broad beam 中文意思是什麼

broad beam 解釋
寬電子束
  • broad : adj 1 廣，廣大；廣袤，寬闊的，遼闊的；廣泛的，普遍的；【紡織；印染】寬幅的。2 氣量大的，寬厚的，...
  • beam : n 1 梁，棟梁，桁條；（船的）橫梁。2 船幅；（動物、人的）體幅。3 （秤）桿，杠桿，（織機的）卷軸，...
  1. To compensate centimeter wave ' s shorting comings such as broad beam and short effective range, a transponder is added in the back of target automotive. this secondary radar measures range in the way of transponding

    為了彌補厘米波波束大、作用距離不如毫米波的缺點，系統在目標車輛的尾部增加了一級轉發器，以雙機應答的方式測量車距。
  2. Broad beam attenuation

    寬束的衰減
  3. Broad beam geometry

    寬束幾何條件
  4. 3. polycrystalline lif thin films were grown by thermal evaporation on amorphous substrates. properties of broad band photo - luminescence at room temperature of active channel ( f2 and fa + ) produced by electron beam irradiation were studied

    首次用熱蒸發法在玻璃襯底上制備了多晶lif薄膜平面波導，研究了由電子束照射產生的有源（ f _ 2和f _ 3 ~ +色心）溝道的室溫寬帶光致發光特性。
  5. Abstract : the paper introduces the erection of the steel box girder of a long - span steel box - concrete composite bridge using broad double guide beam without affecting the normal operation of electrified railway and marshalling yard under the bridge, including construction plan, design of gantry crane and guide beam, as well as key points of construction technology

    文摘:介紹在保證電氣化鐵路、編組站場正常運營情況下，運用寬幅式雙導梁解決大跨度鋼箱混凝土結合梁橋的鋼箱梁架設技術難題，重點闡述了施工方案，龍門吊、導梁設計，工藝要點等。
  6. This formidable ship was intended primarily as a commerce raider, having a broad beam for stability in the rough seas of the north atlantic and fuel stores as large as those of battleships intended for operations in the pacific ocean

    這艘令人敬畏的軍艦首要任務是作為商船襲擊艦，擁有寬闊的橫梁以確保在北大西洋惡劣的海況下保持平穩，燃油裝載量也和那些要去太平洋執行任務的戰列艦一樣多。
  7. Analysis on microstructure and stress of broad - beam laser hardened gears

    齒輪寬帶激光淬火組織和應力分析
  8. This paper mainly researches dilapidation condition of beam, slab and column, distributing and size of crack, joint of beam and column, joint of beam and slab, the load distributing condition of beam, sheet and column through general investigation of beam, broad and column, accessorial system, maintenance structure of frame structure of someone workshop

    首先，對廠房框架結構的梁、板、柱、附屬系統、圍護結構等進行調查，主要調查了梁、板、柱的裂縫及其他破損情況、梁與柱及梁與板的連接，廠房平臺的荷載分佈情況。
  9. After broad investigation on this topic, the photo - thermal beam deflection technique ( pbd technique ) was applied on the evaluation of the optical thin films " laser damage by us as our lab ' s advantage

    在廣泛調研的基礎上，結合本實驗室自身的優勢，提出了應用光熱偏轉方法來評價光學薄膜的激光損傷。
  10. Low energy ion beam has broad prospect in the applications of physical mutation breeding techniques

    低能離子束物理誘變育種技術有著廣泛的應用前景。
  11. Here a scheme to implement broad - band constant beamwidth digital beam - former has been presented. the results of computer simulation show the scheme is effective

    本文給出了一種寬帶恆定束寬數字波束形成器的實現方案，計算機模擬結果表明了該方案的有效性。
  12. The work presented in this paper is carrying out to the theory research of dbf. the work includes : research of dbf algorithms, dbf antenna system composition and realization. the application of dbf algorithms used in high frequency ground wave radar for near ocean inspection and ocean situation remote sensor is also presented. at last, we give a effective scheme to implement broad - band constant beamwidth digital beam - former

    本文的主要工作是圍繞數字波束形成技術的理論研究，內容包括：數字波束形成演算法的研究，數字波束形成天線的系統構成和實現，以及將數字波束形成演算法應用於高頻地波雷達近海監測和海態遙感，最後給出了一種寬帶恆定束寬數字波束形成器的設計方案。
  13. Artificial light in an intensely bright and broad beam

    陽光一照射這明亮的藍色就會柔和下來。
  14. Broad beam absorption

    寬束吸收
  15. Influence of broad beam cold cathode and end hall ion sources on transmissivity and stress

    寬束冷陰極和部端霍爾離子源對薄膜透過率和應力影響的比較
  16. The impedance match must be extremely good because at the frequency that the antenna beam ~ vork on the broad - side position, the reflcctions from all the bends add in phase to produce a large input vswr. in addition, a poor design of thc bends leads to high - power breakdown

    慢波線中使用了大量的波導e面180彎頭，系統對其駐波特性提出極高的要求，文中用高頻模擬軟體（ hfss ）優化設計了波導e面180彎頭。
  17. This thesis describes a all fiber optic accelerometer based on t - g double beam interferometer, the whole system include a coherent source whose wavelength is 1310nm, a flexural optic fiber disk act as sensing unit, photodetector, piezoelectric ceramic act as a phase modulator and signal processing circuit. the all fiber optic accelerometer described in the paper has many desirable engineering features which include : broad frequency response ; high sensitivity to measurands ; antielectromagnetic interference and small size

    本課題研究的是一種基於泰曼-格林（ t - g ）雙光束干涉儀原理的光纖加速度計，系統主要包括：中心波長為1 . 31 m的ld相干光源、起傳感作用的光纖柔性盤、光探測器（ pin ） 、相位調制用的壓電陶瓷以及信號處理系統。
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