直接導數 的英文怎麼說

中文拼音 [zhíjiēdǎoshǔ]
直接導數 英文
direct derivative
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
  • 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
  • 直接 : direct; immediate
  1. The global regulator csra of e. coli is a specific mrna - binding protein. csra negatively regulates several metabolic pathways that are induced post - exponentially, including glycogen biosynthesis, gluconeogenesis, and glycogen catabolism ; positively controls gene expression within the glycolytic pathway ; and also csra modulates the levels of enzymes that participate directly in pep metabolism

    Csra是整體調控網路的調控基因，可負調控指數生長後期誘導的一些代謝途徑，包括糖原的生物合成、糖原的分解代謝、糖異生，而對糖酵解的一些重要基因的表達則執行正調控功能， csra也調控直接參與pep代謝的三個酶的活性水平。
  2. In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement

    在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。
  3. Presents a new method for fairing of curves which has a small flexibility based on fitting the derivative of second order of curves. we fit the derivative of second order of curves by a polynomial fitting, then find an indefinite integral of this polynomial to get a approach of curves. otherwise, we discuss the analyze of the error and the optimize of fairing to this arithmetic

    提出了一種針對小撓度曲線的逆向曲線光順演算法，該演算法直接擬合曲線型值點列的二階導數曲線，然後通過兩次積分來反求出光順后的曲線，並對該演算法的誤差分析、效果分析、光順優化等問題進行了深入探討。
  4. For a soil or rock of water - lacked, a heat transfer theoretical model is developed, which is a steady or unsteady, the results show that reservoir temperature, thermal diffusion coefficient, inlet temperature, flow rate of and run time of ground source heat pumps have an effect directly on heat transfer process of dhe. it can deduce that intermit running is favorable for this type of soils and rocks

    對于貧含水地下巖土層建立了穩態與非穩態傳熱的理論模型，分析結果表明，巖土層的熱儲溫度、導溫系數、埋地換熱器進水溫度、流量以及地源熱泵系統的運行時間或開停機比，都對埋地換熱器的傳熱過程產生直接影響，可以推斷，對于該類型巖土層的地源熱泵系統，採用間歇運行將是有利的。
  5. You can enter data directly into the microsoft graph datasheet, or import your data from a text file, or from a spreadsheet program, such as excel

    可以直接在microsoft圖表數據表中輸入數據，也可以從文本文件或電子表格程序（如excel ）中導入數據。
  6. According to the kernel estimating theory of nonlinear semiparametric models under the least - square principle, the structural formulae of the estimation of parametric and nonparametric components and the direct formulas of kernel estimation considering the second order items were given

    摘要基於非線性半參數模型最小二乘核估計，給出了其參數分量和非參數分量估計的構造式，導出了參數分量和非參數分量顧及二次項直接解法的計算公式。
  7. In the end of this thesis, on the basis of the mathematical model, three segments of trajectory : the vertical turn, the pn guidance and the direct lateral force control in terminal trajectory are simulated. the results show that with the direct lateral force control reduces in terminal trajectory, the miss - distance is reduced and the precision is improved

    4 、論文最後根據前面建立的數學模型，對防空導彈垂直轉彎段、比例導引段以及末端直接力控制段進行了模擬計算，結果表明進行末端直接側向力控制可以有效減小攔截目標時的脫靶量，提高命中精度。
  8. A general graphical user interface based on object - oriented technique, database and visualization in scientific computing has been conducted. we can draw electrical components of the distribution network and fill the components data easily. background programs analyze topology automatically and constitute node admittance matrix, node impedance matrix

    它使用圖形元件直接繪成系統接線圖，在屏幕上輸入元件參數，后臺程序自動進行網路拓撲分析，然後基於稀疏技術，利用支路掃描法形成節點導納陣，連續回代法形成節點阻抗陣。
  9. Rate of cluster buds induced by different gingkgo explants is not the same. among them, cluster buds can be obtained directly from stems and mostly from axillar bud, but the amount is little and differentiation rate is only 20 %

    銀杏不同外植體對叢生芽的誘導不同，銀杏莖段培養可以直接得到叢生芽，但數量極少，而且大部分屬于腋芽萌發，分化率20左右。
  10. The vector - based plane - wave spectrum method ( vpws ) is improved, which can directly obtain the far field diffractive pattern depending on the output near field data in the bor fdtd meshes by use of the deduced formulas in this dissertation

