重溫算數 的英文怎麼說

中文拼音 [zhòngwēnsuànshǔ]
重溫算數 英文
arithmetic refresher for practical men
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : 數副詞(屢次) frequently; repeatedly
  • 算數 : count; hold; stand
  1. The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection

    本論文在總結了斜拉橋的發展及其施工工藝,並指出了橋梁施工控制的要性之後,簡要的介紹了工程概況,敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分;論文的核心部分,在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計和其理論計結果之後,詳細論述了主梁的標高線形控制方法和內容,實際支模標高的提出,結構應力監控的方法、布點、測讀及其對測讀據的合理分析方法,索力檢測和結構度監測的方法。
  2. The thesis focuses on the development of the dynamic simulation model of evaporators, the accomplishment of the stable and dynamic simulation of the parameters of cryogen - side, air - side and how to carry out dynamic simulation on the refrigerating effect of evaporators under different evaporating temperature and the realization of the analyses and calculations of the main parameters, such as, the wind speed of air - side and specific humidity etc, which affect the function of evaporators

    本文點是對蒸發器建立動態模擬模型,並對製冷劑側和空氣側參進行穩態和動態模擬,同時對蒸發器在不同蒸發度下的製冷量進行了動態模擬,而且對影響蒸發器性能的主要參(空氣側入口風速、入口含濕量等)進行了分析和計
  3. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明, ( a )熱處理前,隨著基片度的增加,薄膜中的低價氧化鈦含量逐漸減少,化學計量比趨于o ti = 2 ;薄膜具有非晶態不緻密的柱狀纖維結構,柱狀纖維的尺寸隨基片度的升高而增加;薄膜在可見光范圍內透明,在波長為35onzn時嚴吸收,利用干涉級次法分析了薄膜的光學常,結果表明,薄膜的折射率隨基片度的升高而增加,根據計結果得到了tioz薄膜在不同基片度下的折射率色散曲線。
  4. In this paper, the sensibility analysis of the factors affecting the temperature in well bore is relatively systematically made by using a large number of the data calculated with the borehole flow and heat transfer 3 ? d numerical model proposed by the author. the study shows that the thermophysical parameters of the drilling fluid and formation, etc. and the entrance temperature and circulating capacity, etc. of drilling fluid have a greater influence on the temperature in well bore. therefore, accurately mastering the thermophysical parameter values of penetrated formation and drilling fluid in well bore, considering the influence of the temperature and pressure on thermophysical parameters and accurately measuring such parameters as entrance temperature and discharge capacity of drilling fluid, etc. are of utmost importance for accurately simulating the temperature in well bore

    利用由作者提出的井內流動和傳熱的三維值模型計所得的大量據,文章對影響井內度的諸多因素進行了較系統的敏感性分析,研究表明:鉆井液和地層等的熱物理參以及鉆井液的入口度、循環排量等對井內度有較大影響,因此,準確掌握所鉆地區地層和井內鉆井液的熱物理參值,考慮度壓力對熱物理參的影響,準確測量鉆井液的入口度、排量等參值,對于井內度的準確模擬至關要。
  5. Since the temperature difference was most important parameters in thermal effects calculation, a combined temperature difference method considered year temperature difference and day temperature difference was put forward. with the combined temperature difference obtained from field tests, a lot of calculations have been done by finite element method ( fem ), considering of different structural measures. the law of displacement and stress in cshbb was presented and a relative displacement formula was deduced

    在介紹小砌塊建築的度作用分析方法的基礎上對度作用計中最要的參? ?差取值進行了探討,提出了同時考慮年差和日差影響的組合差取值方法;根據各種不同的組合差取值方法,結合現場實測據給出了試點建築的組合差取值,並考慮了不同構造措施的影響,對試點建築進行了有限元的度效應計;給出了小砌塊建築的位移變化規律和應力變化規律以及層間相對位移的計表達式。
  6. The measurement of oxygen desorption activation energy by thermogravimetry ( tg ) and differential thermogravimetry ( dtg ) curves with different heating rates shows clear evidences that the behavior of tg, dtg, and desorption activation energy have some relations with the oxygen stoichiometry of the specimeri when temperature changes from 500c to 800c

    採用多升速率熱法得到的tg 、 dtg據計yba _ 2cu _ 3o _ ( 7 - x )的氧脫附活化能。實驗表明,當度在500 - 800范圍變化時, tg 、 dtg的變化行為及脫附活化能明顯的和樣品的氧含量有關。
  7. 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

