正交取樣 的英文怎麼說

中文拼音 [zhēngjiāoqǔyàng]
正交取樣 英文
quadrature-sampled
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 取 : Ⅰ動詞1 （拿到身邊） take; get; fetch 2 （得到; 招致） aim at; seek 3 （採取; 選取） adopt; assume...
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  1. The structure of air - blast pipe was improved on. an orienting object was installed based on theoretical analysis, that increase the spraying span. it has been found that both spraying span and droplets uniformity improved, by installing the orienting object. according to the results of a great number of experiments, orderliness of droplets diameter along the spraying span was researched, and rational spraying span of air - assisted sprayer was suggested

    通過試驗檢驗噴霧機樣機的噴霧性能，並提出對各項參數的優化設計方案。通過正交試驗和對比試驗對霧滴取樣，證明導流器的安裝不僅增加了噴幅，而且還提高了霧滴均勻性系數。根據大量試驗的結果分析，找出了霧滴直徑在噴幅方向上所呈現的變化規律，並提出了合理的噴幅范圍。
  2. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法；重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗，闡述了其基本原理和通過閾值化處理實現濾波的具體方法；探討了用小波變換進行故障特徵提取的原理，說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。
  3. Hunting their living meat, as the yeehats were hunting it, on the flanks of the migrating moose, the wolf pack had at last crossed over from the land of streams and timber and invaded buck ' s valley

    在正在遷移的麋鹿群的兩側，狼群像葉海特人一樣獵取活物，他們越過河流交織、樹木成片之地，來到巴克所在的山谷。
  4. The localization and expression of prolactin receptor from inner mongolia alpas cashmere goat were studied by sacpic staining, in situ hybridization and western blotting. samples of skin were taken at interval three months from birth, three months old, six months old, nine months old, ten months old or twelve months old, which correspond to summer, autumn, winter and spring. paraffin sections of hair follicles were stained with sacpic staining and in situ hybridization. the protein of prolatin receptor is abstracted from samples of skin in order to study on expression of prolactin receptor. there are prolactin receptors in outer root sheath, dermal papilla and inner root sheath. the growth of primary follicle is continuous

    本實驗從絨山羊出生后每隔三個月采一次皮樣，共分為4個月齡（ 3 、 6 、 9 、 10或12 ）段，通過製作石蠟切片，原位雜交、染色，並提取皮樣蛋白做westernblotting等實驗研究方法，研究了催乳素受體mrna催乳素受體在不同生長季節的內蒙古阿爾巴斯白絨山羊皮膚毛囊中的定位與表達，染色結果發現阿爾巴斯白絨山羊初級毛囊全年持續生長，次級毛囊的生長情況隨季節而變化，秋冬季生長旺盛，夏季生長緩慢與絨毛生成規律呈正相關。
  5. When the cur - cuit resets, the chip remains accepting state, works in burst mode, and adopts dpsk modulation mode. it proceeds quadrature - sampled intermediate frequency signal after the ad9057 has converted, then down - converses, despreads and demodulates. the demodulated baseband signal will be sended into scm to dispose through interrupt

    上電復位后，晶元處于接收狀態，工作在突發模式下，採用dpsk調制方式，將ad9057轉換完的中頻信號進行復正交取樣後下變頻、解擴、解調，通過中斷將解調完的基帶信號送入單片機處理；處于發送狀態時，可將數據擴頻、調制，經ad9768送出。
  6. First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter

    在基於中頻采樣的軟體無線電結構框架下，首先詳細探討了軟體無線電的前提條件，即如何對連續時間信號進行采樣量化，比較分析了幾種采樣的方式，其中最為重要的是帶通信號采樣定理；然後探討了軟體無線電的一個重要基礎，即多采樣率信號處理，重點討論其最基本的兩個過程抽取和內插以及抽取器和內插器的實現；接著介紹了結構簡單、適用於一級抽取的cic濾波器和適用於做2倍抽取的半帶濾波器；再次論文在總結了傳統的調制解調基礎上，結合軟體無線電器件的特點，系統的探討並實現了基於正交思想的am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk的正交調制解調演算法。
  7. Under the appropriate conditions of sampling equipment of gas chromatographic headspace analysis, determine a suitable salt and a suitable extracting solvent by the orthogonal design method, then determine the fitting feed composition of ethanol - water mixture, the fitting distribution between extracting solvent and mixture, and the fitting salt concentration by the uniform design method

    在對建立的頂空氣相色譜采樣裝置的操作條件進行優化之後，先用正交試驗設計法確定非連續性因素鹽和萃取劑及其在備選水平中的適宜水平，再用均勻試驗設計確定連續性因素乙醇的進料濃度、萃取劑配比和加鹽量及其備選水平中適宜的水平范圍。
  8. A special hand - back service will be provided on 4 february 2002 at the new office, whereby official and privately made unregistered covers with full postage prepaid and bearing the words " first day cover " and a local address will be accepted and impressed with the normal datestamp of the office and handed back to the customer

