達到預定速度 的英文怎麼說

中文拼音 [dàodìng]
達到預定速度 英文
onspeed
  • : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 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
  • 達到 : achieve; attain; reach
  • 預定 : 1. (預先規定或約定) fix in advance; predetermine; schedule 2. [計算機] reserve
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size

    實驗發現含水率對波影響比較大,飽和巖樣的聲波傳播高於不飽和巖樣的聲波傳播;人工制裂紋對聲波傳播影響不大;單軸壓縮條件下,聲波傳播隨應變增加逐漸降低;在同一溫( 160 )下,波隨保溫時間的增加而逐漸降低;在對巖樣逐漸加熱情況下,初始加熱階段波略有升高,當溫60時,巖樣波峰值,之後隨著溫繼續升高其波逐漸下降;波隨溫變化具有一的尺寸效應。
  2. The method combining local ga with global ga optimizes the performance of visual servoing system. first, target recognition preprocess is carried out by global ga. after the fitness value reaches a certain threshold value, the global ga will

    主要通過全局ga完成目標檢測的處理,當適應的閩值以後,它將切換局部ga來進行一個更為精細的和快的目標識別。
  3. Pipeline increase the cpu efficiency greatly, but the exist of instruction correlation make the pipeline block and delay frequently, as a result it can ’ t achieve the aim that one instruction completed in one period averagely

    但由於流水線中指令相關等問題的存在,常常使流水線發生阻塞延遲,使得指令不能夠在的時刻完成,因而無法極限的目標,更無法超越該
  4. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面,本文在利用已經比較成熟的縱橫斷面優化理論的基礎上,提出以工程總費用最小為目標函數,以渠道縱坡i為控制變量,以渠道不沖不淤流及灌區允許地面比降為約束條件,通過縱橫斷面聯動優化的方法得渠道的最佳工程可行的斷面參數。另外,針對部分地區的取土困難的狀況,本文採用積分法計算渠道工程土方量,從而大大提高了土方量的估算精,有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理,最後應用本系統對泰州市翟家村機電灌區進行規劃設計,運行結果證明其操作比較簡便,界面友好,運行快,規劃成果合理,基本了系統的要求,具備較強的實用性。
  5. 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;為閃熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱率( 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,為科學確反應器的閃熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確不同尺的生物質顆粒中心全熱解的時間,在體視顯微鏡下對不同粒的生物質顆粒的長徑比進行了實驗觀察和測,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充分熱解溫的時間( 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,為閃熱解反應器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,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃熱解反應器物料滯留時間( )與轉(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃熱解反應器的最小錐角設計、錐壁強設計、生產能力設計理論和功率計算方法及臨界轉理論等。
  6. It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model

    它可應用於任何復雜的傳播環境中,能找發射機接收機之間的所有電波傳播路徑而無須冗餘的計算,是一種準三維的測模型;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射線跟蹤法,所以它無須進行接收測試;而且由於採用了反向演算法,運用數據結構中多叉樹的概念,先確需要計算的場點位置,找出所有能從源點場點的射線,並且可一次性建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算,因而有較高的接收效率與精。本文對該模型進行了相應的模擬,並將其測結果與實測結果以及基於cost231經驗性模型和基於強力射線跟蹤確性模型的測結果進行了比較,結果表明了該模型的優越性。
  7. We can n ' t get result on how to change course and speed to make collision avoidance, this can help little on collision avoidance decision. the article aims at the default on radar simulator and implements the standard result on radar simulator by making use of mcu. the main production is below : first, we calculate how to chang course and speed on the destine point by mcu. we get the new course and new speed on the destine point, we get the point to resume original course and speed, we get the distance and azimuth to resume original course and speed on given course and speed, the six essential : dcpa, tcpa, distance, azimuth, real speed and real course

    本論文針對當前雷模擬器標繪訓練中的不足,實現了利用單片機進行雷模擬器標繪標準值的計算,主要成果有以下方面:首先,利用單片機計算得了在點改變航向和改變航的計算,求得點改向的新航向c _ n和點變的新v _ n ,恢復原航向和原航的時機點的計算;在給避碰的新航向、航的條件下,計算出恢復原航向航的時機點h的距離r _ h和方位_ h ;目標船的六要素,即dcpa 、 tcpa 、距離r ( t ) 、方位( t ) 、真航v _ t和真航向c _ t 。
  8. Phileas fogg had only twenty - four hours more in which to get to london ; that length of time was necessary to reach liverpool, with all steam on

