wave line 中文意思是什麼

wave line 解釋
波傳播方向
  • 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...
  • line : n 1 線;繩索;釣絲;測深度用繩,捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  1. Science and technology of division of peaceful wave appropriate is industrial inc. only then achieve 1956, it is the business that china produces black charcoal line the first times, it is 4 big dress of chinese complementary makings produces one of base

    寧波宜科科技實業股份有限公司始創於1956年,是中國第一家生產黑炭襯的企業,是中國四大服裝輔料生產基地之一。
  2. Application study on low - voltage power line carrier wave spread spectrum communication system

    低壓電力線載波擴頻通信系統的應用研究
  3. The compressibility of the chamber gases or feed line liquids allow for the existence of wave motions.

    室內氣體或供應管道液體的可壓縮性可以使波動現象存在。
  4. The linear relationship between shock wave velocity d and particle velocity u of our samples were obtained : d = 3. 701 + 1. 527u there the unit of relocity is km / s. no phase transition shows for enstatite with perovskite structure according to the experimental linear d - u line up to 110gpa

    實驗結果表明,在80 115gpa壓力范圍內本文所用頑火輝石的沖擊波速度d與粒子速度u可用線性關系: d = 3 . 247 + 1 . 626u來描述。
  5. The moment the bells stopped, those banked masses broke and poured over the line like a vast black wave, and for as much as a half-hour it continued to flow, and then it solidified itself.

    鐘聲一停止,那群堆千積萬的人就四分五散,好象一片黑色的洪濤巨浪,沖到那個防線里來,繼續奔流了半個鐘頭之久,這才又凝固起來。
  6. Each segment of line current can be approximated as a hertzian dipole if each segment is much smaller then a wave length

    因此任意線電流在三度空間之三維向量電磁場即可以赫芝電偶極完整之遠場及近場近似合成之。
  7. From the wave viewpoint, a ray is an imaginary line drawn in the direction in which the wave is traveling.

    從波動觀點來看,一條光線是一條假想的、按波行進方向畫出的線。
  8. In this paper, the numerical harbor should include following contents : 1. database of wave field, tidal current field, sediment field in researched area ; 2. database of ship styles. 3. numerical model used to analysis data. 4. plans of outer dike, utilities of sea line, and selections of waterway, which based on the above databases

    本文認為,對于港區而言,數值化的內容應包括以下幾個方面: ( l )所研究港區的波浪場、潮流場及泥沙場等自然條件數據庫的建立; ( 2 )船型數據庫的建立; ( 3 )數值分析模式的建立; ( 4 )提出建立在自然條件基礎之上的外堤布置、碼頭岸線利用策略及航道的擬定方案(即優化模式的建立) ; ( 5 )按照經濟最優原理快速準確地提出碼頭裝卸的策略及當前方案。
  9. On the other hand, waveguide could compose high quality components but hard to be integrated for their huge volume. substrate integrated waveguide ( siw ) is a new kind of microwave transmission line in these years which can be widely used in microwave and millimeter wave circuit

    基片集成波導( substrateintegratedwaveguide ,簡稱siw )是一種近年內出現的新型微波傳輸結構,可以廣泛地應用於微波及毫米波電路中
  10. This thesis built the models computing the working frequency over - voltage " operation over - voltage for 220kv fugai transmission line, calculates and analyzes working frequency over - voltage " operation over - voltage using emtp program and provides reasonable protection measures for the transmission line. furthermore, regulations method, traveling wave method and striking distance method are used to study and compare lightning - enduring capabilities of different types of pole in power transmission lines aiming at the fact that the lightning strike switching rate of 220kv fugai line is higher

    本文分別建立了計算220kv復蓋線路的工頻電壓升高及操作過電壓的計算模型,利用emtp程序對220kv復蓋線路工頻電壓升高、投切空線過電壓、投切空變過電壓、單相故障過電壓進行計算分析,並提出合理的防護措施。
  11. Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented

