第一次導數 的英文怎麼說
中文拼音 [dìyīcìdǎoshǔ]
第一次導數
英文
first order derivative- 第 : Ⅰ助詞(用在整數的數詞前 表示次序) auxiliary word for ordinal numbers Ⅱ名詞1 [書面語] (科第) gr...
- 次 : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 數 : 數副詞(屢次) frequently; repeatedly
- 第一 : first; primary; foremost; first and foremost
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Tera xtal s release of 4 - inch product is well timed to meet the higher market demand stemmed from the wide - adoption of cellular phones in the developed and developing countries. with guidance from prof. yu huang of national tsing hua university s crystal growth laboratory, the crystal growth team at tera xtal first gained invaluable experience over the past 8 months by using the garage - version of a crystal puller in countless test growth trials of 3 " lithium tantalate crystals
透過清華大學材料科學中心單晶成長實驗室負責人黃瑜教授與日本、中國大陸兩地長晶專家的交流與指導;兆晶科技的長晶團隊採用自製的長晶實驗機臺,經過無數次三英寸鉭酸鋰拉晶試驗與設計改善,委由國外廠商改造制式量產機臺費時六個月為兆晶科技製作出第一臺四英寸單晶爐。Finally, in the third section, by constructing some functional which similar to the conservation law of evolution equation and the technical estimates, we prove that in the inviscid limit the solution of generalized derivative ginzburg - landau equation ( ggl equation ) converges to the solution of derivative nonlinear schrodinger equation correspondently in one - dimension ; the existence of global smooth solution for a class of generalized derivative ginzburg - landau equation are proved in two - dimension, in some special case, we prove that the solution of ggl equation converges to the weak solution of derivative nonlinear schrodinger equation ; in general case, by using some integral identities of solution for generalized ginzburg - landau equations with inhomogeneous boundary condition and the estimates for the l ~ ( 2 ) norm on boundary of normal derivative and h ~ ( 1 ) ' norm of solution, we prove the existence of global weak solution of the inhomogeneous boundary value problem for generalized ginzburg - landau equations
第三部分:在一維情形,我們考慮了一類帶導數項的ginzburg ? landau方程,通過構造一些類似於發展方程守恆律的泛函及巧妙的積分估計,證明了當粘性系數趨于零時, ginzburg ? landau方程的解逼近相應的帶導數項的schr ( ? ) dinger方程的解,並給出了最優收斂速度估計;在二維情形,我們證明了一類帶導數項的廣義ginzburg ? landau方程整體光滑解的存在性,以及在某種特殊情形下, gl方程的解趨近於相應的帶導數項的schr ( ? ) dinger方程的弱解;在一般情形下,我們討論了一類ginzburg ? landau方程的非齊次邊值問題,通過幾個積分恆等式,同時估計解的h ~ 1模及法向導數在邊界上的模,證明了整體弱解的存在性。Windows server 2003 sp1 enhances security infrastructure by providing new security tools such as security configuration wizard, which helps secure your server for role - based operations, improves defense - in - depth with data execution protection, and provides a safe and secure first - boot scenario with post - setup security update wizard
Windows server 2003 sp1通過提供諸如安全配置向導之類的新安全工具增強了安全基礎結構,它有助於確保服務器的基於角色的操作的安全、通過數據執行保護提高縱深防禦能力並通過后安裝安全更新向導提供安全可靠的第一次引導方案。Famous ancient greek mathematician haipa be required to rely on the irrational hughes found that the first mathematical crisis led to the history of mathematics
著名古希臘數學家海帕修斯依靠反證法對的無理性的發現,導致了數學史上第一次數學危機。For the past several centuries, europe has been the world ' s focal killing field, most notably setting in motion the bloodiest wars in history, world wars i and ii, which respectively led to 20 million and 60 million deaths
最後,歐洲在過去數百年裡一直是地球上的殺戮戰場,尤其更一手主導了人類史上最血腥的第一次世界大戰與第二次世界大戰,分別造成了二千萬與六千萬人死亡。In this dissertation, the numerical computation for the acoustic radiation problem ( arp ) is studied deeply and systematically in the theory, method and the application technique, based on analyzing the situation of the home and abroad on the numerical computation for the acoustic radiation problem. the calculation formulas of the boundary element method ( bem ) for the exterior acoustic radiation problem in the full - space and half - space are deduced, based on the wave propagation theorem ; the arising of the non - unique solutions, which is associated with the application of the boundary integral equation ( bie ) in acoustic radiation problem, is analyzed and proofed ; the improved combined helmholtz integral equation formulation ( ichief ) is presented to overcome the non - uniqueness problem more effectively and reliably ; the determination of the singular integral coefficients on various occasions is analyzed ; the properties and treatments of the singular integrals with different orders axe studied ; the computation program of the cubic spline ichief is developed and its ability to overcome the non - uniqueness problem and feasibility to discrete the surface coarsely with the sufficient calculation precision are examined through examples
