頻譜學 的英文怎麼說

中文拼音 [bīnxué]
頻譜學 英文
spectroscopy
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 頻譜 : frequency spectrum; frequency content; spectrum; power density spectrum; power spectrum; [系統] s...
  1. Kochs ek, bischoff p, pichelmeier u. surgical stimulation induce in brain electrical activity during isofluane / nitrous oxide anesthesia j. anesthesiology, 1994, 80 : 1026

    趙暉,岳雲,蔡偉,等.腦電功率和雙指數在判斷麻醉深度上的同期比較j .中華麻醉雜志, 1997 , 9 : 545
  2. Moreover in speech enhancement, especially in reducing the pulse noise, morphological algorithm has its unique advantage. particularly morphological filter may maintain the preferable accurate of the speech signal in speech waveform, and which produces little impairment to the formant of speech. so the spectrum structure of the speech is retained well, and the quality of the speech will not be reduced

    特別是,在時域波形分析中,形態濾波增強較小波去噪更好地保持語音信號的細節;在域分析中,形態濾波對語音信號的基音率、斜率、共振峰等語音特徵的影響很小,因而能夠較好的保留語音信號的結構,使語音品質不致降低。
  3. Acoustics ; spectra and frequency curves, concepts, representation

    .聲曲線.概念表示法
  4. Fourthly, the display and analysis of seismic section are the foundation of estimating the quality of seismic data, so the modes of seismic display and many mensurable analyzing techniques of some seismic parameters are proposed

    包括地震剖面的多方式顯示,一些簡單的地震解釋工作,分析和能量分析等,地震剖面的顯示及相關的輔助分析工具,為生產管理的科化提供依據。
  5. On the other side, we use the method of optical formation process to introduce two fundamental filtering function in frequency domain of coherence system of awg two optical processors are designed, that is optical signal add / minus and phase filter

    另一方面,運用光信息處理方法,我們探討了awg型相干系統區兩類基本的濾波函數的引入,設計了兩種光信號處理器:光信號加減器以及位相,濾波器。
  6. First of all there are the remarkable achievements of a molecular radio spectroscopy in these clouds.

    首先應說到的是分子射電頻譜學研究這些雲所取得的顯著成就。
  7. On the basis of lorenz - mie theory, this paper is devoted to the research on characteristics of intensity and spectrum distributions of each order rainbow for a homogeneous particle, with the usage of geometric optics theory, airy theory and debye theory

    本文基於小粒子散射的lorenz mie理論,結合彩虹的其它理論(幾何光理論、 airy理論、 debye理論)研究了均勻球、柱粒子各階彩虹強度分佈和特點。
  8. Recent talks have included managing the radio spectrum in telecommunications, the use of analytical science in consumer protection, methods for predicting ultraviolet index, and conservation of sea turtles in hong kong

    有關部門最近舉辦了多個講座,主題分別為無線電及它的管理分析科如何保障消費者紫外線指數預報香港的海保育工作。
  9. Acoustooptic deflector is the significant component of the optical devices such as integrated optical spectrograph, tunable filter, scanner, convolver, correlator and optical switch etc. acoustooptic deflector can be divided into collinear and non - collinear, bulky and wave - guided, body devices and surface devices

    聲光偏轉器是集成光儀、可調諧濾波器、掃描儀、卷積器等光器件的重要組件、聲光偏轉器可分為共線式和非共線式、塊體型和波導型以及體波器件和表面波器件。
  10. The nucleus is the software in the design and realization of virtual instruments. we use the design method of module and use many papers to describe the whole building process of the typical signal generation module, date handling module, date reading and writing module, resultdemonstrate module. as the conclusions, we also offer the panels and the diagrams of virtual signal frequency spectrum analytical instrument, virtual butterworth filter, virtual signal generation instrument, virtual integrator and differentiator regulator and amplitude modulation wave counter modulation instrument

