高低測量學 的英文怎麼說

中文拼音 [gāodīcèliángxué]
高低測量學 英文
altitude surveying
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 高低 : 1 （高低的程度） height 2 （高下） relative superiority or inferiority; difference in degree 3 （...
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Compared with primary second sampling a / d converter, it realizes digital feedback by digital circuit and does n ' t adopt high accuracy d / a converter with complex technology and high price. it has many excellent qualities, such as high - integration, high - accuracy, widely used, low - price. it can be widely used in test and measure system, scientific instrument, iatric instrument, automatic test system etc. so popularizing this new type a / d converter has very significant meaning

    與原有的兩次采樣a / d轉換器相比，用數字電路實現數字反饋可不用技術復雜、價格昂貴的高準確度d / a轉換器，具有集成度高、準確度高、適用性強、價格低等優點，可廣泛應用於測量測試系統、科學儀器、醫療儀器、稱重儀器、自動測試系統等。
  2. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  3. The figure of the part ' s original shape depend on digital equinpent mostly. digital equiment is divided into two big types, contac ttype and uncontact tyope. the contact type decelop with the optical and electonic element applied widely. uncontact measurement is rapid. the measured part is not scared, but it requirethat the measured part ' s surface can glisten. cmm is typical delegate of contact measurementcomparing to uncontact measurement, cmm is slow, but it has upper measurement precision. in range of required figure precision, it will affact the selective way of moddfile cuver

    由於其測量過程是利用光學方法進行的，從而對被測物體的表面提出了一定的要求，表面反光或全黑的物體都不適合於光學方法進行測量，或者說當遇到這樣的被測物體時需要更復雜的光學技術來保證測量的順利進行。坐標測量機（ coordinatemeasuringmachine ， cmm ）是接觸式數字化設備的典型代表。和非接觸測量方法相比， cmm雖然在數字化速度上比較低，但是它具有較高的測量精度。
  4. The principle and the mechanical structure of the air - gap inductance - type transducer are analyzed in this article, and the static parameters are calibrated. dynamic calibration is applied to air - gap inductance - type transducer which is not good in dynamic capability, to obtain the dynamic parameters of the transducer and its measuring circuit. based on the result of the dynamic calibration, the transducer and its serving circuit are modeled so that the method of how to improve the dynamic performance can be found

    本文對現有氣隙式電感傳感器在原理和機械結構上作了深入的分析，對其參數進行了靜態標定；並且針對常規電感傳感器動態響應低，不宜用於快速動態測量的缺點，引入測試系統動力學的思想，設計了一套動態校準系統，對現有傳感器進行多次動態校準，根據動態校準的實驗結果對現有傳感器建立數學模型，得到現有傳感器的動態特性；在此基礎上，根據磨床工件在線檢測的要求，設計一個硬體補償系統來提高整個測試系統的動態特性。
  5. The university entrance exam regards active choice as the talent ' s system, get a society fully the wide attention of each respect, parent " hopes children will have a bright future, the mood that looks at " of female cheng feng is very pressing ; teacher " the students surpasses the teacher and the good will that excels blue " is very intense ; current, middle school school handles the on any account that learns quality, evaluate price measure without scientific check, because this school depends on proportion of students entering a schools of a higher grade of the university entrance exam to show his managerial level only, those who improve the school is famous degree, obtain favorable social beneficial result and considerable economic benefits thereby

    高考作為現行的選擇人才的制度，備受社會各方面的廣泛關注，家長"望子成龍、望女成鳳"的心情十分迫切；老師"青出於藍而勝于藍"的良好願望非常強烈；目前，中學學校辦學質量的高低，沒有科學的檢測評價辦法，因此學校只有憑借高考升學率來顯示自己的辦學水平，提高學校的知名度，從而獲得良好的社會效益和可觀的經濟效益。
  6. By consulting related parts of " learning tactics " written by peng chaoying, " theory and research of learning attitude " by tao deqing, " middle school students " learning method test " by professor lai changgui and " measurement questionnaire of mathematics learning attitude " by zang xinghong and wang xiaoyang, the author worked out " measurement questionnaire of mathematics learning attitude and tactics ". the senior middle school students from the first year to the third year in changchun passenger train no. 2 middle school are investigated on their mathematics learning attitude and tactics. according to statistics and analysis of the result, the conclusion is arrived the mathematics learning attitude and tactics have a great influence on senior middle school students " school records

    參考蒯超英的《學習策略》和陶德清的《學習態度的理論與研究》的相關部分，再結合賴昌貴教授的《中學生學習方法測驗》量表和臧向紅、王曉陽的《數學學習態度測量問卷》 ，編制出《數學學習態度、學習策略測量問卷》 ，對長春市客車廠二中高一至高三學生的數學學習態度、學習策略進行問卷調查，在對調查結果進行統計處理和分析的基礎上得出以下結論：數學學習態度、學習策略對高中生的數學成績有較大影響；目前普通高中學生的數學學習態度、學習策略水平較低，應當引起我們的重視；學習態度和學習策略是導致數學成績分化的重要原因之一；數學學習態度與學習策略呈顯著的正相關。
  7. Simplicity to use and ease to real - time output etc. the quartz crystai microbaiance based on the response of mass change, is a sensitive mass sensor and very suitable to the detection of biomacromoiecuiar. now it is expected to find widely use in ciinic chemistry, pharmaceutics anaiysis, environmentai detection and so on