    現在距離斐利亞福克倫敦的時間,只有二十四小時了。目前正是需要亨利埃塔號以最快的利物浦的時候。
  9. 5. data preparation is essential procedure before data mining, and the thesis presents two algorithms for the filling of missing values and the finding of duplicates, two of data problems in data preparation. at first, the thesis uses of rough analysis to predict the missing values with known values to solve the problem of missing values, and the results are with higher accuracy ; then the thesis uses partition data table and quick sort method to find duplicates, which can decrease the searching time for finding

    數據處理是數據挖掘之前的必要準備步驟,針對數據處理問題中的缺失數據與重復數據的挖掘問題提出兩種演算法,首先針對缺失數據問題,浙江大學博士學位論文利用rough集理論通過對己知數據進行測實現對缺失數據的填補,了一測精;然後針對重復數據問題,利用數據表分解技術以及快排序方法實現重復數據的發現,並降低了重復數據的發現時間。
  10. Thus many data of deflecting wells can be used for seismic inversion and the problem of multiple solutions can be solved to some degree. this technology comes up to advanced domestic standards. because the water base used to make up drilling mud comes from seawater, researches are made into the effects on resistivity of saltwater mud invasion and the values - selecting methods in reserves calculation are broken through, which continues to use terrestrial oilfields " parameters

    針對勝利海上埋島油田叢式開發井組5 / 6井為斜井這種實際情況,對斜井聲波測井資料進行了環境校正,經過反復的攻關研究,通過合成地震記錄求準,實現了斜井資料的地震標,解決了建立初始波阻抗模型的技術難題,使大量的斜井資料參與反演工作,減少了地質模型的多解性,提高了儲層測的精,該項技術了國內領先水平。
  11. The results show that the engine rapid prototype control system based on vxworks has desirable property on reliability and real time performance in the engine ignition experiment

    測試結果表明,快原型控制系統在發動機點火試驗中,測量精和系統運行的可靠性方面及實時性方面均的設計要求。
  12. The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached

    該系統可以兼容多種不同型號的數據採集設備,實現了振動信號的採集、數據文件的存儲、波形的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及時頻分析中的短時傅立葉變換等。經試驗驗證表明,系統運行穩可靠,各項功能工作正常,數據分析結果準確、運算快、精高,期設計目的。
  13. 2 ) temperature analysis of spindle bearings : using the basic theory of heat transfer, the paper founds the heat transfer model and derives the heat transfer resistance and heat transfer equations in spindle units. 3 ) running performance analysis of spindle bearings : the paper analyses the running performances with the influences of the friction heat, structure and application parameters through an example. 4 ) stiffness analysis and testing of spindle bearings : using hertz contact theory, the paper derives the stiffness formula, computes, analyzes and tests the stiffness through an example

    4xio 『 ,緊下,陶瓷球軸承的剛大於全鋼軸承,而緊下則相反; 5 )一般,軸承中球的溫最高,內圈次之,外圈溫最低,但緊廠轉值時,外圈溫可能高於內圈; 6 )主軸平動固有頻率和軸承徑向剛的測量值與計算值基本一致,忽略w1 ) d的影響使測量值小於計算值,表明理論分析是正確的。
  14. The consequence proves that, the system has improved function, dependable running and handy manipulation, which improved the test quality and efficiency. it also has friendly interface and better direct view, can basically satisfy the requirements of standard test for the automobile ' s force of brake and the weight of its axles. it gained better social and economic benefits, which achieved the scheduled goal

    結果表明,該系統功能完善、運行可靠,操作方便,大大提高了檢測精與檢測,且系統軟體界面友好,直觀性強,基本滿足了汽車整車制動力及輪軸重量檢測標準的要求,獲得了良好的社會效益與經濟效益,的目標。
  15. The common characteristic is the demand for the higher degree of the stability of the temperature, and the heating, refrigeration conversion system should be quick and swift, which could reach the temperature that is needed in a very short period of time

    其普遍特點是對溫的穩要求比較高,而且加熱、製冷轉換要靈活迅,可以在短時間內設的溫
  16. After precision validated, the system is used to test and analyze local noise, interior noise, pass - by noise and engine vibration and noise. the results prove that the system is precise and helpful to accurately locate the source of noise and vibration, so it arrives at the requirements of functions and capabilities

    系統通過了精驗證,並在實際應用中測量和分析了汽車置噪聲、汽車勻行駛車內噪聲、汽車加行駛車外噪聲和發動機臺架振動噪聲,結果表明系統測量分析準確,能夠準確位汽車和發動機的聲源和振源,期的功能和性能需求。
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