    本文採用模塊化設計方法,詳細描述了典型信號生成模塊、數據處理模塊、數據讀取和存儲模塊、顯示模塊等軟體開發的全過程,分析、解決了設計及實現過程中出現的問題,並給出了已實現的虛擬信號分析儀、虛擬巴特沃斯濾波器、調幅波解調器、虛擬信號發生器、虛擬積分器和微分器等實驗教用虛擬儀器的前面板圖和程序流程圖。
  11. With the development of laser techniques, the optical cavity has played an important role on monitoring laser mode, measurement and narrowing of laser linewidth, laser mode cleaner, laser frequency stabilization, optical spectrum and cavity - qed etc., due to its advantages of ultra - low losses, high finesse and narrow linewidth

    隨著激光技術的發展,諧振腔由於其腔內損耗小、精細度高、線寬窄等特點,使得其在監視激光模式、測量並壓窄激光線寬、激光模式清潔、激光穩、激光光、腔量子電動力等方面起到重要的作用。
  12. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航空航天大能源與動力院的低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。
  13. There was not a mechanic among them ; these were scientists, and their conversations buzzed with talk of spectrums and quantum levels, not gears and escapements

    他們之中沒有人是技工;他們全是科家,開口閉口都是量子能階與,而不是齒輪或者擒縱器。
  14. Photographs and information about instruments in the extensive collection at the museum of fine arts, boston

    -含民族樂器知識介紹民族音樂欣賞產品展示曲與指法視及論壇
  15. Solar radio metric wave radiation events observed using the acoustic - optic spectrograph at the yunnan observatory in march of 1991 with associated optic activity and correspanding evevts are analyzed. some characteristics of the events are obtained in this paper

    利用雲南天文臺聲光儀在1991年3月記錄到的太陽射電米波輻射事件、光活動及相關事件作了分析,得到來自6538活動區太陽射電米波事件的一些基本特性。
  16. The relations among the metric wave spike events, optical activities and related events recorded with the acousto - optical spectrograph during the 22nd solar cycle are statistically analysed in this article

    統計分析了雲南天文臺聲光儀在22周峰年期間記錄到的米波尖鋒事件與光活動及相關事件的關系。
  17. This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast

    本文分析了幾種典型的連續波雷達信號的特性,介紹了多普勒雷達的原理和應用;研究了偽隨機編碼信號的產生和數特徵,著重分析了偽碼調相連續波雷達信號的,及其在雷達測距、測速方面的應用;研究了單脈沖幅度比較體制在雷達測角中的應用;最後,闡述了超近反導系統中復合體制雷達的工作過程。
  18. A data acquisition and analysis system of insect acoustic signal ( daasias ) with friendly interface, simple operation and multifunction was developed. it could sample and analyze insect acoustic signals in real time. by daasias both observing insect behavior and analyzing signal could be conducted at the same time

    以往昆蟲鳴聲信號是記錄在磁帶上,分析時通過回放磁帶的錄音,在示波器、儀或聲儀等聲儀器上進行信號分析,結果磁帶的多次回放常會引起信號的失真,並難以對信號作進一步的編輯處理;分析儀器不但價格昂貴、體積較大,而且很難實現昆蟲聲行為觀察與信號分析同步,更不適合野外工作。
  19. This dissertation is different from traditional speech enhancement methods which are based on noise characteristic such as adaptive noise cancellation or spectral subtraction processing. in this dissertation the speech signal conducted by bone was taken as the object to be studied and the exploitive study on the acoustical characteristic of speech signal conducted by bone was performed by the method of theory combined with experiment. then a proposition about speech reconstruction based on speech signal conducted by bone was presented, and the design of software and hardware was completed

    本文與傳統的基於噪聲特性的自適應噪聲抵消法、減法等語音增強降噪技術不同,是以骨導語言為研究對象,採用理論與實驗相結合的方法對骨導信號的聲特性進行了探索性研究,進而提出了基於骨導信號的語音重構技術,並完成了相應的軟硬體開發。
  20. At first, the pll part and the dds part have been explained rigidly in mathematics. then how the phrase noise and the spur influences the circuit has been discussed in this paper. the above analysis is the basic of designing high performance frequency synthesizers

    本文首先對pll部分和dds的理論做了嚴格的數解釋,並對其雜散和相位噪聲進行了討論,給出了其雜散分佈規律及降低雜散的設計方法。
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