critical parameter 中文意思是什麼

critical parameter 解釋
臨界參量
  • critical : adj 1 批判的,批評的;(在某方面)有鑒定力的 (in)。2 吹毛求疵的;愛挑剔別人的 (of about)。3 ...
  • parameter : n. 1. 【數學】參數,變數;參詞;參項。2. 【物理學】參量;(結晶體的)標軸。3. 〈廢語〉【天文學】通徑。vt. -ize 使參數化。
  1. Next, we discuss a family of biquadratic polynomials with one parameter so that the critical point 0 is a fixed point

    其次,我們討論了臨界點0為不動點的單參數雙二次多項式族;該族可表示為:人( 。
  2. This text expanded the magnetoelastic stability issue of current - carrying component from coil, pole piece to thin current - carrying plates, and used special function to differentiate the critical state of losing magnetoelastic steady, the number value of getting the relevant parameter is solved. the text derives and provides the magnetoelastic movement equation of thin current - carrying plates, the geometry equations and the physics equations, the expression formula of lorent ’ s force, electro dynamics equation through the theory at first

    本文將載流構件磁彈性穩定問題由線圈、桿件拓展到載流薄板,並引入特殊函數判別磁彈性穩定問題的失穩臨界狀態,得到了相關參量的數值關系。首先通過理論推導給出了載流薄板的磁彈性動力學方程,幾何與物理方程,洛侖茲力的表達式,電動力學方程。
  3. Critical parameter of flow

    臨界流動參數
  4. A special critical parameter method was used to derive the approximate expression of the second upto sixth virial coefficient at critical temperature

    3採用一種特殊的臨界參數法導出了第二至第六維里系數在臨界溫度下的近似表達式。
  5. Because of flexible object of wire rope, it is inevitable to produce elastic spread under the load, the value of critical parameter - elastic modulus relates to the precision and safety in designing of machinery

    鋼絲繩屬撓性體,負荷時不可避免出現彈性伸長,其關鍵參數彈性模量的取值問題關繫到機械設計的精度與安全性。
  6. As increasing numbers of broadband users gather in crowded spaces such as airports, hotels, convention centers and workplaces, the most critical parameter of a wireless system will be its spatial capacity, a capability in which uwb technology excels

    隨著愈來愈多的寬頻用戶聚集在擁擠空間,像是機場、飯店、會議中心與辦公室,無線系統最關鍵的一項參數將是空間容量,而超寬頻技術在這項能力上的表現獨占鰲頭。
  7. Quantum capture is a complicated process and capture time computation and experiment test are provided. it is difficult to ascertain carrier ' s transportation and distribution in multiply quantum wels and tunneling time and heating emitting time computations are also provided. optical gain whose formula is complicated is a critical parameter and it is useful for structuring model to obtain a concise formula by means of experiment curve

    詳細說明了確定半導體激光器速率方程的一些重要參量的方法,如:載流子在三維sch區的輸運行為對激光器的調制特性有較大影響;量子阱對載流子的捕獲是一個復雜的過程,文中給出了量子捕獲時間的計算方法以及實驗證明;多量子阱中載流子輸運與分佈也是相當復雜的問題,文中給出了隧穿時間與熱發射時間的計算方法;光增益是關鍵的參量,它的解析式相當繁瑣,由實驗曲線擬合其較為簡明的經驗式,對定模工作是有利的。
  8. In the second part of the thesis, the non - thermal phase transition in high energy collisions is studied in detail in the framework of random cascade model. the relation between the characteristic parameter xq of phase transition and the rank q of moment is obtained using monte carlo simulation, and the existence of two phases in self - similar cascading multiparticle systems is shown. the relation between the critical point qc of phase transition on the fluctuation parameter q is obtained and compared with the experimental results from na22

