準穩定態的 的英文怎麼說

中文拼音 [zhǔnwěndìngtàide]
準穩定態的 英文
quasi-stable
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : 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...
  • : 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
  • : 4次方是 The fourth power of 2 is direction
  • 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. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一成效:構建了基於pci總線微機實時圖像採集系統;在採集布料總圖(鳥瞰圖)基礎上,通過數字圖像數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像邊緣,對輪廓矢量化象素點進行搜索,得到相應圖案矢量圖,從而確絎縫加工軌跡,生成加工指令;在進給加工過程中,主計算機對動局部圖像與總圖(鳥瞰圖)對應部分進行圖像相關匹配計算,應用數字圖像理論,結合神經網路計算改進最速下降法和模擬退火演算法,提出獨特而有效相關迭代初始值賦值方法,形成、高速和相關運算,實現單針絎縫視覺測量和自動控制。
  2. 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方式基礎上,提出了以彈性臨界作為臨界設計極限狀,分析了按該則設計大壩實際工作狀,導出了以彈性強度儲備系數為設計安全指標審查公式以及形式與抗剪斷公式相同簡化公式,探討了量計算考慮各種因素影響相應設計安全系數合理取值,並與現行規范方法進行了比較
  3. 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)駕駛疲勞平衡性是通過在力檢測臺上描繪人體重心軌跡方法,提出檢測駕駛員疲勞平衡指數,在不同狀下(傾斜度15 30 『以及閉目等狀下)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、駕駛速度等關系研究,提出了不同年齡、不同條件下最大連續安全駕駛時間標,日駕駛時間標,最大安全行車速度標等。
  4. Two different kinds of approximate theories for analyzing colored noise are employed in the nonlinear system. then effects of the colored nature of the noise on the statistical properties of the laser system, the stochastic resonance of bistable system, and the steady - state probability current of quasi - periodic system are investigated

    本文主要通過兩種不同色噪聲近似理論,分析了非線性系統噪聲有色性對激光系統統計性質、周期性系統幾率流和雙系統中隨機共振現象影響。
  5. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成位系統中,速度環參數隨負載特性;電網電壓;給工況而攝動是不容忽視.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環離散滑模控制時,必須針對速度環(即位置環控制對象)參數攝動范圍採用「對象參數攝動離散滑模控制器設計方法」 ,以確保系統在參數攝動時性和快速、無超調、優良動品質.為剖析該設計方法控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意結果
  6. Finally, the atomic coherent population trapping is studied in a multilevel laser - induced continuum structure system including cascade two - photon processes by means of quasi - classical theory. the condition leading to the atomic coherent population trapping and the dark state are given explicitly. the effects of atomic initial state and the laser intensity on the populations distributed in the atomic bound states are discussed

    我們還運用經典理論研究了含級聯雙光子過程多束縛激光場誘導原子連續結構系統中原子布居數相干俘獲,給出了產生相干俘獲條件及暗表達式,討論了原子初和激光強度對原於布居數影響,揭示了原子相干對rydberg原子重要作用。
  7. Because the air - borne imaging system is required a far acting distance and the focal length of its optical system is long. influenced by the unsteady or moving platform mounted on plane, the change between the frames of image sequence is more. problems of image fuzziness and instability tend to be striking out, which becomes a bottleneck restricting the air - borne reconnaissance, collimation, evaluating beat effect

    機載光電成像系統,由於要求作用距離遠,故其光學系統焦距長,受其載體姿變化和振動影響,圖像序列幀間變化過大,造成觀察者覺得模糊、不,己成為制約空中偵察、瞄、打擊效果評估等功能瓶頸。
  8. So, in this paper, its main researches are to make use of both disequilibrium economics theory and chaotic economics theory to study the market price models ; according to the economic movement, to improve the traditional cobweb models and set up nonlinear and disequilibrium cobweb models, which are more accurate, scientific, and able to describe practical economy ; then to analyze commodity price fluctuation and stability on the established models with the change of the parameters ; finally to draw some conclusions

    據此,本文將非均衡理論及非線性混沌理論同時應用於市場價格模型中進行研究,對傳統蛛網模型加以改進,從現實經濟系統運作實際情況出發,建立更加確、科學,更能反映經濟現實非線性非均衡蛛網模型,並對所建立模型進行動分析,研究了各種參數條件下價格波動性問題,從而得到若干結論。
  9. The information extending method and curve fitting method, which deals with data in the complementary system of wams and scada, are discussed. secondly, traditional transient stability analysis method starts at the static

    傳統暫分析方法是從故障前平衡點開始,然而實際系統總是處在或大或小擾動之中,因此,這種分析方法不能確地表現系統真實運行情況。
  10. A novel dynamic evolutionary clustering algorithm ( deca ) is proposed in this paper to overcome the shortcomings of fuzzy modeling method based on general clustering algorithms that fuzzy rule number should be determined beforehand. deca searches for the optimal cluster number by using the improved genetic techniques to optimize string lengths of chromosomes ; at the same time, the convergence of clustering center parameters is expedited with the help of fuzzy c - means ( fcm ) algorithm. moreover, by introducing memory function and vaccine inoculation mechanism of immune system, at the same time, deca can converge to the optimal solution rapidly and stably. the proper fuzzy rule number and exact premise parameters are obtained simultaneously when using this efficient deca to identify fuzzy models. the effectiveness of the proposed fuzzy modeling method based on deca is demonstrated by simulation examples, and the accurate non - linear fuzzy models can be obtained when the method is applied to the thermal processes

