條件內部函數 的英文怎麼說
中文拼音 [tiáojiànnèibùhánshǔ]
條件內部函數
英文
conditionbuilt-infunction- 條 : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
- 件 : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
- 內 : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
- 部 : Ⅰ名詞1 (部分; 部位) part; section; division; region 2 (部門; 機關或組織單位的名稱) unit; mini...
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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This paper consists of three parts : we first consider the non - autonomous predator - prey system with both beddirigton - deangelis functional response and dispersion. by using comparison theorem of differential equation, we study the permanance of the system. after that, by constructing suitable lyapunov function, we obtain some sufficient condition which guarantee the existence of globally asymptotically stable almost periodic solution of the system
本文研究三方面的內容:第一部分考慮具有擴散和beddington ? deangelis功能反應的捕食-食餌系統,利用微分方程比較原理得到該系統一致持續生存的條件;通過構造適當的lyapunov函數得到了該系統存在全局漸近穩定概周期解的充分條件。The intrinsic floating - point functions do not perform any special checks on input values and so work in restricted ranges of input, and have different exception handling and boundary conditions than the library routines with the same name
內部浮點函數不對輸入值執行任何特殊檢查,因此只在有限的輸入范圍內有效,且與同名庫常式具有不同的異常處理和邊界條件。In view of the limitation of the traditional inversion theory and method of the gravity and magnetic field, professional an yulin, etc, worked in china university of geoscience, has come into being the theory system of the all - direction imagery for local gravity and magnetic sources after having researched a few years. the theory system broke through the thinking method of traditional theory system, researched all - direction imagery of the 2d local gravity and magnetic sources by means of complex function theory and researched all - direction imagery of the 3d local gravity and magnetic sources by means of spherical harmonic analysis theory, developed greatly the interpretation theory on the gravity and magnetic field
該理論體系突破了傳統的重、磁場解釋理論體系的思維方式,採用復變函數理論研究二維局部重磁場源全方位成像,採用球諧分析理論研究三維局部重磁場源全方位成像,大大發展了重磁學科解釋理論,可以在起伏地形、有背景疊加和高頻干擾等復雜條件下,直接反演加疊代修改,求解分佈在有限范圍內的二維和三維重磁場源異常場的多種反演問題。The concept of the optimize design is proposed and its mathematic foundation is analyzed in this paper. after comparing several optical calculation methods, the one that is suitable for the lubricating system is chosen and analyzed in detail about its concept, characteristic and some focal points. meanwhile, combining with the analysis of the relationship among the parts and structure of marine low - speed diesel lubricating system, the internal disciplinary, other pipeline system and main engine, aiming at reducing the initial investment and the running cost in a certain years, the mathematic model of the system is built and the object function and subjected conditions are set up
本課題闡述了最優化設計的概念,分析了最優化設計問題的數學基礎,比較了約束多維問題的幾種優化方法,選取了適合於潤滑油系統的優化設計方式,並對該方式的概念、特點及其應注意的問題進行了較詳細的分析;同時,結合海船低速柴油機潤滑油系統的組成部件及其結構以及潤滑油系統內部規律與其它管路系統、船舶主機的關系的分析,從經濟性的角度,以設備初投資及其在一定年限內的耗能費最低為目標,建立了本系統優化設計的數學模型,確立了目標函數和約束條件。In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector
在ct圖像重建時,選擇有限帶寬窗有較好的空間解析度,三角形窗有較好的密度解析度,選擇餘弦窗則使得空間解析度與密度解析度的折衷;從窗函數的頻譜角度來講,可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件: ( ? )小的3db帶寬b ,即最小的主瓣寬度; ( ? )最小的旁瓣最大峰值a ; ( ? )最大的旁瓣峰值衰減速度d ;就內插函數而言,臨近點內插與線性內插重建圖像噪聲大,但有較好的邊緣與細節; 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑,局部特性較好。Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )
本文利用重慶及其周邊地區的常規氣象站的1951 ? 1980年30年的風速平均資料,針對復雜地形風速診斷,以地理信息系統為數據處理平臺,根據重慶1 : 25萬dem數據,來獲得重慶市實際復雜地形的高程,提出了一種適合於起伏地形的權重內插方法,通過引入一個表示地形起伏變化程度的因子,構造了一種新的權重函數,來處理復雜地形上的風速,通過與只考慮距因素同反平內插方法比較發現,本方法更適合在起伏地形條件下使用;然後根據經驗公式在地形上進行計算,得出重慶地區起伏地形下的風速分佈;得出重慶市的西部、中部平原地帶風速較小,而北部山區隨海拔高度升高風速也較大;重慶市風速最大時期為四月份,冬季一月份最小,夏季(七月份)大於秋季(十月份) 。A full mathematical model of optimal flow pattern design withengineering constraints was put forward, based on modern optimal control theory. an optimal flow pattern design was presented for optimizing meridional channel of axial flow turbine. according to integral optimization of turbine stages, a full physical model and mathematical expression were put forward for proposition of optimal flow pattern, including all performance parameters in turbine stages. this problem was further recast into a typical form control to maximize specific performance index such as work or efficiency of stage with given initial state, fixed terminal condition and constraints for part of state terminal variables. the program was also worked out according penalty function method and conjugate gradient method. the optimal distribution of c1ur1 ( r1 ) was obtained according to constraint conditions and maximized objective function