    文章第二部分中,我們用隨機級聯模型對高能碰撞中的非熱相變作了仔細研究,用montecarlo模擬得到了表徵相變的特徵參數_ q與矩階數q之間的關系,證實了自相似多粒子系統中存在兩相,求出了相變點q = q _ c對起伏參數的依賴關系,並和na22實驗結果進行了比較。
  9. In this paper, monte carlo ( mc ) method is used in the research of distributing of construction duration and computation of time parameter of pert network. according to probability viewpoint, critical line and key degree of activity in the network are also defined. aiming at the limitation of application of the mc in large scale the network, the simplified computational method for the network is presented with quantum probability theory and composite method of path in network

    本文用mc ( montecarlo )方法研究了施工工期的分佈規律和pert ( programevaluationandreviewtechnique )網路的時間參數的計算;用概率論的觀點定義了pert網路主導線路和關鍵度;針對大型施工進度網路mc方法應用的局限性,採用線路合成方法,引進當量概率概念,提出了pert網路的簡化計算方法;根據工程搭接施工網路的特點,將其轉化為廣義pert網路,探討了其施工進度風險的計算。
  10. Utilize sound wave and ultra dark wave detection technique go on general survey on a large scale, through judge to data critical value or through set up this area measure parameter data base, and compare data measured with it, differentiate the quality defect

    即利用聲波和超深波檢測技術進行大范圍普查,通過對數據臨界值的判定或通過建立本地區檢測參數數據庫,並將檢測的數據與之比較,判別質量缺陷。
  11. The precipitation sequence is. - supersaturated solid solution - stoicheometric " phase - growth. with the increase of the composition there is more characteristic of non - classical nucleation and growth, and the order parameter values of critical ordered nucleus decrease. the precipitation sequence is : supersaturated solid solution - nonstoicheometric ordered phase - stoicheometric " phase - growth

    隨濃度增加,大部分亞穩區合金沉澱非經典形核長大的特徵增強,有序相臨界晶核序參數分佈曲線降低,且分佈更加平緩,沉澱序列為:過飽和固溶體非化學計量比有序相化學計量比相長大,非化學計量比有序相併非熱力學意義上的亞穩相,研究工作明確了這一點。
  12. Stay cables of the long - span cable - stayed bridges are susceptible to vibration under wind loading, or wind incorporated rain excitation, or deck motion due to high flexibility, relatively small mass and very low inherent damping, such as vortex shedding, wake galloping, parameter resonance and wind - rain induced vibration. large - amplitude vibration of cables may reduce the life of cables and threaten safe traffic, and has been considered today as one of the most critical problems for this type of bridge

    大跨度斜拉橋拉索具有較小的質量和極低的阻尼,在風、風雨及橋面振動等外部激勵下極易發生振動,如渦激共振、尾流馳振、參數共振和風雨振等,拉索的大幅振動對拉索的使用壽命和橋梁安全運營構成極大威脅,它已成為大跨度斜拉橋急需解決的關鍵問題之一。
  13. As a key parameter of multi - purpose reservoir operation, flood limit water level plays a critical role in achieving the balance between flood control and economic benefit such as hydropower generation and navigation improvement etc

    汛限水位是綜合利用水庫運行和調度的重要參數之一,它影響著防洪效益和防洪風險。
  14. In order to analytically deduce the characteristic scaling law, we have constructed a simplified piecewise linear model that describes the characteristic phenomenon so that we can quantitatively and analytically deduce the sudden change of the rules of the fractal dimension of the strange repeller and the averaged lifetime in the region occupied by the original attractor at a critical parameter value when the repeller disappears

    為了解析地導出這種激變的特徵標度律,我們構造了一個描述這種特徵現象的簡化分段線性模型,並藉助它定量地解析描繪了當奇異排斥子在臨界參數值消失時,奇異排斥子的分數維和在原混沌吸引子區域迭代的平均生存時間的突變。
  15. Results show that clamping angle dominated displacement of anchorage and failure mechanism : surrounding rock and soil compaction is induced by small clamping angle, instead, shear failure occurs in neighborhood soil of leading end of anchorage while clamping angle is big ; anchorage length influenced surrounding rock stress as nonlinear self - organization critical characteristic on interface ; anchorage size contribution to systemic primary monitor parameter is relatively uniform

