準穩定狀態 的英文怎麼說

中文拼音 [zhǔnwěndìngzhuàngtài]
準穩定狀態 英文
metastable state
  • 準 : Ⅰ名詞1 （標準） standard; guideline; criterion; norm 2 （目標） aim; target Ⅱ動詞1 （依據; 依照）...
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 定 : 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...
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 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...
  • 狀態 : status; state; condition; state of affairs: （病的）危險狀態 critical condition; 戰爭狀態 state o...
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上，提出了以準彈性臨界作為穩定臨界準則的設計極限狀態，分析了按該準則設計的大壩的實際工作狀態，導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式，探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值，並與現行規范方法進行了比較
  2. 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。
  3. According to whether there are later tectonic activities or not it can be divided into mountain planation surface, lower planation surface and buried planation surface. according to active condition, it can be divided into active surface, dormant surface, exotic surface and defunct surface. taking the base level into consideration, it can be divided into sea - eroded and deposited planation surface, denudated planation surface, snowline planation surface and upper eroded planation surface

    依據夷平面形成后是否遭到後期構造變動將夷平面分為山地夷平面、原地夷平面和埋藏夷平面；依據夷平面的活動狀態可分為活動面、休眠面、外來面和廢止面；依據侵蝕基準面可分為海蝕-堆積夷平面、剝蝕夷平面、雪線夷平面和上部剝蝕夷平面；依據基底可分為穩定地帶上的夷平面和活動地帶上的夷平面；依據氣候帶可分為準平原、山麓面和聯合山麓面、雙層水平面和刻蝕平原、凍融山足面和凍融剝夷平原。
  4. The wheel tracking test perfectly simulate the field stress status, simple and applicable. the deformation and ds ( dynamic stability ) of the wheel tacking test are becoming the criterion of rutting resistance

    車轍試驗較好地模擬現場應力狀態、簡單實用，車轍試驗的變形量和動穩定度值逐漸成為抗車轍能力的重要標準。
  5. 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。
  6. On the basis of bishop, fem ( finite element method ), dem ( disturbing energy method ), ann ( artificial neural network ) and ai ( artificial intelligence ), the thesis has study in details about the stability analysis, condition forecast, repair mode selection of the landslide, and obtain some significative conclusion

    本文結合實例，運用簡化畢肖普法、工程數值模擬技術-有限元法、基於系統能量準則的干擾能量法、神經網路理論及人工智慧理論等多種手段，從不同角度對滑坡的穩定分析、狀態預測、整治方案選取等進行了較為深入的研究，得出了一些有意義的結論。
  7. Validate system load flow and fault models using instantaneous voltage angles. use system - state measurements to increase stable system loading through reduced margin requirements

    批準電力潮流和故障類型使用瞬時電壓角度.通過縮減利潤需求，使用系統狀態測量以增加穩定的系統負荷
  8. This powerful negative feedback loop would have tended to stabilize earth ' s temperature and atmospheric composition at exactly the point at which the layer of organic haze began to form

    如此強大的負回饋循環，有助於穩定地球的溫度與大氣組成，使其精準維持在有機霾層形成之初的狀態。
  9. This paper is a study on test scheme of performance indexes in an o - e stabilized system that can support several sensors. the system is driven by a muti - loop controlling unit which supplies signals to track / piont target and to stabilize the line - of - sight ( los ), while moving, with high accuracy

    本文是關于包含多環控制的多傳感器光電穩定系統性能指標測試方法的研究。該系統能夠在運動狀態下提供高精度的控制信號進行對目標的跟蹤和瞄準線的穩定。
  10. In order to gather the insulation condition information of equipment quickly and accurately for on - line monitoring, it ' s necessary to build a real - time, credible insulation information transmission system with the capability of transfer bulk data

    實現在線監測，首先要能及時、準確地獲得現場設備的絕緣狀態信息，因此，建立一個能實時、穩定、快速地傳輸大容量數據的絕緣信息傳輸系統是十分必要的。
  11. But in fact, it is difficult for a rotor to steadily and nicely rote at a certain speed. people have been expecting to identify the unbalance quickly and exactly with the information obtained from the rotors operating at unstable speed

    而實際當中，轉子很難準確穩定在一個轉速下運行，人們一直希望能通過轉子在非穩定轉速運轉狀態下獲得的振動信息，快捷的確定轉子的不平衡量，即瞬態平衡，但目前尚未有成熟可行的辦法。
  12. The available potential energy has been computed by reference to a statically stable reference state.