    本文針對高環境下液化氣壓力容器的熱響應特性問題,結合交通部點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及值模擬」 ,對在火焰包圍下的液化氣壓力容器的度場分佈、強度計、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。
  8. 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區域的度場、壓力場、速度場;在此基礎上分析了不同的通道高度、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,努謝爾和阻力因子與雷諾的函關系;本文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、帶針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指導的作用。
  9. The exact expression is n = 4 ", in which n is the stage of koch curve. since we only consider one generator in computation process, so we simplify it as n = 4 ). the critical point of this kind of koch curve is zero, also called zero temperature phase transition, and this is the character of all the limited branching systems

    無分支科赫曲線是一種典型的分形,前人的研究都局限於n = 4 ( n是用線元,面元,或體元覆蓋分形系統所需要的覆蓋次,確切的應該寫成n = 4 ~ n ,其中n為科赫曲線的級,但我們在整化群計時只考慮一個生成元,所以簡化為n = 4 )情況,這種科赫曲線的相變點為零,是一種零相變,這也是有限分岔系統的相變特徵。
  10. The main research contents of the physical design include : presenting the domestic and international status of space weather and expanding on the need and the importance about the space weather forecast ; sorting the disastrous space weather and discussing their effects and adapted prediction methods ; analyzing the solar disturbing resources of space weather and the precursor or concomitant phenomena of solar eruption based on the newest observational results ; probing into the radiation principle of solar short - wave ray and presenting the computing methods about solar continuum and line spectrum radiation ; extrapolating physical methods of reconstructing the temperature and the emission measure of coronal plasma ; argumenting the effective observing spectrum for space weather empirical forecast and space weather numerical forecast

    物理設計的主要研究內容包括:分析目前國內國際空間天氣預報的發展現狀及開展空間天氣預報的必要性和要性;分類討論了災害性空間天氣的種類、影響及目前國際上的預報方法:分析了空間天氣太陽擾動源及擾動源爆發的先兆現象或者伴生現象;討論了太陽短波輻射線譜和連續譜輻射強度的計方法:推導了利用望遠鏡多波段的觀測結果反演日冕等離子體度、發射量等參的物理方法:論證了開展空間天氣經驗預報和發展值預報有效的成像譜段。
  11. Abstract : monthly rainfall data from 1951 to 1995 for june, july and august in 13 meteorological stations of the north china were used for accounting z index and discussing serious flood and drought featureas in these months. serious flood mainly happened in july and august, and sevious drought mainly happened in august. there were more flood in 1950 ' s to 1960 ' s and more drought since 1970 ' s in the north china. meanwhile, the deeper trough which covered the regions from the ural mts. to the balkhash lake play an important role in serious rainstom in rainy season in the north china. there often happened serious flood ( drought ) when the northwester pacific subtropical high was by west and north ( east and south ), and the sea surface temperature in the equatorial central and eastern pacific was mainly in dropping ( raising ) stage

    文摘:利用華北平原地區的13個站點, 45年( 1951 1995 )的降水資料,對夏季4個時段( 6月、 7月、 8月、 6 8月)進行了z指,確定了該地區各個時段的嚴澇年和嚴旱年.發現華北地區雨季的嚴洪澇主要集中在7 , 8月,嚴乾旱則主要發生在8月,並可明顯看出由50 60年代的多水期向70年代中期以後的少水期的轉變,另外,烏拉爾山到巴爾喀什湖附近的低壓槽加深和西北太平洋副熱帶高壓的北抬,對華北地區雨季持續性暴雨的產生起著決定性的作用.嚴洪澇年的夏季( 6 8月) ,西北太平洋副熱帶高壓偏西、偏北,赤道東太平洋海多處于下降階段;嚴乾旱年西北太平洋副高偏東、偏南,赤道東太平洋海則處于上升階段
  12. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境度引起的誤差、後退距離引起的誤差、角度誤差、據採集電路延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計,最後對誤差進行合成。
  13. Using piezoresistive accelerometers and magnetoresistance sensors measure the dynamic acceleration and geomagnetic field and through avr mcu software to calculate the attitude angular and azimuth. the fact of affecting the module is discussed in detail in this report and put forward the resolving scheme of key technology of digital filter, linear compensation, temperature compensation and magnetic field adjustment. the digital module has advantages of small size, light weight, low conception, high accuracy, all solid state and high reliability