    研究發現:夾持角控制著錨碇變位和破壞機理,夾持角過小時錨碇壓密圍巖土體,較大時錨碇前端附近土體則產生剪切破壞;錨碇長度影響接觸面圍巖應力量值,表現為非線性的自組織臨界特徵;錨碇體粗細對系統主要監控參數的貢獻相對均勻。
  16. In this paper periodically perturbed hopf bifurcation to lienard equation with limited time delay is sdudied in detail. that is, the influence of small periodic perturbations on system exhibiting hopf bifurcation is sdudied. in particular, the excitation frequency and the critical natural frequency of hopf bifurcation in the cases of harmonic resonance. subharmonic resonance, ultraharmonic resonance, and ultrasubharmonic resonance is discussed. it is shown that in some parameter regions the sestyms exhibit harmonic solution bifurcation, subharmonic solution bifurcation, ultraharmonic solution bifurcation, ultrasubharmonic solution bifurcation and quasi - periodic solution

    本文詳細研究了具有限時滯li nard方程的周期擾動hopf分支,即在該系統經歷hopf分支時,研究小周期擾動對系統的影響,特別是討論了擾動頻率與hopf分支周期解的固有頻率在共振、次調和共振、超調和共振、超次調和共振的情形。
  17. The extent of attenuation is proportional to the parameter under some assumptions in open channel flow. the lack of a sound theoretical basis for predicting the behavior of coarse particles means that experiments play a critical role

    在明渠二維恆定均勻流條件下,經過適當簡化和假定得到的結果表明,懸移質運動起到減弱流體紊動強度的作用,制紊作用隨參數的加大而增強。
  18. The dynamical parameter was regarded as evaluation guideline, and through investigating the change characteristic of the basin and modulus under different destroy boards, different area and different level loads, the identify methods of the pavement bursted have been given and we advise to use synthesize modulus ratio to evaluate the pass - loads capacity of the joints. we have also discussed the influence of different level loads to the joints pass - loads capability, and confirmed the commonness and oneness of the influence of the pass - loads and bursted to the basin and modulus under the critical loads, and the range of the critical loads was also given. basing on the determination of the pass - loads a

    以動態參數作為評價指標,通過研討不同破壞板的不同區域,在不同等級荷載作用下彎沉、模量的變化特性,提出了路面脫空識別辦法以及利用綜合模量比來評價接縫傳荷能力的思想,探討了不同等級荷載對接縫傳荷能力的影響特性,確定了臨界荷載下傳荷與脫空對彎沉、模量影響的共性和單一性,並確定了臨界荷載的范圍,在判定脫空和傳荷基礎上提出了水泥混凝土路面的壓漿效果的評價方法,通過研討荷載與動態模量的關系,對地基的動態性能進行了系統的分析與評價。
  19. By investigating 4 groups of test data of a certain type of engine, 24 original attributions were reduced to 2 groups, each group had 2 attributions, critical parameter combinations for fault diagnosis for liquid rocket engine were obtained ; 213 records were reduced to 5 or 6 records

    分析了某型號發動機的4組試車數據,將原來的24個屬性約簡為2組,每組有2個屬性,得到了在該樣本集中所有可能的、關鍵的、決定性的故障診斷因素的組合。針對每組,將原來的213個記錄分別約簡為5和6個。
  20. The units run with large capacity and critical parameter, systems need to be more reliable and automatic. so that, the automation of thermopower process is becoming the reliable assure of working normally. although a remarkable research activity has been devoted to the application of the industrial process control, the pid cofltro1 technology is still the most popular and commercially available type used in the industrial process control

    火電機組正向大容量、高參數發展,要求系統具有更高的可靠性和自動化水平,這樣就使得熱工自動控制在大型火電機組中的地位也越來越重要,成為大機組安全、穩定和經濟運行的可靠保證。
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