線路頻率 的英文怎麼說

中文拼音 [xiànlùbīnlǜ]
線路頻率 英文
line frequency
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 頻率 : frequency; rate
  1. If the numerical value line resonance frequency plus some shaft connatural frequency of generator is equal to operation frequency, it brings about coupling resonance between generator and system, which maybe results in shaft rupture of synchronous generators

    當線路電氣諧振頻率與同步電機的軸系某一固有振蕩頻率近似互補于電網工頻時，將導致機電系統的耦合振蕩，嚴重的會造成同步發電機大軸的扭斷。
  2. The frequency curve of transverse distribution of the wheel track on divided ways reveals that the frazzled damage of highly channelizing expressway cement concrete pavement largely occurs in the peak range of distribution curve of the wheel track

    摘要分車道行駛輪跡橫向分佈頻率曲線顯示，渠化程度較高的高速公路水泥混凝土路面磨損破壞主要集中在行車道輪跡峰值范圍。
  3. By likening a capacitor to a storage tank and an induction coil to a coil spring, tesla realized that a properly configured circuit could amplify electrical signals and raise them to ever higher frequencies and voltages

    將電容比擬為儲存槽，感應線圈比擬為彈簧，使特士拉理解到，適當的組裝電路可以將電流訊號放大，並且增加它的頻率及電壓。
  4. The canadian trade office in taipei once again is pleased to collaborate with the royal hsinchu hotel for a maple leaf food festival. this food promotion will feature a visiting canadian chef, chad maclean from edmonton, alberta. the timing of this promotion will coincide with the planned food promotion at the evergreen hotel in taichung

    加拿大亞伯達省選擇北電nortel wimax網路解決方案建置加拿大第一個wimax商用無線寬頻網路，並稱為supernet ，其wimax無線網路速率約在1 - 3mbps之間，相當cabel及xdsl連線速率。
  5. The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward

    介紹了限制寬帶放大器頻帶寬度的因素，通過分析mosfet的本徵參數、寄生參數對頻率特性的影響，提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法；分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響，根據應用於雙極晶體管電路的跨導線性原理，提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器，獲得了良好的頻率響應。
  6. 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。
  7. Utilize bp neural network set up arm shelf structure design parameter shine upon the relation with nonlinearity of natural frequency, namely has set up the structure analysor based on bp network

    利用bp神經網路建立起臂架結構設計參數與固有頻率的非線性映射關系，即建立了基於bp網路的結構分析器。
  8. 0. 1in connectors for frequencies below 3 mhz. part 11 : edge socket connectors with closed ends and having a contactspacing of 2. 55 mm 0. 1 in mating either with board mounted connectors or printed wiring boards with edge board contacts

    頻率低於3mhz的連接器.第11部分:與印製電板裝連接器或板邊具有接觸點的印製線路板相配用的帶封閉端的觸點間距為2 . 55mm
  9. Though wide - band has been used widely, it ' s not wide enough to watch high - quality real - time video. futhermore, wiless communicaton has become a hot technology, it has limited band and unstable communication channel which result in high percentage of errorness in this situation, if people want to watch realtime video, it has high demand that video producer compress the video as small as possible when quality is good enough and receiver have ability of error resilience

    另外，無線通信已經成為當前it領域的一個大熱點，對無線通信來說，帶寬就更加有限，並且傳輸線路不穩定，錯誤率高，在這種情況下，如果想通過無線網路在線觀看視頻，必然需要視頻發送端在保證質量的情況下對視頻進行盡可能的壓縮，同時提供強大的糾錯和抗錯能力。
  10. 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。
  11. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現：激勵源電路部分，由分頻電路和頻率合成電路組成，產生頻率穩定的激勵信號以確保檢測任務的正常進行；傳感器變換電路部分，由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成，主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號，易於后續電路處理；由dsp晶元構成的微處理系統，主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  12. With the purpose of maximizing the total profit of a network, the effects of the network model parameters on flight frequency, traffic and single flight occupancy of fully - connected and hub - and - spoke airline networks are investigated

