時效曲線 的英文怎麼說

中文拼音 [shíxiàoqūxiàn]
時效曲線 英文
time-activity-curve
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 曲 : 曲名詞1 （一種韻文形式） qu a type of verse for singing which emerged in the southern song and ji...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 時效 : 1 （在一定時間內能起的作用）effectiveness for a given period of time2 [法律] prescription3 [冶金...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In this paper, using the program ( epagpll ), the bored testing pile group of the chinese architecture science and research institute at luokou area are analysised. the comparisons among analytical results of four constitutive models of soil are made, and the deformation of piles and soil, the soil resistance of the piles, the friction beneath cap, the aclinic displacement of the ground soil before piles and the failure pattern of pile group are discussed in detail

    本文利用所編的程序，對上海地區豎向荷載作用下的單樁的流變效應進行了分析，並通過樁體位移?時間關系曲線，確定軟土地基上豎直受力樁的承載力，分析了豎直受力樁的最終沉降量的大小，並結合《上海地區地基基礎》地方規范就程序計算結果進行了對比。
  2. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理，本文通過對不同淬火溫度，回火溫度，回火時間下的力學性能指標的對比及顯微分析，認為微合金元素的細化晶粒，馬氏體的回火分解，殘余奧氏體的轉變，第二相的沉澱析出共同決定了微合金鋼的強韌化情況，特別是由於微合金元素的存在，其細化晶粒及其碳氮化物的沉澱析出，導致鋼的良好的強韌性，並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應，會在硬度曲線中產生明顯的二次硬化現象。
  3. In the section 3, we calculated the threshold and efficiency of double resonance oscillator ( dro ) in plane wave of clbo ; we also got the efficiency curves of clbo in gaussian beam

    第三章分析和數值模擬計算了平面波雙諧振情況下clbo晶體的振蕩閾值和轉換效率曲線，同時給出了高斯光束的轉換效率曲線並與bbo晶體進行了比較。
  4. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得最大經濟效益為目標，利用「等面積特性」和「補償電流等分特性」理論。推導了應用於變電站的「時間?電流」曲線關系中存在的最佳補償關系，以及應用於配電線路的「長度?電流」曲線關系中存在的最佳補償關系，及補償后的經濟效益計算模型。
  5. The mathematical statistics method and extrema variance clustering method can be used to visible automatic classifying and reading of logging curves. the lithofacies classifying program basing on multi - mineral model analysis presents a new method to analyze logging - facies and more accuracy and visualized logging facies section can be reached by using this method. in addition, it supplies reliable lithologic layering reference for search and evaluation of oil / gas caprock and it also made up for the high cost of core - drilling and the inaccuration between lithic fragment description and depth

    採用基於「數理統計-極值方差聚類法」的面向對象可視化操作方法可有效地解決測井曲線的可視化自動分層取值問題；而基於多礦物模型分析的巖相劃分程序又提供了一種新的測井相分析方法，能得到更為準確直觀的測井相剖面，為尋找和評價油氣蓋層提供了可靠的巖性分層依據，同時彌補了鉆井取心費用高和錄井巖屑描述與深度有誤差的缺陷。
  6. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊，對輸入的實驗數據進行了最小二乘法的曲線擬合；根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗，並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時，採用當前比較先進的web技術，實現了基於jsp的磁致伸縮換能器web電氣模擬系統，該系統具有良好的人機界面和資源共享、信息發布功能。
  7. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點，並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度（底部高度）與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析，獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線，同時對油泵定子成形過程的影響因素等進行了分析，優化並獲得了合理的溫擠成形工藝及模具參數。最後，利用模擬優化獲得的各項工藝參數進行生產實驗，得到實際生產出的合格油泵定子件，並將模擬結果與生產實驗結果進行比較。
  8. It has been shown that : with the increase of the kerr medium intensity parameter u, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid, the antibunching effect becomes strengthened ; with the increase of n, the interaction between the field and atoms gradually becomes weak, however, the interaction between the field and the kerr medium gradually becomes strengthened and happen in advance ; with the increase of the coupling constants of two atoms, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid too, the antibunching effect becomes weak