    天悅郵政局會于啟用當日提供特別的即時蓋印服務。凡已付足郵資、註明首日封字樣並寫上本地地址的正式和自製非掛號信封，均可交予櫃位職員加蓋郵局普通郵戳，隨即取回。
  9. To study the changes of poisson ' s ratio and its anisotropy with confining pressure, we measured p - and s - wave velocities in three orthogonal directions in 19 rock samples under different confining pressures

    為了研究不同巖石中泊松比及其各向異性隨圍壓的變化，選取19塊典型的巖石樣品，在不同圍壓下沿相互正交的3個方向同時測量縱、橫波速度，並通過計算得到了泊松比及其各向異性。
  10. The sampling technology is also being explored which including lowpass sampling, quadrature sampling and direct passband sampling and the setting of a / d, sampling rate, data acquisition and selecting filtering parameters. the implementation of each technique is also being discussed

    分別對低通采樣、正交帶通采樣和直接帶通采樣技術中有關a d在系統中的位置、采樣率的確定、信息獲取和濾波參數選取等問題進行系統論述，並討論了各自的技術實現問題。
  11. This dissertation adopts a universal digital ds / dmpsk modulation and demodulation scheme which is based on fpga. this scheme adopts quadrature balanceable modulation, intermediate frequency sampling, digital matched filtering, delay differential demodulation techniques and so on. it directly processes the digital signals on intermediate frequency without down - conversion, and doesn ’ t need pseudo random codes synchronization and carrier wave extraction circuits

    本文採用了一種基於fpga的通用數字調制解調方案，該方案在調制端採用了正交平衡調制技術，在解調端採用了中頻帶通采樣、數字匹配濾波、延時差分解調等技術，直接在中頻上進行數字信號處理，不需要進行下變頻，也不需要增加額外的偽隨機碼同步捕獲和載波提取電路。
  12. And by the law of the coincidence of causes, thousands of petty causes backed one another up and coincided with that event to bring about that movement and that war : resentment at the non - observance of the continental system, and the duke of oldenburg, and the massing of troops in prussiaa measure undertaken, as napoleon supposed, with the object of securing armed peaceand the french emperors love of war, to which he had grown accustomed, in conjunction with the inclinations of his people, who were carried away by the grandiose scale of the preparations, and the expenditure on those preparations, and the necessity of recouping that expenditure. then there was the intoxicating effect of the honours paid to the french emperor in dresden, and the negotiations too of the diplomatists, who were supposed by contemporaries to be guided by a genuine desire to secure peace, though they only inflamed the

    而按各種原因偶合的法則，千百個細小原因與這次事件合在一起導致了這次進軍和戰爭：對不遵從大陸體系的指責，奧爾登堡公爵，向普魯士進軍就像拿破崙感覺的那樣僅為通過進軍達到和平，法國皇帝對戰爭的癖好和習慣正好與他的人民的願望一致，以及他對準備工作宏大場面的迷戀，用於準備工作的開支，要求獲取抵償這些開支的利益他在德累斯頓的令人陶醉的榮譽當代人認為是誠心求和卻只傷了雙方自尊心的外交談判，以及與現有事件相呼應，並同事件巧合的數以千萬計的原因。
  13. Extraction of the in - pulse characteristics of signal based on direct sampling from if signal and quadrature coherent detection

    基於中頻直接采樣正交相干檢波技術的信號脈內特徵提取
  14. In this paper, an improvement is made through selecting a group of normal orthogonal vectors in feature subspace, to generate large amount of virtual training samples

    摘要在模式特徵子空間中選取一組標準正交向量，使用這組向量可以生成大量的虛擬訓練樣本，從而實現對協方差矩陣的優化。
  15. The radar targets identification based on feature extraction with wavelet transformation and nearest - distance classer is studied in chapter 3. discrete orthogonal wavelet transformation and wavelet transformation based on beylkin algorithm are applied to the samples of the targets to test their performance. the former has a better antinoise performance and the latter has a better identification rate

    離散正交小波變換中提取的特徵為信號的低頻部分，在特徵提取過程中已實現了消噪，具有較好的抗噪性能;而beylkin演算法利用樣本序列所有圓周移位的小波變換的高頻部分，提取的信號特徵雖具有移不變性，有較好的識別率，但抗噪性能較前者差。
  16. Relative to general ar model, the setar model was more suitable to describe the price movement during the manipulation. to help the practice of the guarding system, the author try to set up a discrimination model for insider trading and market manipulation, based on the samples of daily - average return and turn - over ratio during the time the equity changed. the criterion is to try to correctly find out the offense and the normal event

    除了日均換手率之外的日均內容摘要收益率、日均收益率平方項、日均收益率與日均換手率的乘積項能提高對內幕交易、市場操縱的發生以及非內幕交易、非市場操縱事件的正確判別率，這些變量對內幕交易、市場操縱的判別影響不一樣，並且，內幕交易和市場操縱判別模型中的最優閥值也不一樣，最優閥值的選取可以體現監管層監管水平的成熟程度。
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