    本課題採用壓阻式加速度計和磁阻傳感器分別測量力加速度和地磁場,通過avrmcu軟體解出姿態角和方位角,課題詳細分析了影響模塊性能指標的因素,就字濾波、線性補償、度補償、磁場修正等關鍵的技術問題提出了可行的解決方案,研製的字化模塊具有體積小、量輕、低功耗、精度高、全固態、高可靠等特點,所有性能指標均滿足設計要求,為姿態角測量提供了有效的手段。
  14. This program can predict the wall temperature 、 internal wall heat tranfer coefficient 、 fluid temperature and entropy profile along the water wall. all of these provide an important foundation for designing this type of water wall structure to ensure the safety of the boiler operation. this hydrodynamic calculation program and the results can be used to analyze operation reliability and structure design of water wall system

    利用所開發的程序對設計的超臨界cfb進行了計,給出不同負荷下,水冷壁出口工質度分佈,水冷壁受熱面不同位置處的金屬壁、內壁放熱系、流體度焓值分佈,以及不同管子的流動壓降等結果,為分析鍋爐工作可靠性及水冷壁系統的結構設計提供了要依據。
  15. In arbitrary curvilinear coordinates, the wall function is used for treating near wall regions. the influences of two different inlet gas parameter distributions and turbulent combustion models, as well as three different afterburners on turbulent combustion flow fields and wall temperature profiles are calculated. comparisons of experiment results and calculations results show that second - moment combustion model is reasonable for modeling turbulent reacting flows, inlet gas parameter distributions is more important. calculation method is reliable and can be used for the optimum design of afterburner

    值研究三種不同幾何形狀、兩種進口氣流參分佈、兩種紊流燃燒模型等對加力室內各氣流參、隔熱屏和加力室筒體壁面度分佈的影響,計結果與試驗據比較表明:不同幾何形狀加力室對加力室內紊流燃燒流場的影響要比進口氣流參分佈大些,正確給定進口氣流參分佈較為要,二階矩紊流燃燒模型更適用摸擬三維紊流燃燒流動,計方法合理,編制的計程序可靠,可供加力燃燒室優化設計用。
  16. A lot of results are made from calculating of case for geothermal reservoir property of earth energy within 200 2000 ( m. ) , it is helpful to analysis influence of permeability coefficient, kinematic viscosity and thermal diffusion coefficient of soils and rocks on heat transfer performance

    在地表熱能熱儲物性為200 - 2000 ( m . )的范圍內進行的理論計,得到了許多要結果,為分析巖土層滲透系、流體運動粘度和導等對傳熱量的影響打下了良好基礎。
  17. Aiming at mulongtan hydropower station, this paper introduces the meaning of and protection about the temperature of hydro - generating units, the system composition, the configuration and work elements of sensors anti instrument, the means of realization with plc for temperature protection, and puts forward several measure of enhancing the temperature control system

    摘要水輪發電機組度的監測是機組安全運行的要保證,是水電站計機監控系統監測的要參,介紹了木龍灘水電站水輪發電機組度測量和度保護系統的一般組成模式,測傳感器、儀表的配置與工作原理,及採用plc實現度保護的方法,並提出了提高控系統可靠性幾點措施。
  18. It includes the following aspects : adopting the partial differential equations and neighborhood average smoothing methods to reduce image noises. mapping the rgb three - color and gray scale histogram to study - 3 - the relationship of flame features and temperature field distribution. the methods of calculate important parameters about the average gray value, the flame area and the flame shape center coordinate are given

    採用圖象相加、偏微分、鄰域平均等方法來消除圖象噪聲;繪制圖象的r 、 g 、 b三色直方圖來研究火焰幅度特徵分佈與度分佈的關系;給出計平均灰度、火焰面積大小、火焰形心坐標等要參的方法;用彩色等區或等度場分佈。
  19. The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen

    對一實驗電弧加熱式發動機二維軸對稱亞跨超音速流動進行了值模擬,所採用的方法是矢通量分裂演法.通過計可以得出密度、速度、度、壓力和馬赫的分佈.給出了計所使用的網格和一些計結果.簡要介紹了實驗所使用的設備,如電源系統、點火系統、推進劑供給系統、電弧加熱式發動機、推力測量裝置和真空系統.對所觀察到的一些工作現象進行了討論.有三種不同的不穩定性出現于實驗過程.除了所測量的一些要參,通過實驗發現氬比氮工作更穩定
  20. He brushed up on fractions before taking the arithmetic test

    在參加術考試前他又了分
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