    精確的故障定位為現場巡線工作人員及時提供準確、可靠的信息,減輕人工巡線的負擔,同時加快線路的恢復供電,減少因停電造成的綜合經濟損失,為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文總結了現有的各種測距方法,根據測距的原理將其分為阻抗法和行波法兩大類,對各種演算法的優缺點及適用范圍進行了分析,在此基礎上提出了一種組合的測距方案,並對演算法進行了模擬分析。
  12. The dynamic force - displacement relation curve is of crucial important to the design and operation of mechanical impact devices. using one - dimensional wave mechanics and characteristic line theory, this paper presents a testing method for determination of dynamic force - displacement relation curve from one - point strain measurement on an elastic rod endface. the principle of measurement, data processing method and experimental results for penetration into granite are discussed. 4figs., 5refs

    沖擊載荷下彈性桿端的作用力-位移關系曲線是沖擊機械繫統研究的重要內容.基於一維波動力學方程,應用特徵線方法,探討了已知一點應變求取彈性桿端的作用力-位移曲線的測試原理與數據處理方法,以及在花崗巖上沖擊鑿巖機具的測試結果,對一點應變測試法的可行性進行了論證.圖4 ,參5
  13. This article through installs the reactor with air core in the transformer substation transmission, to control the thunder electric wave amplitude and steepness in the transformer substation ; through over voltage on - line monitoring device testing, inquire into lightning protection of the reactor with air core

    本文通過在變電站的輸電線路的出口處加裝空心電抗器,對通過輸電線路侵入變電站的雷電波的幅值和陡度進行抑制;並通過安裝過電壓在線監測裝置進行測試的方法,初步探討了空心電抗器防雷的作用。
  14. Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for

    目前擁有十多項中國專利和多個自主知識產權的軟體版權的產品;公司主要產品:有線電視用戶管理控制系統(可尋址2 - 8戶分支分配式、 8 - 32戶集線式) ;射頻加解擾系統(群加群解、分兩段、按頻道單解) ;視頻數字分段加解擾系統;有線電視網路防盜播系統;數字有線電視產品與數字mmds (微波)系統;通用型防雷供電器,射頻自動控制供電器,可尋址控制供電器;電源防雷保護產品;過流分支、分配器,分流器、陷波器、電源插入器,衰減器、均衡器等。
  15. Then analyze typical noises of the network based on bispectrum, get the wave characteristics according to bi - coherence function, and carry on the clustering analysis based on self - organizing feature mapping, so it realizes the clustering identification of the typical noises of medium - voltage power line

    而後對電網的典型噪聲進行雙譜分析,並通過雙相干函數提取其波形特徵,利用自組織特徵映射神經網路進行類聚分析,從而對特定中壓配電網的各種電網噪聲干擾進行分類識別。
  16. The processing method and effect analysis of 3d wide line converted wave data

    寬線三維轉換波資料處理方法及效果分析
  17. For a x - directed line current with lengh much smaller than a wave length, the e - field pattern on coordinate planes in 3 - d space in the region from much smaller than line length to one or two wave length, the synthesized pattern by summation of the field of many line segments of hertz dipoles is independent of the number of segments, i. e. same field as a single hertz dipole

    以水平面上三角形甚小於波長線電流為例,分割為若干小段之赫芝偶極所加總合成在三度空間任意座標平面上距離從甚大於線長到一兩個波長區域之電場場型與分割小段數量無關,即等同於一單一赫芝偶極之場型。
  18. Quarter wave line

    四分之一波線
  19. In the optimized structure, a very small magnetic field is needed to make most of electrons pass through the slow wave line

    通過分析4種不同的結構,在所得到的一種理想的通道結構中,需要較小的磁場就能使得電子在慢波線中的通過率較高。
  20. The paper shows the experiment results and wave - line analysis compared with the matlab / simulink simulation

    論文中給出了實驗結果和波形分析,並且與matlab / simulink模擬的波形進行比較。
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