核相器 的英文怎麼說

中文拼音 [xiāng]
核相器 英文
phasing tester
  • : 核構詞成分。
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. The core instrument for frequency - following is the pll. the dsp is used to realize the regulating of the dead time on - line

    用鎖環作為頻率跟蹤的件,根據最佳死區的理論,用dsp實現死區的在線調節。
  2. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次,通過對整個系統諧振頻率變化的分析和研究,設計了以鎖環cd4046為心的鎖環控制電路,同時,在綜合比較鎖環控制、模糊控制以及模糊控制和鎖環復合控制三種控制演算法的基礎上,進行了系統模擬,得出採用復合控制可使跟蹤電路既具有鎖環路較好的穩態性能,又擁有模糊控制較好的動態性能,系統魯棒性能好,同時也提高了逆變的效率。
  3. Usama bin ladin and other al - qa ida leaders have stated that al - qa ida has a religious duty to acquire nuclear weapons. documents recovered in afghanistan during operation enduring freedom show that al - qa ida was engaged in rudimentary nuclear research, although the extent of its indigenous program is unclear

    報告說: 「從技術角度來看,或許已有更多的國家有能力生產足夠的可裂變物質及發展將其製成武的能力,這說明了燃料循環和武關技術的擴散已達到的程度。 」
  4. At the same time the principles of triggering pulse to the three - phase thyristors is discussed, and a way using monostable multivibrator to produce the pulses has been given below. the hardware control system based on tms320f240 is designed, which includes sampling circuit, protective circuit, phase - compensated circuit and so on

    對三晶閘管控制電抗的觸發脈沖產生原理進行了分析,採用單穩態觸發實現六觸發同步;設計了以tms320f240為控制心的硬體控制平臺,包括采樣電路、保護電路、六觸發同步等外圍電路。
  5. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的心部件為he - ne環形激光,而掌握光與介質的互作用理論是研究激光的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  6. This modification includes : ( 1 ) selecting two important molecules as candidates, ( 2 ) choosing a promiscuous t - cell epitope, and two b - cell epitopes or conserved amino acid sequences from the two important molecules, ( 3 ) connecting them adequately through analysis by the molecule designing software. therefore, the synthetic new antigen may interfere with the process of fertilization by multiple ways and its contraceptive effects may be enhancing. based on the molecule designing methods, the b - lymphocyte cell epitope of sperm / testis specific protein sp17 and cyritestin which interfere with fertilization in mouse, as well as the promiscuous th cell epitope of the ribonuclease ( rnase ) in bovine were selected

    本研究以蛋白質分子設計的理論和方法研究避孕疫苗,將sp17和cyritestin關鍵表位和牛酸酶非選擇性th細胞表位合理組合,獲得新抗原- 35肽序列;並在合成、純化後分別與弗氏佐劑、免疫刺激復合物( iscoms )混合后免疫不同遺傳背景的雌性小鼠,觀察血清和生殖道內的特異性抗體滴度的動態變化、生育力的改變以及免疫后小鼠重要臟的組織病理學改變:以及在ivf下,新抗原的特異性抗血清對精卵互作用的影響及抗原在精子表面的特異性定位。
  7. The isozyme patterns of spermary and heart is same to hepatopancreas, not show a specificity dominance isozyme patterns, spermary exist dominance isozyme patterns at 0. 29 of rf value, the heart exist dominance isozyme patterns at 0. 32 of rf value

    結果表明:銅、鎘聯合作用10d后各細胞均表現出受損現象,其中細胞與線粒體均表現出形態上的改變,肌纖維則受損對較輕。
  8. They include : a aluminium tank for underwater weighing, spirometers, an on - line data acquisition system for evaluating respiratory gas exchange, a heavy duty, over - sized treadmill, mechanically braked and electrically braked cycle ergometers, automated blood chemistry analysers, telemetry heart - rate monitors, core temperature monitoring system, and ibm compatible and macintosh computers

    這些儀包括水下稱重測試系統、肺活量計、即時呼吸系統分析儀、加長跑臺、功率自行車、自動血液生化分析儀、遙感心率表、體內心溫度監測儀、 actigraph加速度計、 mrx標儀、以及應的電子電腦設備。
  9. A digital automatic ultrasonic inspection system designation is introduced. this system was developed with pc computer and embedded dsp, combining computer software and hardware, ultrasonic nondestructive testing, digital signal processing, embedded rtos and visual instruments technology. it meet the requirements of automatic inspection such as high repetitively frequency and real time alertation

    該方案以pc機和dsp系統為心構成主從機系統框架,以基於虛擬儀思想的pc機應用程序和基於dsp的嵌入式實時操作系統構成雙重軟體結構,把傳統的超聲波無損檢測技術和先進的虛擬儀技術、數字信號處理技術、嵌入式實時操作系統、計算機介面通信技術結合,從而滿足了自動化探傷中1k / s的重復頻率和實時報警的要求。
  10. After discussions, all of the world s geophysicists agree that the only way out for human being is to detonate a nuclear device in the core of the earth

    全球科學家討后,發現解決方法,是在地球中心引爆一個,令地磁場重新推動。
  11. A sort of spot dynamic balance test system is developed using singlechip as a core apparatus. it can do single - face and double - face dynamic balance test, present result of unequilibrium and its phase position, can test rotate speed and vibration, can show the time - field and frequency - field picture of gain signal

    本課題是利用單片機作為件研製的一套可應用於現場的動平衡測試系統。該系統能完成現場動平衡單面或雙面測試,實時給出不平衡量的大小和位。也可單獨測轉速和振動,還能對採集到的振動信號作時域、頻域圖顯示。
  12. The effective injury ranges of these two kinds of nuclear weapon radiations may differ widely.

