函件摘要 的英文怎麼說

中文拼音 [hánjiànzhāiyāo]
函件摘要 英文
extract of a letter
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 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
  • : 動詞1 (取下) pick; pluck; strip; take off 2 (選取) select; extract 3 (摘借) borrow money wh...
  • : 要動詞1. (求) demand; ask2. (強迫; 威脅) force; coerceⅡ名詞(姓氏) a surname
  • 函件 : letters; correspondence
  • 摘要 : 1 (摘錄要點) make a summary 2 (摘錄下來的要點) summary; abstract; remark; tabloid; scrap; mod...
  1. In this paper, the design of a practical sort of high performance biquadrates elliptic active band - pass filters is emphasized, and then the design techniques and how to calculate the resistors and capacitances, how to make computer simulation and tolerance analysis with computer are described in detail

    本文我們重點介紹了一種實用的雙二次型高性能橢圓數有源帶通濾波器的設計方法,詳細介紹了該濾波器的設計步驟及阻容元的參數計算,並對設計出的電路用計算機進行模擬模擬和容差分析。
  2. In the paper, a special class of quasidifferentiable functions - subsuper differentiable functions is introduced, which satisfies the conditions of the existence of high dimensional kernels, and the formula of kernels is deduced

    引入了一個特殊的擬可微數類一次超可微數,證明了其滿足具有高維核的條,並且推導出了高維核的計算公式。
  3. It builds a physical model according to hoisting capacity, lifting angle and structural stabiliy, theory, solves the problem of function relationships among lifting capacity, lifting angle, boom weight, boom dimension and deduces the natural boundary condition of design parameters, providing a new way to determine crane design parameters

    將起重量和起吊幅度為基本設計依據,以壓桿穩定理論為分析基礎,結合專業知識,建立物理模型,解決了起重量、起吊幅度與吊臂質量、吊臂主參數之間的數關系的難題,首次確定出設計參數的自然邊界條,為起重機設計者提供了確定設計參數的新方法和科學依據,具有開創意義。
  4. A necessary and sufficient condition with ergodic of 1 - order probability distribution function of stochastic process ( theorem 1 and corollary 1 ) and extended the general distribution theorem of stochastic variable under the case of weakly condition ( theorem2 ) are presented

    提出了隨機過程一階概率分佈數具有遍歷性的一個充分必(定理1和推論1 ) ,並在較弱條下,對一般的關于隨機變量數分佈定理作了進一步的推廣(定理2 ) 。
  5. Fifty nine accessions of soybean [ glycine max ( l. ) merr. ] of 301 ones from huanghuaihai and middle - lower changjiang valleys were tested at seedling stage in two years for their drought tolerance by using the mean membership index value averaged over those of plant height, leaf number, root dry weight, stem and leaf dry weight. 4 tolerant accessions ( rank 1 ) and 2 sensitive ones ( rank 5 ) were identified

    從301份大豆品種中按根系類型選取黃淮海和長江中下游地區代表性材料59份,在苗期乾旱脅迫和非脅迫條下對地上部和地下部性狀進行2年重復鑒定,發現材料間性狀隸屬數值具有豐富遺傳變異,以株高、葉齡、根干重和莖葉干重隸屬數的算術平均數為抗旱綜合指標,從中篩選出漢中八月黃、晉豆14 、科豐1號、圓黑豆等強耐旱型( 1級)材料和臨河大粉青、寧海晚黃豆等乾旱敏感型( 5級)材料。
  6. Under the assumptions that product demand is price - dependent and allowable shortage, the inventory and sale model is established by dynamic pricing approach, in which the time value of money and reservations may cancel advance orders is included, and the validity is verified by numerical examples

    在需求率是價格的數,允許缺貨的條下,採用動態價格策略,考慮允許顧客取消預訂和貨幣時間價值的影響,建立一個庫存銷售模型,並用數值實例驗證模型的有效性。
  7. To avoid high frequency oscillation in the course of autopilot design, damping coefficient value was treated as a constraint, the rise time was taken as objective, and the other performance criteria were taken as constraints, then the robustness design problem was solved by multi - objective optimization method

    在導彈控制系統設計過程中,考慮了自動駕駛儀的高頻振蕩問題,將其轉化為系統的一個約束條,同時把上升時間轉化為目標數,其他設計指標視為約束條,採用有約束多目標優化的方法解決了系統魯棒性設計問題。
  8. This paper studies the deficit distribution at ruin by the distribution class of the claim - size distributions in a risk model with the markov chain stochastic interest

    應用損失賠付額分佈數的分佈類的特性,在假設隨機利率服從馬爾可夫鏈的條下,研究了風險模型中破產時刻赤字的分佈數和界值。
  9. This paper introduces the fractional integrals and the fractional maximal functions on ( r ( superscript n ) ), and discusses their boundedness. the obtained results accord with the doubling measure relative results

    在非二倍測度條下引入分數次積分和分數次極大數,並討論了它們的有界性,其結果與二倍測度相應結果一致。
  10. To investigate the influencing law of technical elements in enterprise production, based on certain assumptions, a three - element ( technology, labor and capital ) output function is defined ; through conceiving and solving an optimization model under the condition of invariable total production cost and maximum output, this paper deduces the optimal proportioning relationship between optimum technical growth rate and conventional production factors - labor and capital, further constructs the optimization model of technical growth rate under total production cost constraint, and design a genetic algorithms program to solve such model