    針對模糊聚類演算法不適應復雜環境問題,提出了一種新進化聚類演算法,克服了傳統模糊聚類建模演算法須事先確規則數缺陷.通過改進遺傳策略來優化染色體長度,實現對聚類個數進行全局尋優;利用fcm演算法加快聚類中心參數收斂;並引入免疫系統記憶功能和疫苗接種機理,使演算法能快速地收斂到最優解.利用這種高效聚類演算法辨識模糊模型,可同時得到合適模糊規則數和前提參數,將其應用於控制過程可獲得高精度非線性模糊模型
  11. 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;依據夷平面活動狀可分為活動面、休眠面、外來面和廢止面;依據侵蝕基面可分為海蝕-堆積夷平面、剝蝕夷平面、雪線夷平面和上部剝蝕夷平面;依據基底可分為地帶上夷平面和活動地帶上夷平面;依據氣候帶可分為平原、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。
  12. 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、簡單實用,車轍試驗變形量和動度值逐漸成為抗車轍能力重要標
  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地質環境與工程實際情況,在充分考慮水對庫岸滑體性影響前提下,提出了一個適用於長江三峽庫岸滑坡體性分析綜合分析評價體系,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研究成果: ( 1 )研究結果發現,水活動是新滑坡形成或古滑坡復活主要因素,一方面是由於地下水位升高降低了滑坡體有效應力,另一方面是由於地下水長期浸泡降低滑體及滑帶力學強度,這兩方面因素均將直接降低滑坡性; ( 2 )針對三峽庫區特殊條件,系統分析了作用於三峽庫區滑坡體上力系和庫水位在175m與145m間變化時滑體條塊受力變化,從而使對作用於滑坡體上力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀) 、雨季(暴雨或長期降雨狀) 、 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,並具體給出了相應作用荷載計算方法,使在庫區岸坡滑體性分析評價時對計算工況選擇及其作用荷載計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體性綜合分析評價系統,使對滑坡體性分析計算更方便、更確; ( 5 )將上述滑坡體性綜合分析評價系統應用於重慶市豐都縣名山滑坡性分析具體事例中,分析結果表明,本文所提出滑坡體性綜合分析評價方法對三峽庫區滑坡性分析是實用可行
  14. 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,從不同角度對滑坡分析、狀預測、整治方案選取等進行了較為深入研究,得出了一些有意義結論。
  15. During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied

    在溫度場模擬中,模擬結果表明,保壓時間是影響製件成形質量關鍵因素之一,擠壓速度、液金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場影響也很大,需進行參數之間協調,只有當變形區內部始終維持時,才能實現液-固擠壓成形過程;在變形場模擬中,根據液浸滲擠壓成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場變化規律,研究了模角對變形和金屬流動影響及變形力變化過程和其影響因素。
  16. Validate system load flow and fault models using instantaneous voltage angles. use system - state measurements to increase stable system loading through reduced margin requirements

    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,使用系統狀測量以增加系統負荷
  17. Direct torque control using space vector modulation ( svm - dtc ) scheme is discussed and the detailed designed, including space vector choosing and modulating, to overcome the control difficulties coming with the characteristic of low inductance. comparing with the basic dtc, the simulation results confirm the feasibility and good performance of this strategy. in order to reduce the torque error in dynamic state resulted from the nonlinear relationship between the torque and torque angle, a proportional - plus - integral ( pi ) torque controller with variable proportion is presented to ensure exact and quick control of torque in dynamic state

    系統闡述了永磁同步電機直接轉矩控制理論,分析了改進后svm - dtc控制策略,並具體設計了控制技術實現方案,包括參考矢量生成和空間電壓矢量調制方法;為減小電磁轉矩與轉矩角非線性關系這一因數給電機電磁轉矩動調節造成誤差,本文實現了變比例系數轉矩pi調節器方案,確保了系統同時,實現了電磁轉矩在動過程中快速而確調節。
  18. Nuclear energy. fuel cycle technology. waste. standard method for testing the long term alpha irradiation stability of solidified high level radioactive waste forms

    核能.燃料循環技術.廢料.高放射性固化廢料形長期輻射測試方法
  19. According to the national standard and the test evaluation method on the vehicle steering stability, the simulation tests under typical working conditions such as steady steering and steering return - to - straight ability test were performed and discussed

    按照國家相關整車操縱試驗評價方法和標,重復進行了整車、轉向回正等幾種典型工況模擬試驗與分析。
  20. Standard test method for treestand static stability and adherence

    Treestand靜試驗方法
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