指針速度 的英文怎麼說

中文拼音 [zhǐzhēn]
指針速度 英文
pointer speed
  • : 指構詞成分。
  • : Ⅰ名詞1 (縫衣物用的工具) needle 2 (細長像針的東西) needle like things 3 (針劑) injection; sh...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 指針 : 1 (鐘 、表的針) hand; indicator; pointer; needle2 (分辨正誤的依據) guiding principle; guide 3...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out

    通過對加模糊函數的形態分析也明了對線性調頻信號的二次相位匹配處理( chirp - fourier變換)在應用到制導雷達信號處理中所存在的缺陷。
  2. Then, we caculate the dynamic character of the reflective mtn cell with the optimized parameter, give out the distribution of velocity, twist angle and tilt angle at the midle of the mtn cell when switch on or off in consideration of the backflow

    對選定參數的mtn液晶盒作了動力學上的計算。文中分別了給出mtn盒在加電壓和撤電壓時,引流效應對反射率的影響,並比較向矢,,中間層的傾斜角等參量分佈的情況。
  3. In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer

    本系統由計算機控制步進電動機的運動,進而驅動式儀表表的運動,並且通過高精ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括圖像分割,閾值確定,圖像二值化,區域標記演算法,圓心擬合,有效區域識別提取,區域細化等,最終快識別出表盤所處位置;最後,根據國家式儀表類檢定規程所制定的演算法計算出該儀表的相關誤差,檢定式儀表的各種精,通過這些數據判斷該儀表是否合格,列印該儀表的檢定結果報表。
  4. Facing the rapid development of higher education, in order to guarantee its healthy and sustainable development, and to properly deal with the relation among the scale, speed and finance, on the basis of the condition guideline for regular higher education ( trial version ) by the ministry of education, by using scientific method, this paper forecasts total revenues and total demands of budget period, estimates the capability of finance by analyzing and studying the present condition of education and the previous finance condition

    摘要對高等教育迅猛發展的形勢,為確保學校健康和可持續發展,妥善處理發展規模及發展與資金保障的關系,通過對學校基本辦學條件、基礎資料、歷年財務狀況的分析和研究,對照教育部頒發的《普通高等學校基本辦學條件標(試行) 》的要求,採用科學的測算方法,預測規劃期辦學資金總收入和總需求,測算學校的貨款能力。
  5. The computer acquires the image of dial gauge by high precision ccd video, after that the computer will process the dial gauge image by some image - processing algorithms such as image segmentations, edge searching, area segmentations and locating the pointer by the " circle ". at last the computer will recognise the dial pointer position and work out the precision of dial gauge in accordance with nation criterion of dial gauge. this study presents several optimum algorithms to realize quick recognition of the pointer and calibration lines of detected dial and improve the accuracy and real time quality of detecting

    本系統由計算機控制步進電動機的運動,進而驅動示表表的運動,通過高精ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括閾值分割、邊緣檢測、圖像銳化以及區域分割和定心圓檢測等,最終快識別出表盤所處位置,最後根據國家示表類檢定規程所制定的演算法檢定出示表的各種精,本系統所採用的圖像處理演算法運算量少,快,從而大大提高了系統的實時性。
  6. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫場、壓力場、場;在此基礎上分析了不同的通道高、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到導的作用。
  7. Simple genetic algorithm gets local minimization too easily and converges slowly. to solve these problems, adaptive crossover rate that has reverse hyperbolic rel ation with the numbers of iteration is designed, and adaptive mutation rate that has reverse proportion to the distances of parents and reverse exponential relat ion to the numbers of iteration is put forward. the practical simulation results show that the adaptive ga has greater convergence speed and larger probability o f getting the best solution

    簡單遺傳演算法存在著收斂慢、易陷入局部極小等缺陷.對這些缺陷,本文設計出隨相對遺傳代數呈雙曲線下降的自適應交換率,並提出與父串間的相對歐氏距離成反比、隨相對遺傳代數數下降的自適應變異率.實例驗證表明,具有自適應交換率和變異率的遺傳演算法在收斂和獲得全局最優解的概率兩個方面都有很大的提高
  8. This paper, after discussing the basic theory and the application of digital image processing and analyzing the concrete characteristics of the water meter, puts forward the crux algorithm that identifies automatically the position and direction of the pointers of water meter with techniques of the image preprocessing, image segmentation and image analysis and recognition

    本文結合水表的具體特點,分析了將圖像處理技術應用於自動識別水表示讀數的原理。找到了一種滿足一定和精的水表讀數識別方法。該方法主要包括水表圖像預處理、水表圖像分割、讀數的識別。
  9. The paper analyze many methods of water demand prediction which include many up to date methods and some in common use, and it bring forward some new combinatorial methods which can meet the need of optimization model in precision, such as season exponent, auto adapt filter, season exponent combined grey model, etc. based on the cost and time of modeling jt mainly study the macroscopic network model which describes the correlation between nodal pressures and water plant discharge

