磁帶寬度 的英文怎麼說
中文拼音 [cídàikuāndù]
磁帶寬度
英文
tape width-
The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn
在對漏磁檢測原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏磁場產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵,得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋,宜用漏磁分量bx作為缺陷識別的特徵量。The advantages of simple structure, good linearity, no magnetic saturation, widely measure band make it fit sample in optical - electric current transformer nicely. while, there also have many new problems in applying rogowski coils
Rogowski線圈不僅具有結構簡單、線性度良好、無磁飽和、測量頻帶寬、動態范圍大等優點,而且體積小、重量輕,非常適合混合式光電電流互感器的取信號采樣繞組用。From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical
實驗證明,採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單,比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求,動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器,已經進入實用化階段。The spot responder system which is the necessary part of ctcs is analyzed in the dissertation and three key technologies of the channel in the responder system are researched. firstly, a new kind of rectangular plate magnetic inductive loop antenna is designed to transmit the power frequency. researching the near field inter - inductive characters, the relationship among the inductive efficiency, the perimeter and the conductor width of the antenna is found out
本文在對ctcs中的點式應答器系統原理及組成進行分析和消化的基礎上,對系統中通道的幾個關鍵技術進行了詳盡的研究,主要分為三個方面: 1 ,提出並研製了新型的片式環形磁感應天線,並對傳輸能量載波的天線的近場互感特性進行了分析,得到互感效率隨天線的周長大小以及導帶寬度的變化規律,並通過計算機模擬和試驗對天線的近場波瓣圖進行了研究;通過分析寬帶匹配技術中的實頻法理論,設計了信號載波天線的寬帶匹配網路。Cinematography - magnetic stripes and recording head gaps for sound record on 8 mm type s motion - picture films - position and width dimensions
電影技術. 8mms型電影膠片錄音用磁帶和錄音磁頭縫隙.位置和寬度尺寸Cinematography - 8 mm film - sound - specification for location and width of magnetic striping and gaps of recording and reproducing heads for magnetic sound record on 8 mm motion - picture film with picture
電影技術.第1部分: 8mm膠片.第4節:伴音.第3小節:帶有畫面的8mm膠片錄音磁軌位置和寬度以及磁錄音和錄放磁頭間隙規范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。Information technology - 3, 81 mm wide magnetic tape cartridge for information interchange - helical scan recording - dds - dc format using 60 m and 90 m length tapes
信息技術.信息交換用3 . 81mm寬盒式磁帶.螺旋式掃描記錄.使用60m和90m長度磁帶的dds - dc格式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。Such pulsewidth and peak power introduces extreme physical conditions such as high temporal resolving power, strong electromagnetic field and high pressure. and these introduced a comprehensive and profound revolution in fundamental and technology science
這樣的脈寬和功率密度帶來了實驗室前所未有的高時間解析度以及強電場,強磁場,高壓強和高溫度的極端物理條件,引發了基礎科學和技術科學一場廣泛而深刻的變革。Firstly, based on the geometric relationship of sar system, the low frequency, uwb and wide - angle electromagnetic scattering models of calibrators are achieved, using the moment method and the asymptotic waveform evaluation technique
首先採用矩量法和漸近波形估計技術,結合sar幾何關系,獲得定標體的低頻,超寬帶和寬角度電磁散射模型。Magnetic tape cassette for information processing, tape width 3, 81 mm ; electromagnetic properties of the magnetic tape
信息處理用寬度為3 . 81 mm的盒式磁帶.第2部分:磁帶According to these characteristics we can save file ' s data in contiguous blocks on disk and reading / writing to contiguous blocks allows us to utilize a disk ' s bandwidth most and reduce the seek time
這些特點可以讓我們把一個文件的數據存儲到連續的磁盤塊之上。這種存儲的連續性可以使對文件的讀寫最大限度的利用了磁盤的帶寬,縮短了尋找的時間。Performance levels and methods of measurement of magnetic and electric field strength from electric vehicles, broadband, 9khz to 30mhz
電動車輛的電磁場輻射強度的限值和測量方法寬帶9khz 30mhzAmong them, since the electric field sensor using a mach - zehnder interferometer features wide bandwidth, high sensitivity, and high resolution, its application in emc measurement is experted.
其中,使用mach - zehnder干涉儀的光波導電場傳感器,因為有著帶寬大,靈敏度高,解析度高等特點,其應用在電磁兼容測試方面更為合適。The duty of real - time system is to provide time constraint guarantees for the real - time applications, in other words, it make the applications access to the resources they need timely. many works have devoted into individual resource scheduling ( i. e. processor capability, disk bandwidth and network bandwidth ). obtaining simultaneous and timely access to multiple resource is known to be a np - complete problem
大量的研究工作集中在單純的網路帶寬、磁盤帶寬和處理器資源各自的調度優化上,而在同一個節點上同時使用多個資源的是比較復雜np完全問題,本文分析了一種在資源預留系統( resourcekernel )中解決該問題的途徑,聯合調度服務器( css ) ,並對其中的關鍵問題? ?伸縮量分配( slacksharing )作出了改進,提出了一種基於當前系統負荷的分配演算法。分享友人