換乘率 的英文怎麼說

中文拼音 [huànchénglǜ]
換乘率 英文
transfer rate
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 換乘 : transfer; change
  1. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊，對輸入的實驗數據進行了最小二乘法的曲線擬合；根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗，並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時，採用當前比較先進的web技術，實現了基於jsp的磁致伸縮換能器web電氣模擬系統，該系統具有良好的人機界面和資源共享、信息發布功能。
  2. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試，針對不同頻段的測試結果，採用最小二乘擬合法對模擬曲線進行擬合，計算出相應的能量數據，最後綜合模擬結果確定出減小器件開關損耗，提高dc0c轉換線路效率的器件輸出電容cob優化曲線。
  3. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀，從預測浦東機場及緊鄰空港區域中遠期的客流量入手，結合上海市政府快速軌道交通的規劃方案，並且學習境外典型機場交通組織的有益經驗，利用規劃中的公交客流預測等科學分析模型，對浦東機場與市中心的軌道交通銜接提出了合理的建議：一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流，並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。
  4. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。
  5. Confidence in a currency rests on two main assumptions : first, that it will retain its value in relation to other currencies and articles of daily necessity ; and secondly, that the coins and banknotes that form its most tangible manifestations are secure from forgery

    第一項假設是：該貨幣兌換其他貨幣的匯率將會保持穩定，該貨幣用作支付日用必需品的購買能力也會大致維持不變。第二項是：貨幣最常見的形式紙幣與硬幣具備適當的防偽特徵，以免不法分子有機可乘。
  6. Based on the disaggregate model thought, a traffic modal splitting model based on fnn is proposed, and the passenger quantity partaking proportion of urban railway transit and transferring passenger quantity proportion in hub station are fixed by fnn model

    基於非集計模型的思想，建立一種基於模糊神經網路（ fnn ）的交通方式劃分模型，並利用fnn模型對軌道交通客流分擔率和軌道交通樞紐站內與交通方式的換乘比例進行劃分。
  7. The selection model of feeder stop is set up on the aim of maximal passengers transfer quantity. and feeder efficiency model on the aim of max feeder effect per cost is proposed. then cover efficiency model on the aim of max cover effect per cost is presented

    以站點換乘客運周轉量最大為目標，構建了接運站點的優化選取模型;以單位費用的接運效率和單位費用的覆蓋效率最大為規劃目標建立接運效率模型和覆蓋效率模型。
  8. This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software

    主要由以下幾部分組成：用數字頻率合成技術（ dds ）產生正弦激勵電壓信號u _ msin （ t ） ；用單片機產生幅度的數字量輸出sin （ ）和cos （ ） ；用乘法型d a轉換器實現激勵電壓和幅度的乘積，並通過濾波器和功放后即得到頻率固定，幅值隨輸入角成正餘弦變化的電壓信號；最後用數據採集卡採集輸出信號，顯示波形並進行頻譜分析。
  9. One is to use fourier transformation to convert the source signal from time domain to frequency domain and to discard high frequency harmonious components upwards of 19 ( gb / t14953 - 93 d5. 3 demanding ), then to have static huffman coding to the quantized char array which is composed of reserved direct current component and basic wave and each high frequency " s amplitudes and angles. the other is to use discrete wavelet transformation to convert the source signal from time domain to frequency domain and to set the high frequency coefficients that its absolute value is smaller than the given threshold to zero, then to have dynamic huffman coding to the quantized char array which is composed of multiple, wavelet ' s level, datum length, low frequency coefficients and reserved high frequency coefficients. mass simulinks and analyses under the two circumstances have done to show that data compression ratio is small and the relative error is also small and within the permission of engineering and the compression problem can be solved in theory of measured datum of power system

    第一種情況的壓縮方法為：採用傳統的傅立葉變換把原始信號從時間域變換到頻率域，舍棄20次及其以上的高次諧波成分（保證了gb / t14953 ? 93d5 . 3要求） ，然後對保留的直流分量、基波和各次諧波的幅值和相角數據量化后和量化時分別乘以的倍數系數構成一個數組，以字元形式保存，採用靜態huffman編碼對變換數據進行壓縮；採用離散小波變換把原始信號從時間域變換到頻率域，然後對分解得到的高頻系數進行閾值量化處理，對乘以的倍數系數、小波變換的階數、小波變換后的低頻、各級高頻以及原始數據長度、量化后的低頻系數以及保留的高頻系數大小、位置構成一個數組，以字元形式保存，採用動態huffman編碼對這個文件進行壓縮。
  10. Quaternion operations are computationally more efficient than 4 4 matrix multiplications used for transformations and rotations

    四元數運算在計算上比進行轉換和旋轉所用的44矩陣乘法效率更高。
  11. The results indicate that interior bus stops at metro station could effectively improve the transfer efficiency

    結果表明在地鐵站廳層設置為地鐵接駁的室內公交站點能有效地提高樞紐的換乘效率。
  12. The mathematical and circuit analyses of the converter show that the output current of the dc - dc converter tends to be saturated with the gradually increasing product of the operation frequency and the capacitor capacitance in the case of a determinate effective loop resistance

    分別用matlab和pspice從理論和電路兩個方面進行的模擬研究都表明：在等效同路電阻一定的情況下， dc - dc變換器的輸出電流隨工作頻率和電容容量乘積的增大而趨于飽和。
  13. Relative to general ar model, the setar model was more suitable to describe the price movement during the manipulation. to help the practice of the guarding system, the author try to set up a discrimination model for insider trading and market manipulation, based on the samples of daily - average return and turn - over ratio during the time the equity changed. the criterion is to try to correctly find out the offense and the normal event

    除了日均換手率之外的日均內容摘要收益率、日均收益率平方項、日均收益率與日均換手率的乘積項能提高對內幕交易、市場操縱的發生以及非內幕交易、非市場操縱事件的正確判別率，這些變量對內幕交易、市場操縱的判別影響不一樣，並且，內幕交易和市場操縱判別模型中的最優閥值也不一樣，最優閥值的選取可以體現監管層監管水平的成熟程度。
  14. As well as, using vector operation substitute scale operation in order to improve compression rate condition on keeping on distortion. by tool of vc + + simulate the result of research. finally, compared with jpeg, we can draw on a condition : using dct table substitute dct calculate and using vector operation substitute scale operation which can attain that is high compression rate and steady distortion

    其中，在dct變換中通過使用dct查詢標的方式代替dct常規變化，達到減少計算機乘除運算次數的目的；量化過程中通過使用矢量量化代替標量量化，達到在保證最小失真度的前提下提高壓縮比，並因此省略了jpeg壓縮中的熵編碼過程，簡化了壓縮過程，同時獲得最佳壓縮效率。
  15. At using the meters, customers can get signal samples through enlargement, multiplication, integral, v / f exchange and divided frequent power on the divided current and divided voltage meters to drive stepping motors and counters add up energy degrees

    用戶使用電表時，對分流分壓器上進行信號取樣，經放大、乘法、積分、 v / f變換、分頻、功率驅動等電路的處理，驅動步進馬達帶動計度器累計電能度數。
分享友人
分享到 Line

分享到臉書