    的這兩種輻射的有效殺傷范圍可以差很遠。
  13. Bringing into play the communication market resources in hangzhou bay, the park devotes itself to the formation of a “ mobile valley ”, which means a unique zhejiang - flavored economic pattern : forming a complete telecommunication industry chain from software and operation development of key parts, such as ic chip, rf modules, base band, display, high capacity battery, to related components like cell phone housing, keypad, antenna, vibration motor, mould, pcb ( circuit board ), photoelectricity device, electronic device, connectors and system and software development, and operation service development

    園區依託杭州灣通信市場資源,致力打造「移動谷」 ,創造中國浙江經濟特有的專業版塊模式:從集成電路晶元、 rf組件、基帶、顯示、高能電池等件到接手機外殼和按鍵、天線、振動馬達、模具、 pcb (電路板) 、光電件、電子件、連接件等關組件及系統和軟體開發、運營服務開發,形成完整的通信產業鏈。
  14. But if we want to make it work normaly and make it work with electronic development to distinguish the neutron ' s inelastic scattering y spectra with the capture spectra, then we can get the element ' s inelastic scattering y spectra, we must research again the controlled circuit of the pulse neutron generator

    而要使脈沖中子發生正常工作並且能於我們自己研製的電控門配合,將中子與物質中所含元素的原子互作用的非彈性散射反應和俘獲反應區分丌來,從而得到能夠較好的表徵該元素的非彈性散射譜。
  15. Through some research in depth on soct, this thesis proposes a scheme of star - type vsat ( very small aperture terminal ) network based on overlap back transmission, and do some research on key techniques involved with the scheme and their partial realization with fpga ( field programmable gate array ), such as spread spectrum techniques, a non - coherent de - spreading spectrum and demodulation technique and adaptive interference cancel

    本文在深入研究衛星重疊通信技術的基礎上,提出了一種基於重疊回傳的星形vsat網方案。並在衛星重疊通信涉及的幾種關鍵技術及其部分件的fpga實現等方面進行了一些研究,包括:擴頻技術、非干解擴解調技術、自適應干擾抵消技術等,並將它們用於基於重疊回傳的星形vsat網方案。
  16. The high speed digital signal processor tms320c6202 is a kernel device in this system, combined with fpga. this system not only meet the real time request but also have the function to automatically identify and measure target

    該系統以高速數字信號處理tms320c6202作為件,並與fpga結合不僅滿足實時性要求而且具有目標自動識別和測量的功能。
  17. In this paper, the principle of the scientific ccd digital camera system and its key techniques in software and hardware design are systematically introduced. this paper has researched a cooled scientific grade ccd digital camera with controllable integration time, readout speed and real time data acquisition

    本文系統性的介紹了ccd機系統軟硬體設計的關鍵技術,以th7883面陣ccd傳感件,研製了帶有致冷功能、曝光時間和讀出速率可控、實時採集的科學級ccd數碼機。
  18. Using it, time amplitude converter and pulse neutron generator, the y spectra of 14mev pulse neutrons is measured. utilizing the time difference of several different reactions about the interaction of neutrons and nucleus, the whole spectra and the capture spectra are measured. a method that uses double gate subtracting background to gain the fast neutrons " inelastic scattering y spectra is introduced

    研製了一種線性門電路,介紹了它與脈沖中子發生、多道脈沖幅度分析配合,進行14mev脈沖中子譜的測量,利用中子和原子互作用的幾種反應在時間上的差異,測量了總譜和俘獲譜,採用雙門減本底方法得到了快中子非彈性散射譜。
  19. According to the needs to debug and test the device in laboratory, i bring up a scheme for adding a usb communication interface module in the laser warning device. then i describe how to design and implement this module. the module uses the ez - usb fx series chipset made by cypress as the central component

    本論文在介紹了激光威脅告警的通信方式的基礎上,針對其在實驗室進行調試與測試的具體需要,提出了在激光威脅告警上加裝usb通信介面模塊的實現方案;詳細介紹了採用美國cypress公司的ez - usbfx系列晶元作為件的usb通信介面模塊的設計與實現,包括模塊硬體設計、模塊的固件和主機端應用軟體開發的技術細節,並且對usb通信介面模塊的調試與測試做了當的描述。
  20. In the realization of the inverter control circuit, the signal from the pll is input to ir2110 via adjusting phase and forming dead time. sg3525 is selected as the core device of the chopper. meanwhile. two pulse that will input to the chopper can be obtained by simple design. besides. the circuit of which core chip is dsp is described

    在逆變控制電路的具體實現中,用鎖環作為頻率跟蹤的件,經位調整、死區形成等環節得到兩路觸發信號,輸入到ir2110中即可作為逆變的驅動信號。
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