預運算器 的英文怎麼說

中文拼音 [yùnsuàn]
預運算器 英文
preprocessor
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 運算 : [數學] operation; arithmetic; operating
  1. In the phase of image pretreatment, the main jobs of this system includes dot operation, image swell, positive chiasma transform, edge extraction and edge swell, outline track, etc. because the visual system itself is a neural system, systematizer designed in the paper adopts bp neural network to accomplish computer image identification, the system has some advantages over the traditional one, but with the extensive application of bp neural network, the problems existing in bp neural network come forth increasingly

    在系統軟體設計部分中,首先是對所選零件進行模式識別,包括圖像處理、特徵提取和分類設計三個階段,其中在圖像處理階段本系統主要做的工作有:點、圖像增強、正交變換、邊緣提取和邊緣增強、輪廓跟蹤等。由於視覺系統本身就是一個神經系統,故本文所設計的分類採用bp神經網路,其具有一些傳統技術所沒有的優點。
  2. Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result

    以透視成像模型為基礎,提出了用物理方法來提取攝像機內部參數;從圖像處理角度出發,針對機人目標定位與跟蹤的特殊性,提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目標的識別,介紹了目標特徵參數的提取方法;在目標圖像匹配上,提出了兩種快速有效的目標匹配演法;基於目標深度信息恢復原理,提出兩種目標特徵點三維坐標恢復的方法,同時完成了目標動參數估計和目標的跟蹤與報,並最後給出了實驗結果。
  3. The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research

    本文以600mw汽包自然循環鍋爐(蒸汽吹灰)為具體分析對象,分別建立其水冷壁、過熱、省煤、空的積灰損失和各受熱面吹灰能量損失的模型,建立相應的吹灰行規則指導,對設計中的關鍵模型問題,通過模擬計及與現場數據作比較的方法,驗證其可用程度。
  4. This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed

    本文針對高溫環境下液化氣壓力容的熱響應特性問題,結合交通部重點科技項目「液化氣體類危險品輸安全警系統的研究」和湖北省自然科學基金項目「液化氣容爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容的溫度場分佈、強度計、裂紋擴展測以及爆炸事故機理等方面開展了多學科的交叉研究。
  5. But don ' t plan on locking in ( 18 ) sunny weather for that planned family picnic in july 2036. these forecasts are only general trends

    這臺機用於通過計未來幾個世紀全球海洋溫度、降雨和地殼動來測自然災害。
  6. Divider, coaxial line, trigger, signal processing, data acquisition, acquisition control and waveform analysis software is included in the device. when the device operate in the system, overvoltage is transferred to coaxial line by the divider. if the overvoltage amplitude is higher than initialization value, data acqusition card start sampling. when sampling is over, computer save data to file. engineer can analyse parameter of waveform by appropriative software reading data from file

    當裝置在線行時,系統中出現的過電壓信號通過分壓傳遞到同軸電纜,通過觸發電路判斷,如果大於先設定的值則啟動採集卡的同時采樣,采樣結束后,計機把數據存盤並以文件格式保存,管理人員隨時通過調用專用軟體調取文件進行各種參數分析。
  7. Overvoltage amplitude is higher than initialization value, data acqusition card start sampling. when sampling is over, computer save data to file. engineer can analyse parameter of waveform by appropriative software reading data from file. in the trial measurement, the device shows good performance. simulant trial and actual result indicate that method in the paper acquire approving effect, and the device can be used in the lokv distribution network

    當裝置在線行時,系統中出現的過電壓信號通過分壓傳遞到同軸電纜,通過觸發電路判斷,如果大於先設定的值則啟動採集卡的同時采樣,采樣結束后,計機把數據存盤並以文件格式保存,管理人員隨時通過調用專用軟體調取文件進行各種參數分析。
  8. In this paper, the power transformer interior fault diagnosis technique based on the dissolved gas in oil analysis and the principles of genetic algorithm are analyzed. the forecasting models for power transformer interior fault are proposed based on the grey prediction model. the genetic algorithm is applied to estimating optimum coefficients of this forecasting model

    本文對基於變壓油中溶解氣體分析( dissolvedgasesanalysis ,簡稱dga )技術的大型電力變壓內部故障診斷技術和遺傳演法原理進行了深入的分析,首次將灰色測理論引入到大型電力變壓內部故障測工作中,用遺傳演法實現測模型的優化,建立了基於遺傳演法的變壓內部故障改進灰色測模型。
  9. The machine tracks global sea temperatures, rainfall and crustal movement to predict natural disasters over the next centuries

    這臺機用於通過計未來幾個世紀全球海洋溫度降雨和地殼動來測自然災害。
  10. By means of the orbit dynamics theory and other knowledge, author established mathematical model related to collision forecast, including space object orbit confirming model, space objects relative movement model, dangerous object distinguishing model and space object collision geometry relation model, etc. according to the mathematic model, author calculated the relative distance transformation rule along with time between the spacecraft and dangerous debris and established early warning rule

    依據航天動力學理論和其他知識,建立了碰撞警相關的數學模型,包括空間目標軌道確定數學模型、空間物體相對動數學模型、危險物體判定準則數學模型和空間物體碰撞幾何關系數學模型等,根據數學模型計航天和危險目標的相對距離隨時間變化規律,設定了警規則。
  11. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計和生物質能量利用率計提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應固相滯留時間設計和測提供了理論依據; ( 5 )根據上述實驗結果,綜合用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計方法及臨界轉速理論等。
  12. Further, in the encoder when the incoming block is intercoded, an algorithm is applied to predict which dct coefficients may become zero after a subsequent quantization operation, and only dct coefficients that may not become zero are computed in performing the dct

