half-wave 中文意思是什麼

half-wave 解釋
半波
  • half : n （pl halves ）1 半，一半；一部分。2 半小時;半英里;半品脫;半價票;〈美國〉半美元;半學年，一學期。...
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪；碎浪； 〈the wave（s）〉 〈詩〉海。2 波動；波狀...
  1. Half - wave current hw

    半波電流
  2. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二，討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據，發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大，這有利於對稱不穩定的發生。第三，採用f平面、非靜力平衡、濾聲波模式，討論了中尺度垂直環流非線性攝動分析及演變方程。
  3. On the basis of the analysis and compare, we designed the least length of s - bend y - branch to decrease the transmission loss when the space between the outport is 250jjm. we also analyzed thoroughly dependence of half - wave voltage and bandwidth on the width, the length of modulator ' s electrodes and the gap between two electrodes

    對于調制器的電極本文也進行較為深入的研究，探討了電極寬度、電極長度、電極間距對半波電壓的影響，並據此對單y相位調制器的電極結構進行了優化設計。
  4. Half - wave detector

    半波檢波器
  5. In this paper, on the basis of absorption of achievements of the research on auditory physiology, an auditory model simulationg the peripheral auditory system and part of the central auditory system is set up. the model is made of the fitlters presenting the characteristics of the basilar membrane for analyzing the voice signals, the half wave rectification modeling the inner hair cells and energy transfer of nerve fiber

    在吸收聽覺生理學研究成果基礎上，建立了一個模擬外圍聽覺系統和部分中樞聖經系統功能的聽覺模型。模型由表徵基底膜的頻率分析的帶通濾波器組、內毛細胞的半波整流特性和神經纖維的能量轉換特性組成，該模型可以作為前端處理來提取語音信號的自相關圖譜。
  6. 3. the fully inseparable bright tripartite entangled state ( tes ) was experimentally generated using the nopa at deamplification and the linear optical system consisting of polarization beam splitters and half wave plates

    實驗測定的這兩個起伏方差分龍要別較散粒噪聲極限降低3 . 28dbm和3 . 18dbm 。
  7. The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement

    偏置測試電路向偏置線圈輸入偏置電流和小信號測試電流，兩者產生的偏置磁場在控制線圈產生感應信號，檢測電路檢測控制線圈端電壓並提取含有轉子位移信息的電壓信號，該信號經半波整流電路和低通濾波電路后得到與轉子位移成正比例的直流信號，再由pid控制器轉換為轉子位移的控制信號，最後控制信號輸入功放電路產生控制電流，實現閉環控制。
  8. Three - phase half wave controllable rectifier

    三相半波可控整流器
  9. Half - wave radiation

    半波輻射
  10. Half - wave element

    半波輻射
  11. If line length is half wave at a certain frequency and both the load resistance rt and source resistance rs are higher than the characteristic impedance zo, then both the voltages at input and at load are maximum at that frequency and both the voltages at input and at load are minimum at half of that frequency

    負載端電阻及電源電阻均高於傳輸線特性阻抗情況下，當線長為某頻率波長之半波，則輸入端與負載端電壓在該頻率均為最高，在該頻率之半時則電壓均為最低。
  12. If line length is half wave at a certain frequency and the load resistance rt is lower while source resistance rs is higher than the characteristic impedance zo, then both the voltages at input and at load are minimum at that frequency and both the voltages at input and at load are maximum at half of that frequency

    負載端電阻低於傳輸線特性阻抗及電源電阻高於傳輸線特性阻抗情況下，當線長為某頻率波長之半波，則輸入端與負載端電壓在該頻率均為最低，在該頻率之半時則電壓均為最高。
  13. None buffered x cut lithium niobate electrode structure has the smallest half wave voltage ( about 70 % of z cut devices )

    鈮酸鋰的無隔離層x切電極結構有最小的半波電壓，其大小約為z切器件的70 。
  14. According to our theoretic analysis and the realistic fabricating condition, the boa device with double - heterostructure gaas / gaalas has been proposed to obtain 3db bandwidth greater than 2. 5 ghz, half - wave voltage about 5v, extinction - ration less than - 40db, transmission loss of tm mode greater than 45db and transmission of te mode less than 0. 15db. to obtain higher switching speed, we proposed that traveling - wave electrode is applied to boa device

    我們選擇在sigaas襯底上生長重摻雜層，通過控制其厚度來設計速度匹配的boa光開關行波電極，實現boa光開關的高速和高帶寬，本文結合boa型光開關的特點提出一種行波電極型boa光開關結構，其理論3db調制帶寬大於20ghz 。
  15. The results of property test of dkdp crystal grown on a point seed show that laser damage threshold is about 5gw / cm2, ? half - wave voltage is about 4kv, extinction ratio is about 1600 : l. the obvious difference of dkdp crystals is not found between traditional technique and point seed growth technique

    性能測試結果表明，點狀籽晶全方位生長的dkdp晶體的激光損傷閾值約為5gw cm ~ 2 、半波電壓約為4kv 、動態消光比約為1600 ： 1 ，發現與傳統方法生長晶體的性能沒有明顯的差別。
  16. Comparison of amplitude vector method and half - wave spectrum method to analyze grating diffraction

    振幅矢量法與半波帶法分析光柵衍射的比較
  17. Three - phase half wave rectifier circuit

    三相半波整流電路
  18. Three phase half wave rectifier circuit

    三相半波整流電路
  19. In order to realize low half - wave voltage, high polarzation extinction ratio, low pigtailing polarization crosstalk, low insert loss, precise tapped power ( ratio ) and good splitting beam ratio, the optimum design was performed

    為了實現低的半波電壓、高的偏振消光比、低尾纖串音、低插入損耗、精確的抽頭功率比和良好的分束比，我們對器件結構進行了優化設計。
  20. Because of the limitation of the measuring condition, in the thesis we had only measured some characteristics of the phase modulator : channel waveguides " loss coefficient is 0. 22db / cm, the split - ratio is 52 / 48 and half - wave voltage is < 5v

    由於條件所限，論文中僅測量了直波導損耗系數、相位調制器的半波電壓和輸出分束比。經測量，半波電壓小於5v ，直波導損耗系數為0 . 22db cm ，輸出分支比為52 48 。
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