    對時用水量預測模型,採用季節數法、自適應數平滑法、季節數聯合自適應過濾法、數平滑聯合自回歸法、季節數聯合灰色系統法等具體預測方法,其中數種方法預測精達到工程要求。實踐結果表明,開發的聯合法效果較好。考慮到管網宏觀模型不但能描述整個管網的工作狀態,而且建模所需成本低,運行快,省時省力,主要研究了管網宏觀模型的建立方法,分析測壓點布置原理並編製程序。
  10. Based on the waste residue continuing to use the theory of pure gypsum as amendment in improving alkaline soil establish a plan that with saving resources, water and with better effect and rapid speed. reach on the effect of the same - ion effect and salt effect of nacl in course of improving the alkaline soil. then after the certain amount of gypsum for exertion is decided, compare the effect of exertion of waste residue for one time with for more than one time

    首先比較煤煙脫硫廢渣與化學純石膏改良的物理化學過程的異同,在廢渣基本上可以沿用純石膏改良的理論基礎上,在一定的計劃改良深內,定量的石膏施用方法的情況下,建立一個省石膏,省水,省工,效果好,快的方案;同時研究了nacl的鹽效應和na _ 2so _ 4的同離子效應在純石膏改良堿土過程中起到的作用;最後對石膏施用量確定之後,一次施入還是分次施入更好,進行了探討;結合當地耕作條件,總結各有利的技術措施,導田間的生產實際。
  11. Enlightened from the traditional countryside environment, guided by the ideas of " sustainable development " and " based on people ", according to the principles of landscape ecology and system engineering, through analyzing and researching the patterns of landscape ecology, green - open - space system, vision - space qualities, local history and culture, mountains and rivers aesthetic artistry. and as far as the basic characteristics and existing problems of small towns in the south of yangtze river is considered, this paper puts forward some possible planning ways for dwelling regions, roads, waterscape and plants which can fully embody the characteristics of the south of yangtze river. and tries to build a kind of ecological environment in the regions of rivers and lakes in the south of yangtze river, and hopes it can guide the landscape development, strengthen individual character, realize the aims of landscape planning for small towns

    本文從傳統鄉村環境意義中得到啟發,對江南小鎮的水鄉特色和存在問題,以「可持續發展」和「以人為本」的思想為導,運用景觀生態學原理和系統工程方法,從江南小鎮基本特徵出發,通過對景觀生態格局、綠色空間體系、視覺空間品質、地方歷史文化風貌、山水美學意境等幾方面的分析和研究,著重對居住區、水景區、道路、植物幾個能充分體現江南特色的區域提出可行性思想,試圖建立一種適應江南水鄉生態環境,引導江南小鎮景觀空間生態發展,強化小鎮個性特色,實現小鎮景觀規劃的原則和目標,從而促進江南小鎮在建設中社會、經濟、生態的協調發展,引導江南小鎮走上可持續發展的道路,實現城鄉一體化,加我國城市化發展
  12. First, a locating and ranking algorithm, based on theory of constraints ( toc ), is put forward. then, other methods aimed at different traffic measures of effectiveness are respectively advanced, which are the capacity method, delay method, speed method, investigation vehicle method, queue length method and density method respectively

    文章首先提出了基於約束理論( toc )的瓶頸定位與排序方法,然後對具體的標提出了通行能力法、延誤法、法、調查車法、車輛排隊長法、密法等六種方法。
  13. Adopted high sensitive finger meter reflects speedy changes of data. it is a professional service power meter for testing telecom and electronics products

    採用高靈敏示器,在維修過程中迅反映急變化的參數,是移動通訊及電子維修測試的專業電源。
  14. You can also modify mouse settings, such as pointer speed and updated horizontal scrolling

    此外,您還可以修改鼠標設置,如指針速度和更新的水平滾動。
  15. During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched

    為了分析主動探測空間動態性能,本文首先提出以「目標進入雷達覆蓋區概率」 (簡稱為「覆蓋率」 )作為評價標;然後將三維探測空間轉換為不同高層對應的水平探測圓,對載機採用雙平行航線、交叉相向航線和交叉同向航線的最一般情形,採用相對運動的方法,分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算,分析並比較目標服從均勻分佈時航線橫比、航線縱比及比對性能的影響。
  16. This thesis mainly focuses on the multi - level parallelism development and performance optimization of scientific programs on this architecture, and our works are summarized as follows. ( 1 ) we put forward the multi - level parallel computing time model, which is suitable for smp cluster to analyze program performance from the micro - aspect. we also provide a multi - level parallel optimization speedup model based on the single - processor speedup factor, which can evaluate program performance from three parallel levels and guide us to improve the programs

