重要的變數 的英文怎麼說

中文拼音 [zhòngyāodebiànshǔ]
重要的變數 英文
important variable
  • 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...
  • 要 : 要動詞1. （求） demand; ask2. （強迫; 威脅） force; coerceⅡ名詞（姓氏） a surname
  • 的 : 4次方是 The fourth power of 2 is direction
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 重要 : important; significant; major
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. Dsp chip is especially fit for digital signal processing, its main application is realizing all kinds of digital siginal processing arithmetics such as clove hitch 、 correlation 、 all kinds of transforms etc. realizing digital filters with dsp is an important application

    Dsp晶元是一種特別適合於進行數字信號處理運算的微處理器，其主要應用是實時快速的實現各種數字信號處理演算法，如卷積、相關以及各種變換等。其中，利用dsp來實現數字濾波器就是很重要的一種應用。
  3. With the view of strenthening the national power and increasing the comeptition, in the international markets, china follows the trend, initiating the course reform, refering to the reform, the formulating national stardard courser ( teaching prog ) would play a guiding role without doubt in teaching and studying, so it is essential to make a compatision and study in annual teaching programme in maths, finding out the variation and difference

    其中涉及的國家課程標準（教學大綱）的制定，無疑對廣大師生有著重要的導向作用。所以有必要對歷年教學大綱進行比較、研究，發現其中的變化、差別，對高中數學教師從事教學工作有切實的指導意義，對國家正在進行的課程改革也有一定的輔助作用。
  4. With the developing trend of large size and large capacity, the turbine ' s natural frequencies are decrescent, maybe reaching the input forces " order of magnitude. so, it is becoming more and more important to analyze the stability of a turbine

    隨著水輪機組朝著大尺寸、大容量的方向發展，其自身的固有頻率也隨之降低，與干擾激振力的頻率屬于同一數量級，因此，水輪機組運行的穩定性就變成更為重要的問題。
  5. Its report, completed in 1973, regarded elderly as being those over 60, and laid down the general approach of elderly services as care in the community or domiciliary care, rather than providing the elderly with care in residential institutions outside the community to which they are accustomed

    踏入八十年代，長者人口數目及占總人口的比例不斷上升，但社會環境的急劇改變，卻大大削弱了家庭及社區照顧長者的能力。如何支援家庭照顧長者，成了一個重要的課題。
  6. Rlean meat percentage is one of the most important economic traints in pig breeding programs. myostatin is a negative regulator of skeletal muscle growth. null or low activity of myostatin, individual muscle of mutant amimals would show a large and widespread increase in skeletal mass. myostatin null animals have significantly larger diameter or more quantity of fiber skeletal muscle. the phenotype was termed double muscling. in order to probe the relation between myostatin and high lean meat rate and plump - hipped trait, we sythesized the c ' 80 amino acids coding sequence of porcine myostatin and costructed the cloning and expressing vector of it

    肌生成抑制素（ myostatin ，即mstn ）是近幾年來（ mcpherrona . c等， 1997 ）發現的骨骼肌生長的負調控因子，它主要在骨骼肌中表達。其活性的喪失，會引起動物肌肉的過度發育，肌纖維直徑變大或肌纖維數增加，表現為雙肌癥狀。肌生成抑制素研究的突破將對豬、肉雞、肉牛等畜禽生產性能的提高具有特別重要的意義。
  7. With the limitation of our learning level and objective case, the variables x1, x2, . ., xm being taken into account are only a part of all relevant variables. the other variables being ticked out may well be more important. so it is not plenty to think about the factor ' s influence on forecasting, the sample ' s information also play its role on forecasting

    一般情況下，對因變量y有影響的因子往往為數極多，而由於我們的認識水平和客觀條件的限制，在問題中考慮進來的自變量x1 ， x2 ， . . . ， xm只是全部有關變量的一部分，其它未被考慮進來的變量完全有可能是更重要的，可見，僅僅著眼于因子對預測的影響顯然不夠，樣品信息也對預測起著重要作用，而且每個樣品對預測所起的作用還互不相同。
  8. Wavelet analysis and neural network have been researched. based on bp neural network, analysing the features of the bp neural network ' s activation function and the structure of the bp neural network, wavelets neural network is constructed with wavelet function. fourier transform has a important role on signal processing, so the fourier transform is introduced. a function ' fourier transform is analysed. after introducing the concept of the wavelet analysis, a serval wavelet functions is given out, so the knowledge of wavelet analysis is better understood. the multiresolution analysis has a important role on constructing wavelet function and understanding the wavelet transform

    小波分析和神經網路得到了廣泛的研究，小波神經網路是在bp神經網路的基礎上，考慮和分析了bp神經網路的激勵函數的特點，以及bp神經網路的結構，結合了小波分析的知識而構造的。傅里葉變換在信號的處理起重要的作用，所以介紹了傅里葉變換、離散傅里葉變換和加窗傅里葉變換，並對一函數作離散傅里葉變換分析。
  9. The 2007 - 2008 uci track cycling world cup gets underway on november 30 at sydney ' s dunc gray velodrome, where a record number of entrants will pursue all important points toward olympic qualification

    2008 uci跑道騎車的世界盃在悉尼的敦克?格雷室內賽車場在11月30日變得在進行之中，在進入者的一個記錄數字將向奧林匹克資格追求所有重要的點的地方。
  10. The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve

    本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試，其對今後進一步深入研究和應用三維模型解決工程實際問題，完善模擬方法、提高模擬水平，真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。
  11. Early determination of patient - entilator asynchrony, air - leaks and ariation in respiratory parameters is important during mechanical entilation

    在機械通氣過程中，非同步呼吸患者的早期決斷、呼吸參數的漏氣和變異是（非常）重要的。
  12. ( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng

    （ 3 ）選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型，利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物荷載共同作用下的變化趨勢，預計出斷層帶的長期發展趨勢，這對羅湖建成區的地質災害防止工作有重要的指導意義。
  13. The research described in this thesis played an important role in the first assessment system that can be clinically used in lower - limb socket design. the system can offer designers more quantitative information and make the current casd / casm system more effective. it can also be used as an effective tool to perform parametric evaluations

    本文工作為世界上第一個可直接應用於臨床的接受腔評價系統的建立做出了重要貢獻，該系統可提供假肢接受腔設計的定量化依據，其應用將改變傳統的接受腔設計流程、提高設計效率，同時也可作為研究者們進行參數分析的平臺，具有重要的學術意義和應用價值。
  14. The innovations of this thesis can be summarized into three points. firstly, the average relative velocity is introducd into a novel adptive weighted clustering algorithm as one important parameter of weight, then it increases the stability and self - adaptability of cluster head. secondly, a new approach to calculating weight is suggested by integrating subjective and objective factors. it is verified by comparison with other approaches to selecting weight. thus the velocity of weight responding to the changes of network topology is increased. finally, using a som neural network to create a classifying model enables every node to learn to identify by itself the role in manet

    本文的創新點有三個:首先本文在wca和aow分簇演算法的基礎上，引入了平均相對移動速度作為權值重要的參數，提出了一種新的基於權值的自適應分簇演算法，提高了簇頭在移動中的穩定性和自適應性;其次，提出了利用主客觀綜合賦權法確定權重的權值計算方法，通過與其他權重選擇方法比較，網路結構變化的權值響應速度得到了改進;最後，論文利用自組織特徵映射神經網路建立分類模型，使得網路中的節點可以自學習地確定簇中角色。
  15. This paper includes the architecture diagram and important flowcharts of the system, discus ses in depth the generation and utilization of conditional rules, and presents the design of important modules which perform the packet - sniffing, muti - variant statistics and association detecting. some key data structures are listed, with description of important functions in the implementation

    文中給出了該原型系統的總體結構圖和重要流程圖，較為詳細地介紹了條件規則的生成與使用，給出了數據包捕獲、多變量統計、關聯檢測等重要模塊的設計，列出了重要的數據結構，並對實現中所使用的主要函數做了說明。
  16. Since the temperature difference was most important parameters in thermal effects calculation, a combined temperature difference method considered year temperature difference and day temperature difference was put forward. with the combined temperature difference obtained from field tests, a lot of calculations have been done by finite element method ( fem ), considering of different structural measures. the law of displacement and stress in cshbb was presented and a relative displacement formula was deduced

    在介紹小砌塊建築的溫度作用分析方法的基礎上對溫度作用計算中最重要的參數? ?溫差取值進行了探討，提出了同時考慮年溫差和日溫差影響的組合溫差取值方法；根據各種不同的組合溫差取值方法，結合現場實測數據給出了試點建築的組合溫差取值，並考慮了不同構造措施的影響，對試點建築進行了有限元的溫度效應計算；給出了小砌塊建築的位移變化規律和應力變化規律以及層間相對位移的計算表達式。
  17. According to our experimental investigations of varying load amplitude, it was found that the phenomena of fatigue crack growth retardation occurred for pmma material following a high overload cycle exerted among the regular constant amplitude load cycles, the ratio of peak value of overload to that of the regular cycles should be over at least 1. 35 to make the retardation taking effect. the experiment scheme for measuring the shutting - off ratio of overload ( defined as the overload ratio when da / dn < 10 - 7 / cyc. )

    本文試驗分析了變幅載荷對裂紋擴展的影響，證實了有機玻璃也存在超載遲滯現象，通過金相觀察分析，提出超載遲滯的過程實際上是裂紋前緣萌生新的裂紋的過程的觀點，同時提出超載遲滯的合理的解析，並且給出超載遲滯比，為隨機載荷下疲勞擴展模型的建立提供了一個重要的參數。
  18. 7. 2 the most important single variable in this context is the size of the private vehicle fleet, since this is known from experience to be manageable via fiscal measures

    7 . 2在這項研究中，最重要的變數是私家車的數目。從經驗所得，私家車數目可透過財政措施加以控制。
  19. For further researching the influence on the phase transition curve by these parameters, we first present discussions on the " cigar type " phase diagram by the normalized pressure or the ratio of the mixed energies. we fixed the other parameters and changed the normalized pressure or the ratio of the mixed energies only. the results show that the lattice structure, the phase transition normalized temperature and the coexistence area of the phase diagram changed with the variety of the given parameters in certain regularity

    參戮對相圖的店響約化壓強和勢參數對相圖來說都是很重要的參數，為了更深人的研究約化壓強屍和勢參數對相圖的影響，我們首先討論了在其他參數都不變的情況下，約化壓強p對「雪茄型」相圖的影響，即研究當約化壓強屍增大或減小時，系統的結構、相變溫度、相圖的共存區域等的變化規律；接著，我們又討論了在其他勢參數和約化壓強都不變的情況下，改變混合能比（ 。
  20. Therefore, we need more concrete function to better discribe the variation of some biological populations in our real world. the two important indexes r ( t ) and k ( t ) of logistic equation are asmptotic periodic function, and discussed by author. the asmptotic solution of the asmptotic periodic logistic function is obtained

    因而，為了更好地刻劃客觀世界，我們需要用更加符合客觀實際的函數來描述生物種群的變化，於是作者對logistic方程的兩個重要的參數r （ t ） ， k （ t ）分別是漸近周期函數時，研究漸近周期logistic方程的漸近周期解，並且得到了解的存在性，唯一性，全局吸引性等一些良好的性質
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