函數對照 的英文怎麼說

中文拼音 [hánshǔduìzhào]
函數對照 英文
function reference
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動詞1 (照射) illuminate; light up; shine 2 (反映) reflect; mirror 3 (拍攝) take a picture ...
  • 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
  1. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方法,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法外間進行插值,得到了一組反映儲層特徵在平面上變化的參,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差法,通過球狀模擬,確定儲層優勢滲透率方向:根據流動單元法,以儲能系、容積系以及凈毛厚度比三個參為依據,通過聚類分析方法進行流動單元劃分,並且按特徵將其分為五類,統計各砂層有利流動單元區塊。
  2. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞,利用系統開環傳遞分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  3. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法,實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法,準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了虹膜圖像的配準;利用雙三次樣條擬合虹膜圖像背景,去除了非均勻光虹膜識別的影響;使用二分樹復小波方法增強了虹膜圖像的比度;在識別演算法方面,本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  4. Based on the theory of safety evaluation and risk assessment, this paper first ascertained the evaluating indices affecting ships ' seaworthiness and classified them according to their importance degrees by experts investigation, and used judgment matrix method to calculate weight of the evaluating indices, and then got the membership function by fuzzy collection theory, and finally established the mathematical model to realize a fuzzy comprehensive evaluation to ships ' seaworthiness

    摘要根據安全評價理論、風險評估理論,通過專家調查方式確定影響船舶適航性的評價指標並按重要程度進行分類,然後採用判斷矩陣法計算評價指標的權重,運用模糊集合理論確定隸屬,進而建立學模型,實現船舶適航性的模糊綜合評價。
  5. Based on the method of fuzzy mathematical comprehensive evaluation, this paper assesses the quality of atmosphere in wuhan with selecting so2, no2 and pm10 as evaluation factors, consulting the standards relevant to atmosphere environment and building the attaching function and the weight muster

    摘要運用模糊綜合評判的方法,選取二氧化硫、二氧化氮和可吸入顆粒物作為評價因子,參我國環境空氣質量標準,通過建立各污染物的隸屬和權重集,計算出各污染物的隸屬度和權重分配系,進而武漢市空氣質量進行模糊綜合評判。
  6. In these methods, relativity degree solution is the method in which an ideal solution is established, the relativity degrees of evaluated solutions and the ideal solution are compared and orders are marshaled at last. affiliation degree solution is the solution in which ideal solution and ill - ideal solution are established, affiliate degrees between evaluated solutions and ideal solution are resolved by establishing a goal function and then orders of all solutions are marshaled according to measurements of affiliation degrees. gross profit solution is the solution in which both ideal solution and ill - ideal solution are considered, the differences between evaluated solutions and them a re measured according to n - dimension euclidean distance, and then gross profits are calculated

    其中關聯度法是首先確立一個理想方案,然後比較待評估方案與理想方案的關聯度,最後根據其大小各待評估方案進行排序;優屬度法是首先確立理想方案和負理想方案,然後把各待評方案與理想方案和負理想方案的優屬度為權建立一個目標,進而求出各待評方案與理想方案的優屬度,最後根據優屬度的大小各方案進行排序;總效用法的思想是同武漢理工大學碩士學位論文時考慮理想解與負理想解二者作為參基準,並採用n維歐幾里德距離來度量任意可行解(被評估方案)與理想方案及負理想方案之間的差異,然後指導兩個差異結合在一起計算被評估方案的總效用,評估的原則是總效用越大越好;嫡本是物理學中的概念,在信息理論中被借用來作為度量權重的一種方法,但也可用來評估各方案的優劣,其評估原則是嫡值越大越好。
  7. Finally, the size of ba - ferrite fine magnetic particles was measured and analyzed from sem image which was treated using a better technology, and the functions of the particle thickness, diameter and their ratio were obtained

    較佳工藝條件下得到的掃描電鏡片進行測量和分析,得到顆粒的厚度、直徑和厚徑比的分佈。
  8. ( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese

    本論文的主要研究內容如下: ( 1 )研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理,合理分割銑床控制系統的管理任務,根據任務的要求賦予不同的優先級和調度時間,保證任務的執行效率和實時性; ( 2 )開發底層設備驅動程序和應用程序介面( api ),以便於進行系統應用軟體的開發; ( 3 )深入研究fat16文件系統的結構和固態盤的硬體特性,參fat16文件系統的管理思路,開發固態盤文件管理軟體以有效管理nc代碼文件; ( 4 )深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議,開發串口通訊網路通信軟體; ( 5 )研究字元的顯示原理和在操作系統中嵌入字庫的方法,在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法,開發中文字庫嵌入軟體,滿足開發操作界面的信息要求; ( 6 )深入研究三維圖形坐標變換的原理,開發實用的三維加工軌跡顯示軟體,便於操作者零件的加工過程進行監控和診斷。
  9. The ksort ( ) function sorts an array by the keys. the values keep their original keys

    的作用是:組按鍵名順向排序,元素的鍵名保持不變。
  10. The local router checks the response against its own calculation of the expected hash value

    本地路由器自己計算期待雜湊值來檢查回覆。
  11. Life time of mn2 + in nano - zns was measured and was found to be close to that of the bulk materials. therefore the quenching centers quench the exciton but not the mn2 + ion self. 2. the increasing curves are different in film and ethanol colloids because there is diffusion process of quenching centers in colloids

    薄膜樣品的熒光增強曲線的擬合表明,顆粒表面猝滅中心目隨輻時間的衰減是非e指形式;同時考慮溶液中猝滅中心通過向顆粒表面的擴散而逐漸耗盡,很好地解釋了溶膠的增強曲線與固體薄膜的增強曲線的不同。
  12. The paper points out that different material must be imitated through different methods. in the paper, the standard material is imitated by using illumination model, and the non - standard material is imitated by using texture and illumination model. last, using the realistic image synthesis technique, material function and the rendering technique, i realize the scene modeling, projection transformation, visible - surface detection, illumination model and surface rendering in this paper

    其次,根據材質屬性的不同將材質分為標準材質和非標準材質,並且根據材質的不同屬性而採用不同的方法進行模擬,標準材質,如銅、鐵通過光明模型技術來模擬;木材等非標準材質通過紋理映射技術來逼真的模擬,並分析總結出模擬各種材質的經驗模型,即一個初步的紋理生成,在此基礎上進行了學演變,最終建立一個比較完善的紋理生成,並且中的主要影響因素進行了分析。
  13. The main work is given as follows : the stepped - frequency waveform synthesizing the wideband signal, the synthetic range profile ( srp ) by ifft, the range resolution of stepped - frequency waveform, the effect of the radial velocity on the srp, the radial velocity compensation, ambiguity function, waveform design and stepped frequency sar imaging and so on

    包括:頻率步進波形合成超寬帶信號分析, ifft方法獲得目標一維距離像與距離解析度分析,徑向速度目標距離像的影響、速度補償、頻率步進信號的模糊分析,以及頻率步進波形射下的合成孔徑雷達成像、波形設計與系統設計。
  14. According to the basic theory of iir filters, a scheme of hardware implementation is worked out combining with the fact that coefficients of numerator and denominator of transfer function are fixed and the structural feature of selected hdpld. from the clew of implementing a stratified , modularized and parameterized design , the thesis describes the hardware implementation of the iir filter with vhdl and schematic diagram design method. two examples that are iir notch filter and iir low - pass filter are given , the stability of filters and the effects of quantification of coefficient are also analyzed

    以iir字濾波器的基本理論為依據,結合濾波器的傳遞分子、分母系固定這一事實和選用的高密度可編程邏輯器件的特點,確定了iir字濾波器的硬體實現方案;按層次化、模塊化、參化的設計思路,採用vhdl硬體描述語言和原理圖兩種設計技術進行了iir濾波器的硬體設計;本文給出了iir陷波濾波器和低通濾波器兩個設計實例,設計的濾波器都進行了穩定性分析和系量化影響分析;最終將完成的iir濾波器的硬體設計配置到晶元中,並在製作的實驗電路中進行了實際濾波效果測試。
  15. Reconfiguration approach of distribution network based on both system reliability and feeder loss is presented in this paper. being an objective function both to maximize the reliability and to minimize the loss of network, constraint conditions are considered as operation limits. an optimal method of the minimizing both the average service unavailability index and feeder losses is described in this paper