    本文圍繞這種多級并行體系結構中的超節點級、節點級和單機令級三個層次的并行性開發與優化,在科學計算程序的綜合優化技術研究方面做了以下的工作與創新: ( 1 )對smp集群體系結構提出了多級并行計算時間模型,用於程序性能的微觀分析;將單機處理與加比統一起來,提出了基於單機優化加因子的多級并行優化加比評價模型,該模型分別從三個并行層次的角出發對程序性能進行評價,並導對程序的改進與優化。
  17. Pyrex itself gives you access to all the c - level constructs that are most important for speed, while saving you from all the c gotchas of memory allocation and deallocation, pointer arithmetic, prototypes, and so on

    Pyrex本身可以讓您訪問那些對至關重要的c級代碼,而節省了編寫內存分配、回收、運算、函數原型等的工作。
  18. This system provides pulse signal and direction signal to step motor driver by computer ’ s controlling step motor control card, and makes motor and guage ’ s pointer rotate. computer gets the micro displacement measured by grating measuring system via rs232 serial port, and acquires guage ’ s image by high precison ccd camera, then processes the guage ’ s image by software, including pre - processing, graying, binarization, thinning and hough transform, so as to recognize the position of guage ’ s pointer, finally calculates all kinds of precision on basis of algorithm established by national detecting rules of gauges

    本系統通過計算機控制步進電機控制卡來給出步進電機驅動器需要的脈沖信號和方向信號,進而帶動電機驅動儀表轉動,計算機通過串口實時採集光柵測量系統的微位移信號,並且通過高精ccd攝像機實時獲取表盤圖像數據,同時通過計算機軟體實現表盤圖像處理,包括預處理、灰化、二值化、細化和hough變換等,最終快識別出表盤的位置,並根據國家表類檢定規程所制定的演算法檢定出式儀表的各種精
  19. Moreover, a series of solution to these difficulties are brought forward : applying the theory of fold related to fault to interpret complex structural belts in piedmont : analyzing the features of the surface and underground seismic reservoir prediction and porosity model construction to predicate effectively the texture and quality of sandbodies ; using structural model to direct the construction of velocity model and process prestack migration imaging of seismic data ; utilizing interval velocity to forecast reservoir pressure : improving the drilling technology for pressure detection and prompt protection of vertical well against incline well

    對主要難點提出了解決對策:正確應用斷層相關褶皺理論解釋山前復雜改造、開展地表井下地震儲層與孔隙建模有效預測砂體結構與質量,利用有效構造建模建模與疊前偏移成像、開展層預測地層壓力與鉆井壓力檢測及快防斜打直配套鉆井技術攻關等。
  20. In this dissertation, the research trends for the problem have been introduced ; the ‘ dim ’ and ‘ point ’ has been strictly defined in mathematics from machine vision and human vision ; the ideal clutter suppression system based on clutter predication and the realization and evaluation of evaluation index has been studied, in succession the clutter suppression technologies have been researched. firstly, the classic nonparametric algorithm has been analyzed in detail and systematically, for it ’ s weakness that it cannot remove the non - stationary clutter ideally, kalman filter algorithm for clutter suppression in 2d image signal has been built. secondly, fast adaptive kalman filter is presented based on fast wide - sense stationary areas partition algorithm : limited combination and division algorithm based on quarti - tree algorithm, new taxis filter route algorithm which can break through the limitation of the necessity of pixel neighborhood of 2d filter and laplace data model with two parameters which is perfectly suitable for the residual image of kalman clutter suppression

    首先分析了經典的非參數法,對於四種具有代表性的核,從前述的三個性能評價方面做了分析和對比,出了其快的優點和對非平穩圖像適應性差的弱點,對非參數法的弱點,重點研究了對非平穩圖像適應良好的卡爾曼雜波抑制技術:建立了非平穩圖像的類自回歸模型,在此基礎上建立了二維卡爾曼濾波基礎的兩個方程:狀態方程和測量方程;建立了非平穩圖像準平穩區域快劃分演算法:基於四叉樹法的有限分裂合併演算法;二維空間的基於k排序的濾波路線演算法,突破了空域濾波路線上區域相鄰的限制;在這些研究的基礎上實現了快卡爾曼估計,實驗驗證了該方法相對逐點卡爾曼估計可以提高運算三倍左右;雜波抑制結果表明傳統的高斯性檢驗並不適合卡爾曼估計后的殘余圖像,由此建立了殘余圖像的雙參數拉普拉斯模型,實驗表明其可以完好的吻合殘余圖像的概率密曲線。
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