    為了考察企業生產中技術素的作用、規律,在一定的假設條下,對其技術素下了定義,認為其產出數包括技術、勞動及資本素;通過構建與求解生產總成本,構建最大條下的優化模型,推導出技術最優增長率與傳統生產素勞動與資本的優化配比關系,進一步構造了企業在生產總成本約束下的技術增長率優化模型,並設計了遺傳演算法程序對模型進行求解。
  11. With the help of both graphic method and functional analytic solution, the author figures out that only under some certain circumstances can energy be saved on an oblique plane

    分別用圖解法和數解析法討論斜面是否省力問題,只有滿足一定的條時斜面才會省力。
  12. By constructing the conditions consistent with its solution, and employing the theorem of the immobile point in functional analysis, it is proved that the existence and uniqueness of the local m - estimate with some conditions

    通過構造解存在所滿足的條及引入泛分析中的不動點定理證明了穩健的變窗寬局部線性回歸估計在一定條下解的存在性和唯一性。
  13. Based on the analyses of the investment of nozzle tube net and relationship between the annual operation cost and tube diameter function of a fixed spray irrigation system, a mathematic model to calculate the economical tube diameter of a spray irrigation system is developed by using the minimum expense norm and nonlinear planning theory in engineering economic analysis, and a direct calculation formula for the economical tube diameter in unrestrained conditions is presented

    在分析了固定式噴灌系統的管網投資、年運行費用與管徑數關系的基礎上,利用工程經濟分析中費用最小化準則和非線性規劃理論,建立了求解噴灌系統管網經濟管徑的數學模型,並給出了無約束條直接求解經濟管徑的計算式。
  14. Finally, we present the approximate distribution of trapping potential of the guided cold atoms in the atomic funnel based on the vccc or the uccc. by using a similar method in the analysis of optical coherence, we study the coherent evolution of the ground - state wave function of ultra - cold atoms in atomic funnel, and obtain some normalized correlation functions of the first, second, third and high order

    最後,給出了原子在基於v -型和u -型載流導體構建的原子漏斗中所感受到的囚禁勢的採用漂流導體的原子易引及其原於光學器近似分分,並採用類似於光場相干性的分析方法,計算了超冷原子物質波的基進波數及其在原子漏斗中傳播時相干性的演化,得到了物質波的一階、二階、三階和高階相於度。
  15. Conditions that a class of sequence has convergent subsequence arc discussed in the paper, this sequence is important in function approximation. the gained conclusions are useful in some relative areas

    文章討論了在數逼近論中有重作用的一類序列存在收斂子列的條,文中所得結論在相關問題的研究中有較重的作用。
  16. The obtained results in the paper are as follows : ( 1 ) the expansion of fourier series of orthogonal trigonometric polynomial for conditional mathematical expectation and function of random variable ; ( 2 ) the best approximation of trigonometric polynomial about another random variable for function of a random variable ; ( 3 ) the best approximation order of trigonometric polynomial for function of random variable

    獲得了如下結果: ( 1 )條數學期望及隨機變量數的三角多項式級數表達; ( 2 )一個隨機變量關于另一個隨機變量的三角多項式的最佳逼近; ( 3 )隨機變量數被隨機變量三角多項式最佳逼近的階。
  17. Boundary condition method just amend a little for intrinsic fem program, and can obtain low frequency sound transfer function of receiver based on existed fem mesh. the big sound source is divided into some elements by lumped sound source method, in which, the biggest size of element is smaller than the smallest wavelength of sound wave

    邊界條法僅對原有的有限元程序作較小修改,並在已有的有限元網格劃分上,能夠求解出接收點處的低頻聲傳遞數;集中聲源法將大尺度聲源劃分為若干板塊,其最大幾何尺寸小於最小聲波波長。
  18. The note points out that the definition of fuzzy measurable function, which was presented by zhang guangquan [ fuzzy - valued measure theory, tsinghua university press, 1998 ], is defective, and that the several equivalent conditions for measurability of fuzzy number - valued functions in the book are not valid

    本文指出了《模糊數值測度論》 (張廣全,清華大學出版社, 1998 )書中關于模糊數值模糊可測數的定義的幾個充不成立,原因在於該書中給出的模糊可測數的定義存在缺陷。
  19. The non - renewable resources is introduced into the production function, this paper formulated the optimum decision - making model of social planer, used the stochastic analysis method, analyzed optimum decision - making which the social planer about the expense and the non - renewable resources utilize under the indefinite condition, and obtained the optimum storage quantity of capital demonstration way and the density of stability distribution, and give the policy meaning of the model

    將不可再生資源引入生產數構建了一個社會計劃者的最優決策模型,運用隨機分析方法,分析了不確定條下社會計劃者關于消費和不可再生資源利用的最優決策,得到了最優資本存量的顯示路徑及穩態分佈密度,並給出了模型的政策含義。
  20. For the general multivariate linear model, in this paper, the necessary and sufficient condition for admissibility of the linear estimator for sx in the class of linear estimator under different criteria is gained

    對於一般未知方差多元線性模型,討論了共同均值矩陣參數的可估數sx的線性估計在線性估計類中的可容許性問題,證明了在本文所給的不同優良準則下可容許性是等價的,並得到了它們的充
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