置多次，重復印刷保證產品精度.平臺板採用2毫米不銹鋼板製作，平整光滑不變形配有微調裝置，確保多色套印精度，配自動吸氣裝置，確保強有力的吸附。
  6. 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

    衡重式擋土墻因具有衡重臺使墻身重心后移、墻底應力趨于平衡，可提高擋土高度、增強墻體穩定性；且仰斜式下墻不僅受力合理、還可減少開挖與回填量等優點而被大量採用。
  7. 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穩定性影響的前提下，提出了一個適用於長江三峽庫岸滑坡體穩定性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定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力，另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度，這兩方面的因素均將直接降低滑坡的穩定性； （ 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力系和庫水位在175m與145m間變化時滑體條塊的受力變化，從而使對作用於滑坡體上的力系分析更科學、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等各種不同情況的有機組合，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，使在庫區岸坡滑體穩定性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性； （ 4 ）具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統，使對滑坡體穩定性分析計算更方便、更準確； （ 5 ）將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中，分析結果表明，本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  8. The main issues of the research are put as following : firstly, with the international comparing of market sharing rate and trading competitive index, it was revealed that wheat in china has inferior international competitiveness with a bit rising during current years, however, which is still behind that of the main wheat export countries. secondly, after the international comparing of the main factors that affect the international competitiveness of wheat, it was discovered that chinese wheat has the obvious cost advantage on unit product, while because of the high circulation fee, it results in inferior advantage on the price ; low and unstable quality is another factor which leads to inferior wheat competitiveness ; the input of fertilizer and labor makes little impact on the productivity of chinese wheat, while the input of seeds, irrigation and machine makes a strong impact, so it should be more invested in seeds, irrigation and machine to reduce wheat ' s unit cost. the assistant industries of the wheat, such as breed, production materials and processing industries, have inferior international competitiveness and lagged development

    其次，通過對影響小麥國際競爭力的主要因素的國際比較發現：中國小麥單位產品生產成本具有明顯優勢，但由於較高的流通費用，導致在價格上不具有優勢；小麥質量較差、品質不穩定是導致中國小麥國際競爭力較低的主要因素；生產要素中化肥和勞動力投入對中國小麥生產力水平的影響程度較小，而種子、灌溉和機械投入對小麥生產力水平的的影響程度較大，因此小麥生產投入要以增加種子、灌溉和機械的投入為主，代替大量的化肥和勞動力投入，進一步降低小麥單位產品成本，增強中國小麥國際競爭力；中國小麥的上下游輔助產業（包括品種資源、生產資料和加工業）的國際競爭力較弱，發展較為滯后；中國小麥生產者的組織化程度較低嚴重製約了中國小麥質量的提高、流通費用的降低和加工業的發展；小麥生產經營活動本身的特點決定了在充分發揮市場機製作用的基礎上，必須通過政府的宏觀調控來克服其市場機制的失靈，保障市場機制有效運行，但通過國際比較研究發現：中國政府在生產者支持、市場體系建設和國際貿易政策上對小麥的支持水平較低，與提高中國小麥國際競爭力的要求有較大差距，尤其是較低的生產者支持水平和市場體系建設程度制約了中國小麥國際競爭力的提高。
  9. The robust system can prevent abnormal factors from entering the flood system, so as to ensure the stability of the system and the accuracy of flood forecast. firstly, the theory of robust estimation is introduced into parameter estimation of the auto - regressive model ( ar model ). also some estimation methods commonly used, including the huber estimation and igg estimation, are introduced and compared with the least square method ( lsm )

    洪水預報系統的抗差性研究，就是把抗差理論引入洪水預報中，利用抗差系統具有的抗差能力，使許多嚴重的不正常因素誤差影響，根本就不能進入系統，這樣，減少了系統的污染機會，降低了不正常因素的影響，可大大提高系統的穩定性和洪水預報的精度。
  10. However, there also exist more unsuitable behaviour and thinking : the fitting degree is small and low ; the expectation about future isn " t stable and uncertain, their psychological pressure is great ; contingency comes into being, farmers can " t be sure of the happenings, they have to follow others and think they were living happily in the old days an d now they aren " t ; cultural collision is great, they feel hard to follow the change of time ; the system is changing. their living pressure is large ; the felling of living on the edge is obvious with the emergence of gap of the rich and the poor ; they feel the human feeling is disappearing and become alone in the competing

    但在經濟體制改革中，農民表現出的不適應性行為與心理更多，既：對市場經濟改革的適應程度比較低；預期不確定、不穩定，農民心理負擔加重；偶然性出現，農民難以準確把握未來，懷舊、從眾行為與心理難以避免；多元文化沖突加劇，農民心理適應難度大；體制轉換，農民生存壓力增大；窮富差距拉大，農民邊緣感增強；競爭加劇，農民人情淡漠感、孤獨失落感加大等。
  11. P22 is without throught hole high - speed rotating hydraulic cylinder, mainly used as a power source for the power chucks of ordinary, nc turning and other aluminium alloy with the features of light weight, high intensity and good stability. it is the ideal spare part for ordinary, nc turning and other special lathes