    改進了平面波譜傳播演算法（ vpws ） ，推導出的公式可以由borfdtd計算空間內的近場輸出數據直接計算出遠場的電磁場分佈。
  11. It is inevitable that some crane ' s parameter such as working temperature, actual span and so on will change because of the affection of install precision, the change of working condition and actual needs. as a result, it will affect the tension force of carrying cable and carrying capacity. and the tension force and carrying capacity have close relation to the performance of cable crane and operational security

    由於纜索起重機工作環境和性質的特殊性，安裝精度的影響、工作環境的變化以及實際工作的需要，不可避免的會引起的各項參數的變化，如工作溫度，實際的跨度等，造成與設計參數之間的差異，從而影響承載索的張力和承載能力，因而直接關繫到起重機的性能和生產的安全性，因此論文研究這些因素變化對張力和承載能力產生的影響，分析張力及承載能力對各因素變化的靈敏度，從而對生產實踐和安全生產作出有意義的指導。
  12. Fina11 y, the art ic1e proposes operat ing mode and deve1opi ng strategy for mobi 1e data business of shaanxi mobi le communication co. ltd. the study resu1ts can be taken as direct guidance for deve1opment of data business of shaanxi mobi1e conununication co. ltd., and can be referenced by other mobi 1e communicat ion compani es

    最後，本文為陜西移動通信公司提出了移動數據業務的運營模式和發展策略。本文的研究結果對于該公司發展移動數據業務具有直接的指導作用，對于其它的通信企業發展移動數據業務具有一定的參考價值。
  13. So we say that we can absolutely avoid unnecessary and bothering process in mathematic deducibility if making full use of the method of pseudo - spectral in more complex viscoelastic media, we can get wave equation when directly replacing with two kinds of relaxation modules

    由此可以說，如果採用偽譜法模擬其它更復雜的粘彈介質模型時，完全可以避免不必要的而且煩雜的數學推導過程；直接將體積鬆弛模量和剪切鬆弛模量代入即可得其波動方程。
  14. Based on the general mathematical models of multibody system dynamics such as the kinematics models of multibody dynamical systems, the ordinary differential equation models and the differential algebraic equation models of dynamics, general forms of the sensitivity equations of the systems are deduced by using direct differentiation method and adjoint variable method

    基於通用的多體機械繫統運動學數學模型，常微分方程形式的動力學數學模型、微分/代數方程形式的動力學數學模型分別採用直接微分方法、伴隨變量方法推導出了系統的狀態靈敏度方程的通用形式。對于微分/代數形式的數學模型
  15. In this paper, we select some sectional statistic data of the year 2003 and try to establish a econometrical model, we hope to find some determinants of fdi and give some helpful suggestions about how to attract fdi

    本文選取了2003年全國各省市的一些截面數據，通過計量經濟學的實證研究方法，尋找對外商直接投資非常密切的區位因素，為各省市吸引外商直接投資提供了一些指導性意見。
  16. A new model for the growth stage of surface flashover has been developed according to the experimental results, which is based on the solid band theory. it is suggested that the electron multiplication could be attributed to two processes : one is the secondary electron emission avalanche caused by collisional ionization, the other is the micro - discharge caused by the trap centers of insulator. the trap cente

    電子倍增的過程與材料的表面態直接相關，材料微觀結構的變化和材料的表面處理都能夠導致材料表面態的變化，引起材料的表面二次電子發射系數以及材料中陷階密度和分佈的改變，從而影響了電子倍增的過程，並進一步改變或影響了沿面閃絡的發展過程。
  17. The insulation of the thermodynamics installation and pipelines of thermal power electricity generation has significant sense, which contributes to increasing the installation ' s safe reliability, decreasing the heat loss, producing the warmhearted work environment, conserving energy and so on

    龍鳳熱電廠高溫蒸汽管線大多數已經破損，熱量損失嚴重的現狀，直接導致企業能源成本增加、經濟效益下降，而且由於車間溫度過高，造成工人工作環境差。
  18. Rotation of a pointer is triggered directly from the degree of bending or resultant angle, which allows the temperature to be displayed on a thermometer scale

    彎曲程度或者彎曲角度直接導致指針的轉動，這就可以直接在溫度計刻度盤上直接顯示溫度讀數。
  19. Scanned graphics can be imported directly into your presentations from most twain compatible scanners ( twain is the standard that enables scanners and cameras to connect with powerpoint and other software programs )

    掃描圖形可從大多數twain兼容的掃描儀中直接導入演示文稿。
  20. Of thousands of people in sovogda

    直接導致了斯沃格達數千人死亡
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