    結果表明：隨著值的增加，光子統計演化曲線的rabi振蕩的幅度減小，振蕩頻率變快，系統的反聚束效應增強；隨著初始場強（ ? ）的增大，場與原子的相互作用逐漸減弱，而與介質的相互作用逐漸加強並提前發生。隨著原子間耦合系數g的增大，光子統計演化曲線的rabi振蕩的幅度減小且振蕩周期縮短，同時，系統的反聚束效應減弱。
  9. A model of the interface state density distribution near by valence band is presented, and the dependence of the threshold voltage on temperature, the c - v characteristics and the subthreshold characteristics are predicted exactly with this model ; the effects of s / d series resistance on the output characteristics, transfer characteristics and effective mobility of sic pmosfets are analyzed. thirdly, the output characteristics and the drain breakdown characteristics are modeled with the procedure medici. the output characteristics in the room temperature and 300 ? are simulated, and the effects of gate voltage. contact resistance, interface state and other factors on sic pmos drain breakdown characteristics are analyzed

    提出了一個價帶附近的界面態分佈模型，用該模型較好地描述了sicpmos器件閾值電壓隨溫度的變化關系、 c - v特性曲線以及亞閾特性曲線；分析了源漏寄生電阻對sicpmos器件輸出特性、轉移特性以及有效遷移率的影響；論文中用模擬軟體medici模擬了sicpmos器件的輸出特性和漏擊穿特性，分別模擬了室溫下和300時sicpmos器件的輸出特性，分析了柵電壓、接觸電阻、界面態以及其他因素對sicpmos擊穿特性的影響。
  10. During the instantaneous frequency estimation of lfm, there exists some error in the edge, so in the dissertation, a fitting method is proposed to modify it. from the computer simulation, the following result is obtained : for cw, the method based on cwt is most effective, and with the snr rising, the error curve of it is more and more closer to crb. for lfm, the method based on wvd gives the best result, and the effects of cwt and stft are similar for multi - component signal, compared to stft and wvd, cwt is a better choice

    通過模擬發現，在單頻回波的瞬時頻率估計中，基於cwt的方法最為有效，隨著信噪比的提高，其均方誤差曲線越來越接近克拉美?羅界；在線性調頻回波的瞬時頻率估計中， wvd法得到的效果最好，而cwt與stft法的估計效果比較接近；在多分量信號的瞬時頻率估計中，相對于stft和wvd法， cwt法是一個更好的選擇。
  11. The experimental results is shown as followings : ( 1 ) the cyclic flow stress - strain curves in an incremental step test could be expressed as the power law relation : ( 2 ) when the strain amplitude is lower during cyclic deformation tests under constant strain control, softening firstly appears, then gradually hardens with the increasing numbers of cycle ; when the strain amplitude is higher, hardening firstly appears, then gradually softens

    試驗結果表明： （ 1 ）循環流變應力與應變的相互關系曲線均符合冪律關系式： （ 2 ）在室溫下進行恆應變幅循環變形過程中，當所控制的應變幅較小時，該材料首先出現循環軟化，之後隨循環周次的增加直至循環失效前該材料出現了硬化現象。當應變幅較大時，該材料開始出現硬化，然後隨循環周次的增加才出現軟化。
  12. Special - shaped column frame with ved, frd and f - ved are analyzed under minute earthquake and disastrous earthquake, which are compared to that of r. c. special - shaped column frame. the results indicates that the new system with ved, frd and f - ved can effectively reduced the seismic responses than special - shaped column frame ; and that it is more obvious for r. c