第二章在聲波動理論基礎上,詳細地推導出對應于無限域和半無限域的外部振動聲輻射問題的邊界積分方程計算公式;根據fredholm積分理論,對利用邊界積分方程計算振動聲輻射問題過程中解的非唯一性的產生進行了分析和證明;改進了chief法以提高其克服解的非唯一性的有效性和可靠性;對不同條件下奇性系數的計算、強奇性積分的收斂性及其在變量替換時與普通積分的差異性、不同階奇性積分的計算、數值求積分等進行了研究;開發了三次樣條改進chief法計算軟體,並通過算例考核了該方法在特徵波數處克服解的非唯一性的有效性和在保證計算精度的前提下實現剖分粗化以提高計算效率的可行性。Some reasons to carry on the discussion on the sustainable development of gansu province subei mongolian autonomous county which is one of china ' s west edge minority areas are as follow : firstly, the minority areas are facing the economical sustainable development to choose again ; next, as for western minority area, this area has the remarkable representation, namely it not only belongs to west but minority community ; thirdly, due to my major is " chinese minority economy " my research on local economy sustainable development may provide some theoretical directions for other minority areas economy developments ; fourthly, i am relatively familiar with local related situation
本文之所以對西部邊緣少數民族地區之一的甘肅省肅北蒙古族自治縣可持續發展進行探討是因為:首先,民族地區正面臨著經濟可持續發展再選擇;其次,對西部少數民族地區而言,本地區具有顯著的代表性,即它不但屬于西部而且還是少數民族聚居區;第三,本人的專業就是「中國少數民族經濟」 ,通過對本地區經濟可持續發展的研究為其他民族地區經濟的發展提供一些理論指導;第四,本人相對了解本地區的相關情況。Chapter 2 established derivatives of a class of set - valued maps and differentials of subdifferential maps of convex functions in the sense of tyurin ( 1965 ) and banks & jacobs ( 1970 ) based on theories of convex pairs space
在第2章中,建立了一類基於凸集對空間的理論在tyurin ( 1965 )和banks & jacobs ( 1970 )意義下集值映射的導數的計算公式和凸函數的次微分映射的微分。In addition, the nanometer - size particles of bn was doped into the mg - si - based thermoelectric materials as the second - phase for the first time. the result showed that the introduction of nano bn could decrease the thermal conductivity of the mg2si - based thermoelectric material and as a result its power factor were improved
論文還首次在mg一si基熱電材料中引入bn納米粒子第二相,結果表明:在mg一si基熱電材料體系中引入bn納米粒子第二相能有效降低材料的熱導率,提高熱電材料的優值系數。According to the dirac constrain theory and the extended condition, we deduce the gauge generators, show the brst transformation of ( 1 + 1 ) dimension o ( 3 ) non - linear model under the new general condition. we first gain the new general commutation relations of ghost field, deduce the brst charge from gauge generator, complete the general brst quantization of the model, get green function, connecting green function and generating functional, gain three kinds of ward identities. at last, we complete the brst quantization of o ( 3 ) non - linear model with topological term in ( 1 + 1 ) dimensions space - time
最後依據dirac約束規范理論和推廣的條件,導出了規范生成元,推導出了1 + 1維o ( 3 )非線性模型的新的一般條件下的brst變換,給出了其brst變換與dirac規范變換的等價性,首次得到了鬼場的一般對易關系,且其一般參數為零時就回到通常的鬼場的對易關系,第一次由規范生成元導出了brst荷,進而完成了此模型的一般的brst量子化,並在此基礎上進一步導出了此系統的green函數、連通green函數生成泛函和正規頂角生成泛函,獲得了三種不同的ward恆等式。( 3 ) after analyzing the relative indicator systems abroad and home, this paper brings forward the common principles and special principles which should be obeyed in constructing sustainable development indicator system for waterway transportation, then this paper particularly designs that indicator system. ( 4 ) by selecting the quantitative evaluation method combining ahp and weighted average method, the comprehensive evaluation models are established for waterway transportation sustainable development indicator system. at the same time, this paper makes the quantitative evaluation and analyses to the status of waterway transportation sustainable development in china from 1985 to 2002
