高性能磁帶 的英文怎麼說

中文拼音 [gāoxìngnéngcídài]
高性能磁帶 英文
high performance tape
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 能 : 能名詞（姓氏） a surname
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 高性能 : high performance高性能 （磁）帶 high performance tape; 高性能發動機 high performance engine; 高性...
  • 磁帶 : （magnetic） tape; storage tape; magnetic band; magnetic belt
  1. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓孔結構的電磁（光子）晶體貼片天線，用fdtd方法並結合pml吸收邊界條件對該天線進行了研究，結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能改善，與普通天線相比，基底中的表面波受到很大抑制，天線的帶寬增加，遠場方向圖上天線的旁瓣和背瓣被明顯削弱，向前輻射的增益由原來的12db增加到26db ，增加了14db ，比文獻上報道的gonzalo等人的研究結果提高了4db 。
  2. According to the requirements of propeller aerocraft model test in wind tunnel, specifications of the driven motor is presented by aerodynamic analysis, and a short - term operated high power density three - phase induction motor is developed with reasonably designing the motor, such as electromagnetism load, heat checkout and high - efficiency heat exchanger

    摘要針對螺旋槳飛機模型帶動力風洞實驗要求，通過氣動性能分析提出驅動電機的技術指標，在滿足結構約束的條件下，通過合理設計電機的電磁負荷、校核發熱、採用高效冷卻裝置等，研製出短時工作制高功率密度三相異步電機。
  3. High fidelity audio equipment and systems ; minimum performance requirements. part 4 : magnetic recording and reproducing equipment

    高保真音響設備和系統.最低性能要求.第4部分:磁帶錄音和放音設備
  4. In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm

    本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。
  5. Since high tc superconducting ( hts ) tapes for practical applications became commercially available over the past few years, the development of superconducting power technology has achieved significant progress. it is foreseen that superconducting technology will be the prevailing high technology of the 21st century, and that superconducting power equipment will be commercialized soon, enjoying a large - scale worldwide market before 2010. china ' s economy is expanding fast, and the demand for electricity is increasing quickly. at the same time, higher electricity quality will be required. traditional power technology will no longer be able to satisfy future requirements, so superconducting power technology would be the best solution, leading a revolution in the power industry. the history, present status and prospects of superconducting power technology as well as the economic benefits and basic physics problems involved are reviewed

    人們認為，超導體在電力方面出現大規模應用的時間距離我們還非常遙遠.然而，隨著最近幾年來實用高溫超導材料的研製取得重大的進展，高溫超導電力技術的應用已經成為現實，預期將在2010年左右出現大規模的應用，並將帶來電力工業的革命.因此，下一個10年將是國際超導技術競爭最關鍵的10年.我國的經濟發展很快，電能需求量增加十分迅速，對電能質量的要求也越來越高.常規電力技術已經無法滿足我國電力發展的需要，超導電力技術是實現我國電力發展目標的必由之路.文章有代表性地介紹了超導電纜、超導限流器、超導磁儲能系統、超導變壓器和超導旋轉電機等的基本工作原理及研究發展歷史，並著重介紹高溫超導電力應用研究的現狀、應用前景、經濟可行性及基本物理問題
  6. The experiments showed us : firstly, mediums with different magnetic and dielectric properties had different influence on the microwave - absorbing properties of spinel ferrite ; secondly, magnetic texture treatment greatly affected the microwave - absorbing properties of the spinel ferrite - based mixed material which contained single - domain particles of hexagonal ferrite, changing the matching thickness, the density of area and the position of absorption peaks and increasing the absorption quantity and the 10db bandwidth ; thirdly, the coupling effect between different layers affected the microwave - absorbing properties of the double - layer spinel ferrite - based mixed material, decreasing its matching thickness and density of area and increasing the position of absorption peaks

    實驗發現： （ 1 ）不同磁性與電性的介質對尖晶石型鐵氧體吸波特性的影響不同； （ 2 ）磁織構化處理對含有六角晶系鐵氧體單疇顆粒的尖晶石型鐵氧體基混合吸波材料的性能影響很大，可以改變匹配厚度、面密度與吸收峰峰位，提高吸收量與10db帶寬； （ 3 ）對于雙層材料，層間耦合作用會影響其吸波性能，降低匹配厚度與面密度，提高吸收峰峰位。
  7. Following atm and 1000m ethernet network, wlan is a hit point in the communication research field now, and is thought highly as the future of communication network

    該方案克服了電磁波頻率資源的約束，能高速傳遞大容量信息，且相對成本低、安全性高，適合寬帶傳輸的要求。
  8. In addition, the characteristics of critical current of hts tapes in ac applied field and that of voltage - current curve when transport ac currents were studied. the problem on the criterion of ac current carrying capacity of hts tape was discussed, and some suggestion on the criterion of ac current carrying capacity were proposed