    P22回轉油缸是不通孔高速回轉型油缸，主要用作普通車床、數控機床及其它專門機床使用動力卡盤的動力源，其主要零件採用高強度鍛造鋁合金，具有重量輕、強度高平穩性好等特點，是普通車床、數控機床及其它專門機床的理想機床附件。
  12. 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靜力穩定度，有利於位勢不穩定能量的釋放，使得暴雨增幅。
  13. 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：人之擔保不如物之擔保，故而物權擔保以其強有力的穩定性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重視。
  14. The original design was intermediate vapor 42t / h, but the actual output is 30 - 35t / h, at the same time the temperature and pressure of the vapor are unstable, it affects the economic efficiency, the reason were the collecting dust on the heat area and serious corrision, they led to the decrease of the boiler load, and need stop to washing the dust, the article deals with the reform of the exhaust gas boiler, at the basic of the design condition, after thermo calculation, flute gas, resistence calculationand strenth calculation, the structure of the heat surface had been rearranged, then the proof calculation was done

    原設計產中壓蒸汽42噸時，但投運后只產30 - 35噸時，並且蒸汽溫度和壓力均不穩定，影響到經濟效益。其原因是受熱面積灰和腐蝕嚴重，影響傳熱使鍋爐負荷下降，不能長時間運行，需停產清理積灰。本論文針對此余熱鍋爐的技術改造，在給定設計條件基礎上，通過熱力計算，煙氣阻力計算和強度計算，對鍋爐受熱面結構重新布置，然後再作校核計算。
  15. If the radiation is any more intense, it will overpower gravity, blow away ionized matter and destabilize the star

    假如輻射的強度大於這個上限，輻射會強過星體本身的重力，而把外層的離子化物質吹走，使星體結構不穩定。
  16. To meet the increased regulatory requirements on emission and fuel economy, the electronic control units ( ecu ) for engine is becoming more and more complex, which also makes its exploitation more difficult. the traditional method of debugging ecu through bench tests is almost outdated for its high cost, long exploitative period, unstable environment, etc. the substitute is found to be hardware - in - loop simulation

    為了滿足日趨嚴格發動機排放和燃油經濟性法規限制，發動機電控系統（ ecu ）的功能復雜程度在不斷提高，相應的開發難度也在不斷加大，通過臺架試驗來逐步調試ecu的傳統方法由於耗費大量人力物力，開發周期長，調試環境不穩定、可重復性差等缺點，已難以適應ecu系統快速升級換代的需求，對此可採用硬體在環模擬技術予以解決。
  17. 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、壓力和馬赫數的分佈.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、推力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.有三種不同的不穩定性出現于實驗過程.除了所測量的一些重要參數，通過實驗發現氬比氮工作更穩定
  18. We research the stability of the three - factor model by using chow test and research the coefficient stationary by using unit root test, and forecast the coefficient of the model using arma 、 garch model. the results show that the model is instability in the long run, most coefficient is non - stationary, and we can preferably forecast the coefficient by using the arma 、 garch model. in the process of designing strategic investment portfolios and the strategic risk budgeting prevailing in resently which in order to control investment risk, the investors generally structure their portfolios in different industries

    模型回歸系數是測度投資對象系統風險的重要指標，我們利用chow檢驗對證券收益三因素模型結構的穩定性進行了分析研究，用adf檢驗對模型的三個回歸系數的穩定性進行了實證分析，採用arma和garch模型對回歸系數的預測能力進行了研究，結果表明組合三因素模型結構不穩定，但短期比長期結構穩定性要高;大部分組合回歸系數時序穩定性較差，同時arma和garch模型對每個回歸系數時間序列進行預測顯示有較好的預測能力。
  19. We analyzed the meso - scale disturbance field and found that the development and spread of inertia - gravity wave had a close relationship with the development and spread of the rain belt. at the initial stages of precipitation, convection instability was strong in the low level above rain region. convection instability could inspire inertia - gravity wave

    對中尺度擾動場分析發現重力慣性波的發展和傳播與雨帶的發展與傳播有密切的聯系：在降水初期，雨區上空低層的對流不穩定較強，對流不穩定可激發出重力慣性波。
  20. The working stress state and the stability of typical blocks of baise rcc gravity dam are computed and studied based on the 3d non - linear finite element method ( fem ) and rigid body - spring element method ( rbsm ). the analysis of failure process, failure mode, failure mechanism of the dam are studied with overload method and combined method in which rock strength parameters are decreased while water load is overloaded to a certain degree. in this paper, the following works are done

    本文充分發揮有限單元法和剛體彈簧元法的優點，對百色rcc重力壩典型壩段（ 9b 、 4b ）地基穩定安全性進行數值分析和計算，從超載法、綜合法等不同角度，對壩基穩定性開展研究，分析壩體和壩基破壞過程、破壞形態和破壞機理，確定壩基可能的滑動路徑和滑移模式，評價工程的穩定安全性。
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