論文的研究內容和成果主要體現在以下幾個方面:第一,通過對國內外可持續發展概念和可持續發展理論研究的系統回顧,在綜合分析水路交通運輸可持續發展系統特性的基礎上,建立了水路交通運輸可持續發展系統結構模型;第二,以可持續發展理論為基礎,定義水路交通運輸可持續發展,並對水路交通運輸可持續發展的內涵進行了細致地研究;第三,在綜合分析國內外有關可持續發展指標體系的基礎上,提出構建水路交通運輸可持續發展指標體系所應遵循的一般原則與特殊原則,並以此為指導詳細設計出水路交通運輸可持續發展指標體系;第四,選擇層次分析法與加權平均法相結合的數量化綜合評價方法,建立水路交通運輸可持續發展指標體系的綜合評價模型,並利用其對我國1985年至2002年水路交通運輸可持續發展進行定量評價與分析。In this chapter, the suitable devices and circuit structure have been choosed to design a second order multiplier, a fifth order multiplier, a sixth order harmonics mixer and a dro operating in 9. 4ghz. the forth chapter is a section of system realization and test, in this chapter, the system of low phase noise frequency source has been constructed and tested. the results show that the targets of the system have been achieved
第三章的系統分器件與實驗數據部分,主要是以上述第二章的分析為基礎,以所推導的理論公式為指導選取必要的器件和合適的電路拓撲結構,分別設計實現了一個二次倍頻器,五次倍頻器, 6次諧波混頻器和一個9 . 4ghz的介質振蕩器,為後述整個系統的實現在硬體上做了必要的準備。Then it may be generally applied in engineering. we note that it is the first time that the o ( h6 ) cionvergence of the derivative at nodes is achieved by this technique for bicubic finite element, which is proved in the third chapter
注意到利用這種恢復技術對雙三次矩形元我們第一次在節點處獲得了導數的o ( h ~ 6 )強超收斂率,本文第三章給予了理論證明。It was found that the decay of levitation force is dependent on both the maximum lateral displacement and the movement cycle times, while the guidance force hysteresis curve does not change after the first cycle
研究發現運動過程中的懸浮力衰減與最大橫向偏移量和往返運動次數有關;但導向力在第一次往返運動之後的往返運動中遲滯曲線基本不變。In this essay, firstly the author analyzes the predictability of time series from china ' s stock exchange using three kinds of methods : arma model, neural network model and non - parametric estimation and gives evaluation on their performances while at the same time puts forward some conclusions deserving attention from both stock exchange supervising department and stock traders. secondly, the author examines the assumptions closely on which the above - said methods base and gives a detailed discussion on them, especially using garch model to test quantitatively the stability of china ' s stock exchange, afterwards drawing the conclusion that it is hard to make accurate prediction of price or return rate of china ' s stocks for none of the assumptions fully holds ground. thirdly, taking account of the difference between chinese stock traders as a whole and that of developed countries, the author gives a thorough analysis on the complexity and volatility of its ( traders " ) reaction to information and points out that the intrinsic heterogeneous and volatile reaction to information is an important reason for the almost unpredictability of the price or return rate in china ' s stock exchange
本文首先採用arma模型、非參數模型以及神經網路模型對我國股市時間序列進行研究,對三種方法在分析我國股市時間序列的表現進行評價,並得出了一些對監管部門以及股票交易者有借鑒意義的結論;其次作者對三種模型分析我國股市時間序列的前提進行了討論,特別是利用garch模型對我國股市的系統穩定性進行了量化檢驗,得出了前提難以滿足導致準確預測我國股市價格或收益率困難的結論;第三,考慮到中國股市股票交易者群體與發達國家股市股票交易者群體之間的差異,作者借用行為金融學的理論成果對我國股票交易者對信息反應的復雜性和易變性進行了詳細分析,指出股票交易者對信息反應的異質性和易變性是造成難以準確預測我國股市的一個重要原因,考慮到我國股市以散戶為主導的特性將長期存在,因此將行為金融學的研究結論納入對我國股市時間序列的量化研究具有重要的意義;最後,作者從唯理預測與唯象預測之間差異的角度出發,指出了唯象預測的缺點並對我國股市時間序列的研究方向進行了展望。Unless you have a very good understanding of the fitness formula in which case, you probably don t need the genetic algorithm anyway, setting a fitness goal can result in either infinite loops, or an individual who is only " good enough. " third, you can exit the algorithm after a set number of iterations, or " generations.
除非對適應性公式非常了解(在這種情形下,無論如何,您都可能不再需要遺傳演算法了) ,設定適應性目標的結果,或者是導致無窮循環,或者是得到一個僅僅是「足夠好」的個體。第三,在迭代了一定的次數或者說經歷了一定數目的「代」后,您也可以退出。In addition to showing the solution to linear qd and its analysis, one form of nonlinear qd is discussed. compared with other color diffusion techniques, considering the interactions between channel pairs, qd has the following advantages : 1 staircasing effect is avoided ; 2 as diffusion tensor, the image derivative is regularized without requiring additional convolution ; 3 less time is needed. experimental results demonstrate the effectiveness of linear and nonlinear qd applied to natural color images for denoising by both visual and quantitative evaluations
雖然講四元數用於圖像處理已有了一些研究,但都是研究四元數傅立葉分析四元數小波分析或將簡化的四元數偏微分方程用於灰度圖像處理,而本文第一次將四元數擴散用於顏色圖像處理,這樣的好處包括: 1可以避免一般非線性擴散的階梯效應2四元數擴散不需要對圖像導數進行高斯卷積等歸整化操作3更為省時。In the first chapter, we used the method of majoring sequences to studied the convergences of newton ' s methods of " reducing the counting of derivative " and " without inversing of derivative under weak conditions "
在第一章中,用優序列方法研究了減少導映照計值次數和避免導映照求逆的牛頓迭代在弱條件下的收斂性。分享友人