    而作為一種很有發展前途的傳感器件，壓電體聲波傳感器具有高靈敏度、寬響應譜、價格低廉、操作簡單及方便適時的輸出等優點；尤其是基於質量效應構制的石英晶體微天平具有很高的質量響應靈敏度，特別適合生物大分子的測定而廣泛用於臨床化學，藥物分析，環境質量等諸多領域。
  8. ( 2 ) the order of mean of each dimension by the self - report sub - scale is : emotional perceivability, emotional evaluation, emotional adaptability, emotional management, emotional expressiveness. the order of mean of each dimension by the task sub - scale is : emotional evaluation, emotional management, emotional perceivability, emotional adaptability, emotional expressiveness

    （ 2 ）用自陳式分量表測得大學生情緒智力在各個維度上表現出來的高低水平依次是：情緒覺知力、情緒評價力、情緒適應力、情緒調控力、情緒表現力。
  9. Due to the advantages such as short response time, easy operation, and convenient to comprehend the wavefront modes, the hartmann wavefront sensor ( h - wfs ) is widely utilized nowadays in real - time adaptive optics system, turbulence statistical characterization, optical components test, light quality evaluation, laser atmosphere communication, the wavefront correction of ultrahigh power laser pulses, as well as human eye aberrations measurement. the detection accuracy is important to the performance of the whole optical system. considerable efforts have been performed in the investigation of h - wfs wavefront detection techniques in past years

    哈特曼波前傳感器具有實時探測，易操作，可以直觀顯示波前畸變分佈等優點，被廣泛地用作自適應光學系統的波前信息探測和波前畸變補償，大氣湍流統計特性表徵，光學元件檢測，光束質量評價，超強激光脈沖波前整形，激光大氣通信以及人眼象差測量等各個領域之中，其探測精度的高低對整個光學系統的工作性能有著極其重要的影響。
  10. Fiber optic gyroscope ( fog ) is an advanced instrument to measure the angle velocity of rotation body. it realizes the measurement of optical sagnac effect using solid all - fiber structure. it overcomes mechanical - electrical gyro and ring laser gyro ' s reduction of dynamic performance and life - span caused by the structure or the requirement of high rotation rate mass

    光纖陀螺是一種先進的感測載體自轉角速度的測量儀，它利用固態的全光纖結構實現光學sagnac效應的量測，克服了機電陀螺及環形激光陀螺在構造上或因需要一定的高速度旋轉質量，導致動態性能及壽命的降低，或因諧振要求過于苛刻，使工藝復雜性及成本過高等一系列缺點，從而成為當今最具有競爭性的新型陀螺。
  11. At present mounts of optoelectronic measurement system have mainly two kinds of frame, i. e. altitude - azimuth form and equatorial form. the vast majority of large telescopes built are of an altitude - azimuth pedestal design in order to track fast moving satellites

    陸基型光學測量設備目前主要採用地平式和極軸式兩種結構模式，由於地平式系統成本低，軟硬體成熟度和工作可靠性高等原因，在觀測人造衛星的儀器中絕大部分採用地平式裝置。
  12. It has been shown that this updated sampling and measurement method, which can measure the content of tar and dust individually, appears much more precise and credible, particularly aiming at the characteristic of heavy tar and dust content in biomass gas. this clarification system that adopts two - level shell and tube condensers and one tar removal filter, has the advantages of high removal efficiency ( 97 % ~ 98 % ) and low operating cost. besides, it has been made more environmentally friendly considering that wastewater from condensers has measured up to related effluent state standards after being disposed in tar clarifier - tank

    多次試驗表明：針對生物質氣浙江大學碩士學位論文含焦油灰塵量大的特點，改進的生物質焦油取樣測量法可實現焦油和灰塵的分離，有較高準確性和可靠性；採用二級管殼式冷凝器與一級乾式過濾器結合的燃氣冷凝凈化系統不但凈化效率高（ 97 98 ） 、運行費用低，而且含焦油廢水二經過澄清池澄清處理后可達到國家相關污水排放標準，避兔了濕式凈化系統的水污染；兼顧凈化效果、經濟性和減少污染考慮，採用以半焦為吸附材料的于式凈化系統可以達到炊用燃氣對焦油含量的要求。
  13. Abstract : a new non - contact measurement system of the ammunition energy is discussed, which can be used to measure the performance parameters of all kinds of ammunition chemical battery in non - contact means. as infra - red optical medium is applied to send signals in this system, the problems in the traditional measuring such as low - precision measurement, existing of the ac - dc boundary and the multi - factors arising thereform are overcome, and the noncontact measurement precision of the ammunition energy performance parameters is improved