    本文以配電網可靠性最高、網路損耗最低為目標,以配電網的運行滿足電力連續供應為約束,提出了基於排序選擇、違反約束個體進行直接比較的改進自適應遺傳演算法,配電網的可靠性按深度優先搜索最小路進行計算,系統的網路損耗按牛頓? ?拉夫遜法進行計算。
  16. Standard lamp and diffusers are very important calibration elements, in chapter three, first uv and vuv radiometric standard for calibration are introduced. then the fabrication and characteristics of baso4 diffuser and alminium diffuser are researched, the baso4 diffuser ' s hemispheric reflectance and bi - directional reflectance distribution function were measured and compared with lambtian surface, and the deviation from that of lambtian surface is given. in the experiment, al diffuser ' s brdf is researched, obtain the change of spectral characteristic of al diffuser, compare al diffuser ' s brdf before and after coated with al + mgf2, and different al diffusers with different surface roughness

    鋁漫反射板作為一個漫反射光學元件安裝在太陽紫外光譜監視器的入射狹縫前,太陽紫外光譜監視器在軌測量時,太陽輻射入射到鋁漫反射板后進入入射狹縫,光譜輻度的角度是變化的,本章測量了鋁漫反射的相雙向反射分佈,研究了鍍膜( al + mgf _ 2 )前後光譜反射率的變化,漫反射的光譜特性及漫反射板表面粗糙度雙向反射分佈的影響,使得測量據反演成為可能。
  17. Firstly, i introduce the hardware and software platform of embedded system, and explain the basic hardware and software development, it ’ s a cooperate process. then i analyse the cross development method for embedded system, mentioned the “ host ” and “ target ” in the development of an embedded system. take e - book project as an example, follows the process to introduce a real embedded system project, including the mcu, periphery hardware and the integrated development environment which can provide the whole platform for an integrated development on the pc - - wb33. then i present 3 of the hardware of e - book. for lcd, i introduce the common feature of lcd, the ssct lcd as well as the design, actualize of its driver. for the rs232 serial port, the principle of the serial port and the main driver of it are introduced. for flash memory, i introuce the principle of nor flash and nand flash, and how their drivers implemented. in the end, the conclusion of this paper is generated, there is also a prospect for further research

    以一個實際的嵌入式開發項目? ?電子閱讀器為例,按項目開發流程,介紹了包括項目所使用的微控制器mcu及片內周邊電路;項目所使用的基於mcu的集成開發環境? ?能在pc機上提供完整集成開發的平臺wb33 ,使用它可以很方便的在pc機上模擬目標機的環境。詳細介紹了電子閱讀器的三個底層硬體:項目中採用的ssctlcd的特性以及其驅動的設計和實現的過程進行了詳細介紹;rs232串口驅動,介紹了接收端即電子閱讀器端實現串口驅動介面的主要;flash閃存驅動,分別介紹了norflash和nandflash的原理以及它們的驅動實現。最後,全文給以總結,並以後進一步的研究做出了展望
  18. Hidden - surface removal is to eliminate the solid objects surfaces which are obscured by others. texture mapping is to apply textures to points, lines, polygons, bitmaps, and images to improve the reality of models and decrease the procedure of drawing geometric models. a model " s material properties determine how it reflects light

    利用消隱消除不可見的線面;利用紋理映射模型進行紋理貼圖,增加了模型的真實感,並減少了建模的難度;利用材質為模型指定材料的屬性;利用光表示模型所處的光條件和環境。
  19. In this paper, firstly, the main methods of irnaging underwater and underwatr optical imaging development history are being introduced. coilsboction, principle and working circumstance of swg - l are noted. the optical properties of sea water are described, the effect to underwater imaging is analyzed. there are two parameters in evalvating tmderwater driaging quality : underwater contrast and optical tranfe fimction. underwater light source shoud be pay more attention. estimate and measurement of underwater light value are given at the sea depth where the system working

    然後水的光學特性及其水下成像的影響進行了理論分析,介紹了水下圖象質量評價的兩個參即水中比度和光學傳遞預期拍攝深度的海中度進行了理論估算與實際測量;討論了水下目標輔助明時應注意的問題。
  20. There are many difficulties in target calculate curse, such as choosing physical parameter of target material, how to input the corresponding parameter and choosing coolant parameter etc. in the next studying, we need further consider power ' s distributing function with target structure and target material parameter diversification for irradiate damage

    在靶件的計算中有如下難點:靶件材料物理參的確定、程序中相應參的輸入、冷卻劑的選取以及物理參的選取。在後續工作中,我們還需進一步考慮中子產生靶區的功率分佈,輻損傷靶材熱工參的影響程度等等。
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