線損耗 的英文怎麼說

中文拼音 [xiànsǔnhào]
線損耗 英文
line loss
  • : 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...
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : Ⅰ動1 (減損; 消耗) consume; cost 2 [方言] (拖延) waste time; dawdle Ⅱ名詞1 (壞的音信或消息) ...
  • 損耗 : 1. (損失消耗) loss; wear and tear; deterioration; waste 2. [商業] wastage; spoilage
  1. The loss of the transformers accounts for largish proportion in the loss of the power system, so realizing economical operation of transformers is one of the effective measure to readuce loss and save energy. but from existing status of this field, how to effectively realize economical operation of transformers has not been done very well. this dissertation main researches how to effectively actualize on - line economical operation of transformers base on the existing scada system and equipments of the area power network

    在電力網中變壓器的佔有相當大的比例,故實現變壓器經濟運行是降低網、節約能源的有效手段之一。但綜合國內外的研究現狀,如何有效地實施變壓器經濟運行還沒有得到很好解決。本文著重研究了在地區電網現有的scada系統和設備上實現在變壓器經濟運行的解決方法。
  2. Commercial building telecommunications cabling standard - part 2 : balanced twisted - pair cabling - addendum 3 - additional considerations for insertion loss and return loss pass fail determination

    商用建築電信電纜敷設標準.第2部分:對稱雙絞合電纜敷設.補充件3 .插入和回波通過失效確定的附加考慮要素
  3. Superconductivity - ac loss measurements - total ac loss measurement of cu nb - ti composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.交流電測量.用拾波圈法測量暴露于橫向交流磁場的cu nb - ti合成超導導的交流電總
  4. Superconductivity - part 8 : ac loss measurements ; total ac loss measurement of cu nb - ti composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.第8部分:交流電測量.用拾波圈法測量爆露于橫向交流磁場中合成超導導的交流電總
  5. Superconductivity - part 8 : ac loss measurements - total ac loss measurement of cu nb to composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.第8部分:交流電測量.用拾波圈法測量暴露于橫向交流磁場的銅鈮復合超導導的交流電總
  6. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器( pa )作為無通信射頻發射機中不可缺少的關鍵電路,對于提高手機的功率效率、降低電源、減小體積重量、延長通話時間有著舉足輕重的作用,而適用於恆包絡信號放大的e類功率放大器,更是在現代通信系統中佔有十分重要的地位。
  7. 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

    在電子路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換路模擬測試,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,提高dc0c轉換路效率的器件輸出電容cob優化曲
  8. We use the method of finite element analysis to find the most dangerous section of the rotator. through setting up a model of rotator, calculating the temperature and stress field of rotator, we get the section. then we supervise the section online, calculate the practical fatigue life loss and creep life loss

    我們使用有限元分析法,通過建模,計算轉子溫度場、應力場,得到最危險截面,然後對危險截面進行在監測,計算實際運行中的疲勞壽命和蠕變壽命,為安全經濟運行提供有效監控手段。
  9. It is found that in the absence of dissipation and average photon number of the reservoir the linear entropies of the atom and the field varies with time periodically, going to zero at the disentanglement times, and the period is the same as that of bell function and the linear entropy of the total system is zero at any time. if the cavity dissipation and the average photon number of the reservoir is taken into account, the linear entropies of the atom and the field present local maxima and minima and the difference between them diminishes with time, tending to asymptotic values

    結果表明,在忽略腔和熱庫的平均光子數時,原子和場的性熵有周期性的變化,在沒有糾纏的時刻,值為0 ,此時的周期與bell函數相同,而系統的性熵在任何時刻都為0 ;如果考慮到腔場的和熱庫的平均光子數,原子和場的性熵有局部的最大值和最小值,它們之間的差距隨時間逐漸減小,趨向一個漸進值。
  10. A method of calculating millimeter wave microstrip antenna array feed line loss