    摘要以網路利潤最大化為目標，分析了幾種網路模型參數對全連通航線網路和樞紐航線網路中航班頻率、客流量以及單航班座位數的影響。
  13. By comparing the two types of airline networks based on the same network model parameters, it is found that the flight frequency, nonstop traffic and fare given by hub - and - spoke airline network is larger than that by fully - connected airline network, while the single flight occupancy is incomparable

    基於相同的網路模型參數，對全連通航線網路和樞紐航線網路中的航班頻率、客流量、直達票價、單航班座位數之間的關系進行了研究，結果發現樞紐航線網路中的航班頻率、直達客流量和直達票價分別大於全連通航線網路中的航班頻率、直達客流量和直達票價，但是不能確定兩種航線網路中單航班座位數之間的大小關系。
  14. Finally, considering the flight distance of every airline in the airline - network, using “ seat kilometre ” as the unit of the capacity, the paper optimized the capacity assignment in airline - network. as the result of above, types of aircraft and the amount of them, the flight frequency and types of aircraft were optimally constituted. the two preceding optimization procedures are all based on balance of capacity expenditure and the market share of airlines, aiming at the maximum profit in whole airline - network

    三、對整個航線網路進行運力的優化分配，首先考慮整個航線網路中具體每條航線的航程，以「座公里」作為運力單位進行，將運力在整個航線網路上優化分配，根據優化得到結果和公司擁有的機型和每種機型的數量，再對每條航線的航班頻率和機型進行優化組合。
  15. 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。
  16. Article 32 post and telecommunications departments, military communications departments and radio administration authorities shall guarantee provision of the circuits and frequency required by the competent departments for civil air defense in establishing communications and warning networks, the relevant units and individuals shall provide convenience for installation of facilities of civil air defense communications and warning, and may not obstruct it

    第三十二條人民防空主管部門建設通信、警報網所需的電路、頻率，郵電部門、軍隊通信部門、無線電管理機構應當予以保障；安裝人民防空通信、警報設施，有關單位或者個人應當提供方便條件，不得阻撓。
  17. Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave

    在現代通信的數據傳輸過程中，傳輸速率本質上是由傳輸的編碼方式和調制方式決定的，因為編碼方式和調制方式直接決定了線路頻帶利用率和碼元抗干擾能力的好壞，因而直接決定了傳輸速率；但是在實際應用過程中，數據傳輸速率是不可能達到理想狀況的，因為環境干擾、串音干擾等因素的存在使得線路的頻帶不可能被完全利用起來；因此，必須認真分析線路的噪聲信號的特性以及噪聲線路的模型，以便在編碼方式和調制方式中針對性的做一些改進措施以改善調制波形的抗干擾能力，使得傳輸速率能夠進一步提高。
  18. To achieve the mitigation of multiple harmonics with a single lc series branch, a novel auto - tuning filter based on the nonlinear frequency characteristic of inductance of an active reactor is presented, where the active reactor consists of a pair of coupled windings and a generator of harmonic magnetic flux compensation current

    摘要提出了一種基於有源電抗器的新型自動調諧濾波器，利用電感的非線性頻率特性，實現了單條lc串聯支路抑制多次諧波的目標。
  19. The 16 - bit adcs inside the single - chip microcomputer are used in the instrument to measure the output signal of the high frequency tuner, two12 - bit dacs are used to give the control signal needed by programmable gain amplifier. the system has the characteristics such as light volume, light weight, and low cost, which make it more applicable

    該標量網路分析儀能方便地測試一個系統的傳輸特性和反射特性，與pc機通過通用串列總線（ usb ）連接，實現被測網路頻率特性的圖形顯示、保存、列印及參數設置功能。
  20. Current cellular networks reuse the same radio frequencies by assigning them to cells far enough apart to reduce interference

    當前的蜂窩網路通過將相同的無線電頻率分配到遠遠分隔的小室來減少干擾，以重復使用這些頻率。
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