積分和微分 的英文怎麼說

中文拼音 [jīfēnhéwéifēn]
積分和微分 英文
integral and differential
  • 積 : Ⅰ動詞（積累） amass; store up; accumulate Ⅱ形容詞（長時間積累下來的） long standing; long pending...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 和 : 和動詞（在粉狀物中加液體攪拌或揉弄使有黏性） mix （powder） with water, etc. : 和點兒灰泥 prepare some plaster
  • 積分 : 1. [數學] integral; integrate; integration 2. [體育] （積累的分數） accumulate points
  1. This course consists of several major parts, such as vectors and analytic geometry, derivatives, integration and series

    課程內容包括空間解析幾何與向量代數、多元函數微分學、多元函數積分學和無窮級數等幾大板塊。
  2. This course consists of several major parts, such as ordinary differential equation, vectors and analytic geometry, derivatives, integration and series

    課程內容包括常微分方程、空間解析幾何與向量代數、多元函數微分學、多元函數積分學和無窮級數等幾大板塊。
  3. After their work, the calculus was no longer an appendage and extension of greek geometry.

    經過他們的工作，微積分不再是古希臘幾何的附庸和延展。
  4. Third, it is this " moment " of the segment of space - time which based on the the philosophy of the nature and describing the mechanical movement that symbolize the transform from the view of integralization in classical atomism of mathematics to the view of integralization of modern real number

    另外，正是基於新的自然哲學的、作為描述機械運動的時空片段的「瞬」標志著古典數學原子論的積分觀向現代的分割實數連續統的積分觀的轉化，而現代數學的微分概念更是直接源於描述機械運動的速度和與運動軌跡密切相關的曲線的切線問題。
  5. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。
  6. And it is nothing other than the new philosophy of the nature whose characteristics are the quantification of substance and the mechanization of the movement that defends the existence and the property of this quantum second, the quantification of substance and the mechanization of the movement which are emphasized by the new philosophy of the nature offers a intuitionistic continuun which takes the extension of the space - time for the birth of calculous

    正是以物質的數量化和運動的機械化為特徵的新的自然哲學為這種量的存在及性質（特別是拓撲性質）和程序化的演算法提供辯護。其次，新的自然哲學所強調的物質的數量化和運動的機械化為微積分的產生提供了以時空廣延為模型的直觀連續統。
  7. He had recovered from a slow start to the extent that he taught himself advanced calculus and geometry textbooks.

    他已從緩慢的開端發展到能依靠教科書自學高等微積分和幾何學。
  8. To keep your brain young and supple, you can purchase software like merzenich ' s, or you can do one of a million new activities that challenge and excite you : playing ping - pong or contract bridge, doing jigsaw puzzles, learning a new language or the tango, taking accordion lessons, building a kit airplane, mastering bonsai technique, discovering the subtleties of beer - brewing and, sure, relearning differential calculus

    要保持大腦處于年輕和靈活狀態，你可以購買梅策尼希的這種軟體，或者你可以在一百萬件帶來挑戰和刺激的新活動中做一件：打乒乓球，玩橋牌，拼圖，學一門外語，或者是跳探戈舞，參加手風琴課程，玩具飛機，盆景，發現釀造啤酒中的細節，當然還有重新學習微積分。
  9. The complete guidance loop contains one integration and one inherent differentiation.

    整個制導迴路包含一個積分和一個無固有微分。
  10. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積分方程的積分核里含有復雜的微積分運算，為了簡化計算，本文在推廣的海倫積分方程的基礎上，對方程進行了簡化，推導了nakano方程，並以平面阿基米德螺旋天線，平面等角螺旋天線，軸向模圓柱螺旋天線，具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例，用矩量法求解了天線上的電流分佈，研究了螺旋天線輻射的寬頻帶特性，所得的結果均與參考文獻吻合很好。
  11. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示；雲水向雨水的自動轉換過程採用grabowski （ 1999 ）的公式，考慮了雲滴譜的特徵和發展變化對該過程的影響，而不是採用原方案給定閾值的方法描述該過程；對連續碰並方程不再將粒子落速差作為常量提出積分號外，而是直接作為粒子直徑函數在積分號內求解，這樣處理可以迴避使用粒子群的平均落速帶來的誤差；增加了霰和雪、霰和冰晶的碰並微物理過程。
  12. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  13. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  14. It is nothing else than the division, the summing and the ratio of the intuitionistic continuun that become the basic manner in which newton and leibnitz established their universal differential coefficient and integral arithmetic