    一種計算毫米波微帶天陣饋線損耗的方法
  11. Basing on other researchers ’ work, this paper has put forward a novel type of icc ( induced current cancellation ) shielding layer for rfic / mmic performance improvement, to reduce high frequency loss, increase q value, and expand its application frequency range. and present how to realize rfic / mmic components such as i / o pad, inductors, baluns and so on by applying icc shielding layer structures. furthermore co - design methods of ic component structure and foundry process structure designs has been presented in this thesis

    在無通信技術對cmos射頻/微波集成電路需求的大背景下,本論文提出了用於高頻集成電路( rfic / mmic )器件的各類新型icc ( inducedcurrentcancellation ,感應電流相消)屏蔽工藝結構,由此設計製造的ic部件解決了傳統半導體工藝無法實現射頻/微波集成電路的難題,以達到降低高頻集成電路器件的高頻,提高器件q值以及擴寬器件應用頻帶的目的。
  12. Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks, brush - loss, radio - frequency interference, etc. 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor, shortening the acceleration and deceleration time. 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size. 4 ) because of the absence of commutation segments, the stator construction is simple

    現在的工程師們更為青睞永磁無刷直流電動機是因為以下幾點原因: ( 1 )去除了電刷的永磁無刷直流電動機徹底地免除了維護而且消除了我們不希望的由於換向帶來的火花、電刷以及無電干擾等等; ( 2 )低轉動慣量的轉子提高了電機機械響應的質量,從而縮短了電機加速和減速的時間; ( 3 )高矯頑力稀土永磁材料的使用使得同樣尺寸的永磁無刷直流電動機比傳統的直流電動機效率高; ( 4 )由於沒有機械換向部分定子的結構簡單了。
  13. Wireless induction communication method is based on electromagnetic induction principle, using the electromagnetic coupling to transmit data between the train and ground. this communication system can cover a long rail and it is easy to maintain and fix

    感應通信是基於電磁感應原理,利用電磁耦合完成車輛與地面雙向數據傳輸的一種通信方式,具有傳輸小、覆蓋路長、架設方便、易於維護等優點。
  14. All iron can be eliminated when constructing a rotor with hts windings

    當使用高溫超導圈製作轉子后,所有的鐵幾乎可以忽略。
  15. In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods

    而精確預測無電波傳播路徑特性,則為合理的微蜂窩無網路規劃、設計提供了必要條件,同時也是研究微蜂窩移動通信系統性能的前提。無電波傳播預測的方法分為兩類:一是用沖激響應法,即根據實驗、統計所得數據建立經驗性傳播預測模型;另一種是用射跟蹤方法,即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播路徑經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區無電波傳播特性研究的局限性。
  16. Accordingly ray tracing model for microcells propagation prediction has become an important subject. this paper discussed the characteristic of propagation in symmetrical atmosphere on the earth, and introduced several kinds of traditional path loss propagation model in land mobile communication system, also pointed out the localization of these models based on experiential methods

    本文首先討論了在地球表面均勻大氣中的無電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播路徑經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區無電波傳播特性研究的局限性。
  17. With the development of laser techniques, the optical cavity has played an important role on monitoring laser mode, measurement and narrowing of laser linewidth, laser mode cleaner, laser frequency stabilization, optical spectrum and cavity - qed etc., due to its advantages of ultra - low losses, high finesse and narrow linewidth

    隨著激光技術的發展,諧振腔由於其腔內小、精細度高、寬窄等特點,使得其在監視激光模式、測量並壓窄激光寬、激光模式清潔、激光穩頻、激光光譜學、腔量子電動力學等方面起到重要的作用。
  18. From the experimental data, the graphs concerning the leak - out power and the coupling ratio to the change of the remaining width of the cladding are drawn

    通過實驗得出功率和耦合功率隨包層剩餘厚度的變化曲,對實驗結果進行分析,並與理論結果進行比較。
  19. Line loss rate is an important synthetic indicator that reflects the energy consumption management level of power supply enterprises

    摘要率是供電企業的一項重要綜合性技術經濟指標,它集中反映了供電企業的能管理水平。
  20. By measuring in transmission, rather than in reflection, it overcomes the limitation imposed by cable loss on the use of the switched reflectometer

    該方法對傳輸信號而非反射信號的測量,克服了電纜線損耗引起的對交換反射計的使用限制。
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