    可用勢能是以「靜力穩定」參考狀態為基準計算的。
  13. Then, use galerkin principle to put the stability equation in order for the special function the mathieu standard form, and utilize the boundary of the mathieu solves ’ steady area and unsteady area, namely special relationships of and, draw the discrimination equation of losing the magnetoelastic steady critical state

    然後，應用galerkin原理將穩定性方程整理為特殊函數馬丟方程的標準形式，並利用馬丟方程的穩定解區域與非穩定解區域的分界，即系數和的本徵值關系得出了磁彈性最低失穩臨界狀態的判別方程。
  14. The standard is proposed to verdict the limit state of fire - suffered reinforced concrete component in the thesis, that is, losing stability, integrity and thermal insulation, and limit state of load bearing capacity is mainly discussed

    本文提出鋼筋混凝土結構構件火災下極限狀態的判別標準：失去穩定性、失去完整性、失去絕熱性，並針對穩定性（承載力極限狀態）進行研究計算。
  15. But in more situations the random variables generating counting processes may not independent identically distributed, and in all kinds of dependent relations, negative association ( na ) and positive association ( pa ) are commonly seen. the research and apply in this aspect are rather valuable. in chap 2 we prove wald inequalities and fundamental renewal theorems of renewal counting processes generated by na sequences and pa sequences ; in chap 3 we are enlightened by cheng and wang [ 8 ], extend some results in gut and steinebach [ 7 ], obtain the precise asymptotics for renewal counting processes and depict the convergence rate and limit value of renewal counting processes precisely ; at last, in the study of na sequences, su, zhao and wang ( 1996 ) [ 9 ], lin ( 1997 ) [ 10 ] have proved the weak convergence for partial sums of stong stationary na sequences. however product sums are the generalization of partial sums and also the special condition of more general u - statistic

    但在更多的場合中，構成計數過程的隨機變量未必相互獨立，而在各種相依關系中，負相協（ na ）和正相協（ pa ）是頗為常見的關系，這方面的研究和應用也是頗有價值的，本文的第二章證明了na列和pa列構成的更新計數過程的wald不等式和基本更新定理的一些初步結果；本文的第三章則是受到cheng和wang [ 8 ]的啟發，推廣了gut和steinebach [ 7 ] ）中的一些結論，從而得到了更新計數過程在一般吸引場下的精緻漸近性，對更新計數過程的收斂速度及極限狀態進行精緻的刻畫；最後，在有關na列的研究中，蘇淳，趙林成和王岳寶（ 1996 ） 》 [ 9 ] ，林正炎（ 1997 ） [ 10 ]已經證明了強平穩na列的部分和過程的弱收斂性，而乘積和是部分和的一般化，也是更一般的u統計量的特況，它與部分和有許多密切的聯系又有一些實質性的區別，因此，本文的第四章就將討論強平穩na列的乘積和過程的弱收斂性，因為計數過程也是一種部分和，也可以構成乘積和，這個結果為研究計數過程的弱收斂性作了一些準備。
  16. The linear scale before and after log is an effective way to inspect the reality and accuracy of the log curves, such as downhole signal ' s amplitude limit or not and serious distortion, the variable density logging tool ' s signal linear amplification and working stability

    測前、測后線性刻度對分析、判定變密度測井曲線的真實性與準確性體現在對井下波列的限幅與畸變程度、檢測儀器的線性放大狀態和穩定程度。
  17. Based on analyses for the reason of the inaccuracy and the controlled status of the radiation - measurement equipment, this paper points out that the calibration of the radiation - measurement equipment has to be performed periodically during verification intervals, which is determined by the status of the equipment and stepwise weighting method

    摘要通過對檢定間隔期內輻射計量器具量值超差失準原因及受控狀態統計分析，提出檢定間隔期中應按計量器具穩定性情況和分級加權法確定的動態檢定周期實施計量器具動態檢定校準，以保證計量器具狀態受控，確保醫療質量。
  18. This platform is used for testing the performance of su - 27 aircraft and 31e - mk optoelectronic collimation integrated system. it uses all - digital servo control system to enhance the performance of the simulation platform in order to get higher precision and better stability

    其用於在內場檢測蘇二七飛機31e - mk光電瞄準綜合系統的工作性能，在本模擬狀態中採用全數字伺服控制系統，使模擬轉臺控制精度更高，穩定性更好。
  19. The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach, the inverter ’ s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done. prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed

    以全橋橋式拓撲為例，論述了雙向電壓源型高頻環節逆變器單極性移相控制的原理、逆變器在一個高頻開關周期內的十二個工作模式及其等效電路;採用狀態空間平均法建立了逆變器平均模型，獲得了這類逆變器的關鍵電路參數的設計準則和外特性曲線;分析了系統穩定性，並對逆變器高頻環節原理進行了數學分析。
  20. So in normal atoms with electrons in stationary states, the probability of the electron being within the nucleus ( or somewhere else in atom within similarly small volume ) is nearly zero according to the uncertainty principle ( it is nearly zero as the nucleus has a volume and is not a point )

    因此在正常具有電子的原子里處于穩定狀態，電子在核內的概率（或者處于原子里的某處類似小體積）是幾乎為零按照測不準原理（它幾乎為零如同核子具有體積而不是零那樣） 。
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