    最後本文對設置ved 、 frd和f - ved的異型柱框架結構在水平地震作用下的反應進行了時程分析，通過與純異型柱框架結構在同一地震作用下的時程曲線進行比較，得出以下結論： 1 ）採用設置ved 、 frd和f - ved的異型柱框架消能減震結構體系可以有效減小地震反應； 2 ）設置f - ved的異型柱框架結構的減震效果比設置ved或frd更明顯。
  13. Multi - media shows of self - propelled gun are accomplished including curve simulation, texturing, lighting technology voice effect, flame effect, etc. vii ) distr ibuted real - time dynamics simulation system for virtual self - propelled gun, which is a solid basis for virtual - reality gun, is set up through lan, based on tcp / ip protocol, opengl, client / server, object oriented, etc

    在3dmax開發環境中，利用紋理、光照等技術進行了自行火炮的真實感建模，通過曲線擬合，模擬火炮各個部件在發射過程中的運動規律，並結合聲音和炮口火焰效果，實現了自行火炮發射動力學的多媒體描述。 7 、基於tcp ip協議、 opengl 、 client server 、面向對象等技術，在lan平臺上建立了火炮發射動力學分散式實時模擬系統，為研究虛擬火炮打下了堅實基礎。
  14. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究，內容包括： （ 1 ）本文採用有限長行波面電流作用於有限長鐵芯上的模型，引用了氣隙磁場一維解，研究了單層繞組磁場，奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較，簡單介紹了二維解； （ 2 ）用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析，並分析了結果； （ 3 ）用軟體進行了額定電壓下的瞬態分析，得到了轉矩，位移，轉速隨時間變化曲線圖，利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較，採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。
  15. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。
  16. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容： ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程；以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函數有更深的理解，對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎； ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論，並對衛星移動通信通道建模的研究工作提出了一定的看法； ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤；並從接收信號功率的角度出發，通過理論推導及模擬曲線擬合重新證明了在鄉村環境下，這兩個模型的確是具有等同性的；從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時，可以只採用corazza模型來對實際的通道進行建模，這樣可以避免重復的建模工作並提高研究工作的效率和準確性； ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果，保證了該模型在硬體實現時的可靠性和可行性，從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現時的風險。
  17. The one - dimension effective fpk equation of colored noise serves as our starting point to evaluate the effect of noise color on communication system design. the theory of ber versus input snr per bit is developed and a new procedure to determine the system parameters that influence the minimum ber is proposed. it is shown that the communication system ' s performance is related to the turnable system parameters as well as the noise correlation time

    在指數相關高期色噪聲情況下，本文以一維有效色噪聲fpk方程作為研究的出發點，理論分析了限帶高斯色噪聲通道中脈沖幅值調制數字信號傳輸的誤碼性能，給出了非線性接收器的接收性能曲線，充分體現了噪聲相關時間的影響。
  18. In this paper, the practical data is analysed and get a good effect. it proves that it is vailed for vti layers using the approximation moveout formula in this paper. this method has a good foreground

    本文還結合實際資料進行了分析，取得了較好的效果，說明了用本文建立時距曲線擬合公式進行橫向各向同性介質多波速度分析是可行的，且具有廣闊的發展前景。
  19. Then some optimal models of water supply networks are enumerated and some factors which can influence the optimal results are analyzed such as the efficiency of pump station, the temporal value of fund, the curve of water consumption and the coefficient of water supply energy and so on

    接著，列舉給水管網優化設計的數學模型，並分析影響目標函數優化結果的各種因素，例如泵站效率、資金時間效率、用水量變化曲線、供水能量變化系數等。
  20. The combined effect of the soil, structure and seismic wave was considered in the analysis and the time - dependant curves of earthquake - induced differential settlement of the building were obtained according to differential probability of seismic ground motion

    考慮了土層、建築物荷載分配、地震動波形等影響因素對不均勻震陷的協同作用效果，依據不同超越概率下的地震動給出了建築物不均勻震陷時程曲線。
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