    文摘:論述一種彈載能源非接觸測量系統，適用於各型彈載化學電池性能參數的非接觸測量，該系統採用紅外光介質從電磁場中傳遞信號，克服了傳統測量方法精度低和「交直流界線」及其導致的「多系數」等問題，大大提高了彈載能源性能參數非接觸測量的準確度。
  14. In order to reduce the adverse influence of nlos error to location performance, this algorithm firstly makes initial mobile position estimation by mean tdoa / toa measurements, then estimates nlos error within tdoa / toa measurements by parameters of tip 1 channel model, smoothes and reconstructs tdoa / toa measurements, and finally utilizes two step wls computation. the application of this algorithm under different cellular environments is also discussed and its effectiveness is demonstrated by simulation results. finally, the basic location method, location method implementation, network architecture, signaling protocol and interface, and location procedures of wcdma network mobile location are analyzed

    百臼主回大學槽士扭允生攀幢伍丈第v頁接著，通過對tdo咖a測量值誤差的分析，本文提出了一種首先利用tdo咖a平均測量值對移動臺位置進行初始估計，並利用tipi通道模型參數估計出thoafl 』 oa測量值中nlos誤差的大小，然後對tdo … a測量值進行平滑與重構，再採用兩次wls計算，以降低nlos誤差對定位性能不利影響的的定位精度提高演算法，討論了這種演算法在蜂窩網路不同環境條件下的具體實施方法，通過詳細模擬驗證了這種演算法的有效性。
  15. Based on the processed images, we can do the further computerized quantitative measure of parameters including area, perimeter, integrated optical density, average diameter, shape factor, number of bifurcation and end points, etc. our self - developed and localized system has a reliable property and a high ratio of performance and cost proved by our experiment

    對感興趣區域內的目標自動測量參數，如：面積、周長、綜合光密度、平均直徑、形狀因子、三叉點、端點等。與其它類似系統相比，本系統具有性能穩定，開發成本低，技術性能價格比高的優點，成為國內醫務人員易於掌握與使用的醫學應用系統。
  16. The sensor array that based on the optical measurement has the advantages of high sensitive, small size, low power and immunity to electro - magnetic interference

    這種基於光學強度調制測量法的傳感器陣列具有精度高、抗電磁干擾、尺寸小、耗能低等優點。
  17. This thesis takes the middle school students as subjects and uses self - regulated learning for middle school students as measuring instrument to explore the developmental tendency of the ability to carry on the self - regulated learning and the relationship between this ability to the academic achievement. the conclusions are as follows : ( 1 ) there are different levels in the ability to use these dimensions, which make up of the self - regulated learning, to engage in the learning. ( 2 ) the grade factor makes significant difference in the development of the ability to carry on the self - regulated learning

    本研究以中學生為研究對象，以自我調節學習問卷為測量工具，探討了中學生自我調節學習能力的發展及其與學業成就的關系，並得出結論如下： （ 1 ）中學生的自我調節學習能力在各個學業調控維度上的發展水平不同； （ 2 ）中學生自我調節學習能力發展的年級差異顯著； （ 3 ）中學生自我調節學習能力發展的性別差異顯著； （ 4 ）中學生自我調節學習能力的發展在重點學校與普通學校、城市學校與農村學校之間存在著極其顯著的差異； （ 4 ）中學生的自我調節學習能力與學業成就之間存在著顯著正相關，且對學業成就高低有較好的區分性。
  18. The study adopts quantitative method to investigate learning strategies of chinese efl learners in vocabulary learning. the author compared the vocabulary learning strategies used by high - proficiency students ( hps ) and low - proficiency students ( lps ), and explored the relationship between vocabulary learning strategies and outcomes in learning english by means of questionnaire surveys and vocabulary knowledge tests

    本文運用定量研究的方法，通過問卷調查，詞匯知識測試等方式，調查了英語學習者在學習詞匯時所使用的學習策略，對高分組學生與低分組學生在學習詞匯時所使用的策略進行對比，並對詞匯學習策略與詞匯測試成績之間的關系進行了探討。
  19. The requirement of environmental vibration becomes more and more important in ultra - precise optical - electron measurement instrument, ultrafine working testing and scientific experiment. building a huge micro - vibration isolation platform is becoming an urgent demand

    超精密光電測量儀器、超微細加工、測試及科學實驗對環境振動的要求越來越高，對大型高性能超低頻防微振實驗平臺需求迫切。
  20. The electro - chemical measurement system used to perform dpsv measurement is constructed with two parts, a low - current measurement system consists of low input bias current operational amplifier and a high resolution sar adc and a potentialstat consists of high resolution dac and high current buffer amplifier

    對于微分脈沖伏安溶出測量，我們使用高精度高速saradc和低偏置電流運放構成微電流采樣系統，使用高精度dac和高速大電流緩沖放大器設計了恆電位計，並與微控制器共通組成電化學測量系統。
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