    另外，對高溫超導帶材在交流背景磁場下的直流臨界電流特性，及超導體傳輸交流時的流?壓曲線特性進行了實驗研究，並對高溫超導帶材的交流最大載流能力的測量判據問題進行了探討，給出最大交流載流電流測量判據的建議。
  9. At last, in the circumstances of a wide - band radar is used for target detection, the length of received signal is much longer than that of the transmitted pulse signal. because the traditional matched filter collects only a small part of the energy of received signal, it is not good for detection. the generalized matched filter is obtained by improving the traditional matched filter and can collect all energy of received signal, which is good for detection

    最後，在寬帶條件下，雷達發射脈沖信號，雷達的目標回波的時間長度要遠遠大於發射信號的時間長度，傳統的匹配濾波只能收集一部分回波信號的能量，這對于檢測電磁散射比較弱的目標是不利的，而廣義匹配濾波對傳統的匹配濾波進行改進，可以將目標回波的全部能量收集起來以提高檢測性能。
  10. On the base of comparing many kinds magnetic material, the amorphous iron material is acted as magnetic core of high power spiral strip pulse transformer

    通過比較各種磁芯材料的性能，最終選用鐵基非晶態材料作為高功率帶繞式脈沖變壓器的磁芯材料。
  11. In this thesis, the fabrication technique of the high silicon - iron strips near to 6. 5wt. % si by the direct powder rolling ( dpr ) technique were studied. the reaction mechanism between the iron and silicon powders was clarified

    本論文詳細的研究了利用粉末軋製法制備高硅鐵硅合金帶材（約含6 . 5wt .硅）的制備工藝過程，解釋了鐵硅粉在熱處理過程中的反應機理，通過控制合理的加工制備參數，最終制備得到了高硅鐵硅合金帶材，並對其磁性能進行了表徵。
  12. The same performance improvement can be accomplished by using a single file created on a raid redundant array of independent disks stripe set

    通過使用在raid （獨立磁盤冗餘陣列）條帶集上創建的單個文件也能獲得同樣的性能提高。
  13. Simulation comparisons verify the superior performance of the tri - state pwm technology. experimental results indicate that the current - controlled tri - state pwm switching power amplifier based on sample - hold strategy has high frequency bandwidth and fast dynamic response in a wide load range, which can well meet the demands of high - speed magnetic bearing

    模擬結果驗證了電流三態調制技術的優越性能；實驗表明本文研製的基於采樣-保持策略電流三態調制開關功放具有結構簡單、效率高、紋波小、電流動態響應快、頻帶寬、受負載影響小等優點，能很好地滿足高速磁軸承的要求。
  14. Later on, the non - linear dynamic model of the coupled rotor - body system with the mrfd was constructed and a test - bed which is fit for this model was designed. at last, the dynamic stability test for the system was implemented. the result of which says that the mrfd can improve the dynamic stability of the system markedly

    採用開-關控制策略進行帶磁流變阻尼器的旋翼/機體耦合動穩定性試驗，結果表明，磁流變阻尼器能明顯提高旋翼/機體耦合動穩定性裕度，體現了具有自適應能力的優點。
  15. The machine uses caterpillar transference structure, hence the good cleaning result, the high speed, the satisfactory spotlessness, the reduction of labor intensity, the decrease of the intermediate links, and the completion at once of the whole process : form the parts, demagnetism, their cleaning, their dehydration spray, to their blow - drying

    該機為履帶式傳送結構，清洗效果好、速度快、清洗潔凈度高、降低勞動強度、減少中間環節、能在生產線上一次性完成從零件的退磁、清洗、脫水噴、吹乾全過程。
  16. High fidelity audio equipment and systems ; minimum performance requirements - specification for record playing equipment and cartridges

    高保真度音頻設備及系統最低性能要求.第3部分:電唱設備和盒式磁帶規范
  17. Based on the intrinsic magnetic flux pinning, this new and simple magnetic levitation yields several possible applications, among which is the high - temperature superconducting magnetically levitated train. the guidance performance is of vital importance for a magnetically levitated train

    這一塊狀高溫超導體固有的性質帶來了多種可能的磁懸浮應用，較為引人矚目的便是基於高溫超導塊材和外磁場相互作用的高溫超導磁懸浮列車。
  18. The research of electromagnetic missile and the slow - decay effect is the advanced task of the electromagnetism, which can be widely used in many fields : ultra - wide radar, ultra - wide secrecy communication, high - power microwave and etc. the detailed analysis of the slow - decay effect of pulse propagation is presented in this paper

    電磁導彈及有關慢衰減電磁波的研究是當前電磁學的前沿課題之一，其應用領域十分廣泛，如超寬頻帶雷達、超寬保密通信和高能微波等。本文對脈沖傳播慢衰減特性進行了詳盡分析。
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