把近代最優控制論方法引入軸流透平葉片的設計,在優化的軸流透平子午通道內,建立包括透平級內所有性能參量的最優流型命題的完整的物理模型及其數學表達式,並歸化為一個在給定初始狀態、自變量終端固定、部分狀態變量終端受有約束的條件下,使級的某一性能指標(如級的功率)達到最優的最優控制問題,應用「代價函數法」及「共軛梯度法」編制計算程序,計算得到符合給定約束條件、並使目標函數取極值的最優環量分佈,結果是令人滿意的。In this thesis, we consider the following three aspects : first, we compute the bergman kernel functions with explicit formulas on generalized hna domains ; second, we obtain the explicit formulas for extremal maps and extremal values between the ball and the super - cartan domain of the first type ; finally, we give sufficient conditions and necessary conditions that holomorphic functions become bloch functions on super - cartan domains
在這篇論文中,我們討論了三個方面的內容:第一部分我們給出了四類廣義華羅庚域的bergman核函數的顯表達式;第二部分我們得到了第一類超cartan域與單位超球間的極值與極值映照;第三部分我們給出了四類超cartan域上全純函數是bloch函數的充分條件與必要條件。This research realized the track monitor system of ca glue, could suitably match all different conditions receiving system, the realization of this module used the interior of examination system to define the track, again add to the transplant condition receiving system, this avoided the problem on difficulty of tracking due to dissimilar parameter name or the mode of working of conditional accessing system
研究實現了適配層的跟蹤監測系統,能適配不同的條件接收系統。這個模塊的實現是在檢測系統中內部定義跟蹤函數,然後在移植的條件接收系統中調用這些跟蹤函數,這樣就避免了在跟蹤檢測過程中條件接收系統因為工作方法或參數名稱類型不同而帶來的差異。Lbie, based on the local boundary equation, adopts the traditional moving least squares ( mls ) approximation which depends on only the values of the nodes in the domain of the problem or along its boundary. the whole process of integration is carried on over a local domain or its local boundary centered at the node in question. the local boundary equation can be rewritten to represent the values of the unknown function at the point of interest, and the essential boundary conditions can be directly and easily enforced by using the green formula and the characters of the dirac function
它以局部邊界積分方程為基礎,採用移動最小二乘近似函數,從而只需要分佈在問題域內及其邊界上的節點的信息值,無需劃分單元;整個積分是在以節點為中心的局部域及其邊界上實現,所以不需要背景積分網格;藉助于格林公式及dirac函數的性質,將局部邊界積分方程轉化為所考慮點的未知函數的邊界積分表達式,便於直接施加本質邊界條件。Green " s theorem is employed to find the quantity relationship among the constraints of heating rate, dynamic pressure and lift in reentry flight. the paper deduced the approximate solution of the optimal aeroassisted coplanar trajectories under the three typical constraints. the performance index to be minimized are either heat input, the total dynamic pressure, time during the atmospheric flight, the time integral of the square of the path inclination ; or maximize the time of flight during the atmospheric portion of the trajetory. an important conclusion is firstly obtained : under the three constraints above, the optimal aeroassisted coplanar transfers with the first forth kinds payoffs have the same optimal control laws
採用格林函數法,給出了同一平面氣動力輔助變軌飛行的3種過程約束(氣動加熱率、動壓、升力約束)條件之間關系的近似定量描述形成的飛行包絡線.由此求解了航天器同時受3種約束條件時,各種性能指標下的同一平面氣動力輔助變軌軌跡的近似解及相應的最優控制規律.文中對近似解與控制規律的內部結構作了細致的分析,得到了一些有益的結論L. the paper studies the theory to detect damage of bridges, and compares many sensitive parameters to detect bridge damage through correlative literature all over the world, finally concludes it suitable that bridge damage is detected by strain mode parameters. the strain mode parameters satisfy four foundstiona. l conditions as follows : ? hey are sensitive to sectional damage and they are monotone function of structure damage. @ they have determinate location coordinate
論文通過對國內外橋梁損傷檢測方面的文獻資料研究,探討了識別橋梁損傷的基本理論,比較了多種結構損傷敏感參數識別橋梁損傷的優缺點,最後確定用應變模態參數識別橋梁結構損傷較為合適,應變模態是對損傷敏感的參數,滿足四個基本條件:對局部損傷敏感,且為結構損傷的單調函數;具有明確的位置坐標;在損傷位置,應變模態差曲線出現明顯的峰值變化;在非損傷位置,應變模態差曲線的變化幅度小於預先設定的閾值。Statement, which is used for validation of pre - conditions and post - conditions within functions
這些模塊擴展了用來確認函數內部的先置條件和後置條件的內置In section 1, we first present our argument that the purpose of optimization is to search for the maximum value of a function. the major researches and recent development of the study of non - smooth analysis are reviewed. also included in this section is our discussion of the theoretical importance and wide practical prospects in studying differential properties of a lipschitz function
第一節是引言部分,提出了最優化問題的實質是在給定條件下求一函數的極值點;簡述了非光滑分析的主要研究內容及其發展進程;指出研究lipschitz函數的微分性質,具有深刻的理論意義和廣泛的實用前景。分享友人