    正是對這個直觀連續統的分割、求和、求比成為牛頓和萊布尼茨建立他們的普遍的微分和積分演算法的基本方式。
  15. According to the regional geology and the character of the lithofacies and well - logging facies, 4 kinds of sedimentary facies and 3 kinds of depositional system : marine system, delta system and fluvial system have been identified. the sedimentary facies of taiyuan formation is marine faceis, up to sanxi formation, the sedimentary facies is delta facies, the xiashihezi formation hel and he2 member are braided river facies, he3 member is meandering river facies. the mains types of sandstone of taiyuan formation are lithic quartzarenite and quartzarenite ; the mainly types of sandstone of sanxi formation and xiashihezi formation is litharenite

    通過對20餘口井2000多米巖心的觀察和對40幾口井的測井數據解釋、對比，在研究區目的層段識別出了12種基本巖相和9種測井相類型，在區域沉積背景和單井相劃分的基礎上，根據巖相和測井相組合特徵，在太原組?下石盒子組劃分出4種沉積相和若干沉積微相，並進一步劃分為3類沉積體系：濱淺海沉積體系、三角洲沉積體系和河流沉積體系。
  16. Calculus, differential equations, linear algebra, statistics, computer science and at least one in numerical analysis, matrix algebra or computer systems

    微積分，微分方程，線性代數，統計，計算機科學和至少一數值分析，矩陣代數或計算機系統
  17. The invent of irrational numbers, calculus, and the found of non - geometry, the prove of fermat theorem. examples like this are uncountable in the history. with the help of it, people will understand better the real process of math creation, which was fixed in our textbook in form of principles, therefore, we can benefit a lot from our ancestors and be very confident of ourselves

    無理量的發現、微積分和非歐幾何的創立，乃至費馬大定理的證明， … … ，這樣的例子在數學史上不勝枚舉，它們可以幫助人們了解數學創造的真實過程，而這種過程在通常的教科書中是以定理到定理的形式被包裝起來的。
  18. Firstly, the integral - differential equation described the radiation field evolution is derived, and then the instability of its solution is also investigated analytically. by using the perturbation and iteration method, the threshold detuning and threshold linear growth rate of the unstable solution are analyzed and discussed in detail

    首先，建立了一個描述輻射場演化的積分一微分方程，解析分析了系統解的不穩定性，並採用線性方程解的微擾迭代方法進一步對系統不穩定解出現的失諧量閾值和線性增長率閾值等作了詳細討論。
  19. The results show that the vibrational excitation ( 0 5, 1 5 ) cross sections are converged using 18 vibrational states and 12 partial waves

    研究表明在振動密耦合計算中使用18個振動波函數和12個分波數目，可以得到收斂的0 5 ， 1 5等高激發散射的積分和微分截面。
  20. In this paper, to resolve the coupling phenomena between temperature and humidity in wood drying system, a bp neural network based pid controller is proposed and applied to wood drying system. the architecture and learning algorithm of the proposed controller is more simpler and the physical meanings of the input layer ' s neurons and output layer ' s neurons are explicit. based on predefined control rules and self - learning, the bp network changs the scaling integral and differential parameters, therefore is able to control the variants using classical pid control algorithms and at the same time, decoupling control is implemented as well during the control procedure

    本文針對木材幹燥過程中溫、濕度耦合的現象，提出一種將新的基於bp神經網路的pid控制器應用於木材幹燥控制系統的方案，其結構和學習演算法相對簡單，輸入層和輸出層神經元物理意義明確；它根據設定的某一控制規律，通過網路的自學習，調整pid控制器的比例、積分和微分參數，從而利用經典的pid控制演算法得到相應各變量的控制量參與控制，並在該過程中實現解耦控制，而不用給定樣本信號進行在線的學習。
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