    再者,在該編碼中,當輸入區塊是交互編碼模式,則應用一種計方法來測經由后續的量化后那一些離散餘弦轉換系數可能變為零,而只有那些可能不會變為零的離散餘弦轉換系數會用在執行離散餘弦轉換的計中。
  13. The research achievements are as followed : studying the shortages and the improved methods of gm ( 1, 1 ) grey prediction model, considering the characteristic of the transformer chromatographic data, bring forward the method for converting a series of data which are sampled in different interval into a series of data in the same interval. the weakening operator is applied to reconstruct the transformer chromatographic data for attenuating or eliminating the influence of randomicity. the improved prediction model for power transformer interior fault is constructeded

    主要取得了以下研究成果:通過對gm ( 1 , 1 )灰色測模型的缺陷及其改進方法的深入研究,針對變壓色譜數據序列的特有規律,提出了原始非等間距色譜數據序列的等間距處理方法,用弱化元改造原始序列,淡化或消除原始色譜數據序列由於受各種隨機因素影響所具有的隨機性,給出了適用范圍更廣的變壓內部故障改進灰色測模型的建模方法。
  14. The basic software consists of topology analysis, on - line load flow computation, state estimator, security analysis, dispatchers training simulator, short circuit current computation, and voltage / reactive power optimize, etc. the derived softwares consist of load control, capacitor optimizer configuration, transformer and feeder load distribution, impedance computation of generator, etc. network analysis software is powerful dispatch tool, though witch the current state of the power system can be realize, then improve the security and economic potential

    Dms網路分析的基本軟體有:網路結線分析、潮流計、狀態估計、負荷報、短路電流計、電壓無功優化等。派生軟體有:負荷控制、電容優化配置、變壓與饋線負荷分配、電源阻抗計等。網路分析軟體是有力的調度工具,通過它可以了解和掌握當前的行狀態,從而挖掘安全和經濟方面的巨大潛力。
  15. This is also a feature of adder circuits and alus that permits these devices to “ look ahead ” to anticipate that all “ carries ” generated are available for addition

    先行也是加法電路和的一種特性,它允許加法時對所有產生的進位先處理,以利於提高加法的速度。
  16. At first, we introduce the working flow of ir image processing and the structure of the image processor, then we present the goal of the design : image pre - processing and data communication. in the part of the image pre - processing, the factors causing the nonuniformity of fpas are analyzed particularly, and several. resolutions are presented, which characters are illustrated at last. according to the design requirement, we decided to implement the two - point nonuniformity correction method in fpga

    在圖像處理部分,首先就紅外成像傳感非均勻性的成因進行了詳細分析,總結了紅外成像傳感非均勻性校正的主要方法,分析了各種方法的優缺點;根據成像制導信息處理機實時處理的要求,利用現場可編程門陣列實現了基於浮點的兩點法非均勻性校正模塊。
  17. Hunan limited - region numerical weather prediction system is based upon the fifth - generation psu / ncar meso - scale model ( version 3. 4 ), named mm5 which is a non - hydrostatic model. the initial and lateral boundary conditions of the system are generated from the output of the t213 model of the national meteorology center ( nmc ) and the routine observation data of surface and high levels

    湖南省有限區域數值天氣報系統是以psu / ncar的mm5v3 . 4 (第五代中尺度模式版本3 . 4 )非靜力中尺度模式為基礎,與國家氣象中心t213模式輸出場資料連接,並應用最臨近常規高空、地面觀測資料做初始場及參數修訂,在銀河機群服務系統yh / cs16并行環境下行的中尺度數值模式。
  18. Without precomputed partitions, partition evaluation must be performed for each change made to a filtered column at the publisher since the last time the merge agent ran for a specific subscriber, and this process has to be repeated for every subscriber that synchronizes with the publisher

    如果沒有分區,那麼,自上次為特定訂閱服務行合併代理之後,對發布服務上已篩選列每進行一次更改都必須執行分區計,而且對與該發布服務同步的每個訂閱服務都要重復這一過程。
  19. What ’ s more, we design a 3d prediction compression scheme. the scheme is based on our optimal linear predictor and we use jpeg - ls lossless compression algorithm to compress the residual images. the scheme costs less time in computing, but works much better than jpeg - ls algorithm and software winrar

    此外,用基於jpeg - ls的無損壓縮演法對用我們設計出的最佳線性測得到的殘差圖像進行壓縮,速度很快,壓縮比也大大優于jpeg - ls演法和winrar壓縮軟體,具有很強的實用性。
  20. The controller takes full advantage of the features of ti tms3201f240xa processor, such as high performance processing capabilities, plenty of peripherals on chip and high real time control. by the vital of these features the fast ac sampling, synchronic pulse, digital shift phase trigger pulse, can bus communication, pid control method and excitation limitations are realized. the pretreatment of the switch signals and the test of the shift phase trigger pulses are realized by using the complex programmable device ( cpld )

    該勵磁控制充分發揮了tms3201f240xadsp處理的強大的數據能力、豐富的片內外設資源和較強實時控制能力,用單片系統結構實現了快速交流采樣,數字同步脈沖形成, can現場總線網路、以及pid控制演法和各種勵磁限制等功能;用cpld件實現了開關量抖動處理和可控硅觸發脈沖遺漏的檢測,減輕了dsp處理負擔,提高了勵磁控制可靠性、抗干擾能力和控制能力;使用vc + + 6 . 0開發的基於windows操作系統的勵磁系統調試軟體,人機界面簡潔友好,使用操作靈活方便。
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