進取號 的英文怎麼說
中文拼音 [jìnqǔháo]
進取號
英文
star trek: enterprise-
It is the first time that the theory of wavelet has been applied in the signal processing of the codog power plant experiment rig and wavelet transform denoising was used, it may keep the aiguille and saltation parts, wipe off the noise and pick up the useful signal, it is benefit to analysis the result in experiment
把小波分析理論應用於codog實驗臺信號處理中,用小波變換進行信號消噪,可以很好的保存有用信號中的尖峰和突變部分,將信號的噪聲部分去除,從中提取出於有用信息,更有利於實驗結果分析。Based on the analysis of the beat frequency signal, the expression of the beat frequency phase is deduced. the expression indicates physics meanings of quantities to be detected and supplies theoretical bases for detection methods. by using two - dimensional fft, the range and velocity information of target is got out from the echo. according to the periodicity range ambiguity of symmetrical pulses in fmpcw, the processing method of sliding time window is used
通過對差頻信號進行的分析,得出了差頻相位的具體表達式,表現出了要檢測的各量的物理意義,對檢測的方法提供了理論依據。利用二維fft方法,可以有效地提取回波中目標的距離與速度信息。對于fmpcw信號由於均勻脈沖產生的周期性距離模糊的問題,採取時間波門的處理方法。This thesis studies the law of affecting de - noise result and the selection of the threshold and the wavelet function, the combination of wavelet and fft in the fault diagnosis of turbine - generator sets : by the de - noise anslysis of blocks and sin signals, concludes : to blocks signals, usually adopts soft threshold ; the law of affecting de - noise result is when use wavelet auto - de - noise, with the increasing of decomposed level, the de - noise result becomes worse while the level blow the 3, when the level above 3 and when uses wavelet packet, it is the other way round ; the best de - noise methods of the signal is that uses " dbl " wavelet function, three level, soft and " rigrsure " threshold
本文研究了分解層數對消噪結果影響的規律和閾值、小波函數的選取,結合小波分析與fft分析診斷汽輪發電機組的故障。通過對brocks和sin兩信號的分析,得出:對blocks信號進行分析一般採用軟閾值;分解層數對消噪結果影響的規律為用小波自動降噪在分解層數小於3時,隨著分解層數的增加,消噪結果變好,反之,則變差,用小波包降噪時隨著分解層數的增加,消噪效果變好;適宜選用dbl小波軟rigrsure閾值自動消噪。Digital signature operates the born and a series of sign and codes to constitute the electronics password to carry on the signature through a certain password, replace to the writing signature or an official seals, to confirm the body, the data source and integrities of signs, keeping data from burglarize to take, distort and break, thus to attain the purpose of protecting the data
數字簽名是通過某種密碼運算生成一系列符號及代碼組成電子密碼進行簽名,來代替書寫簽名或印章,確認簽名者的身份、數據來源和完整性,防止數據被竊取、篡改和破壞,從而達到保護數據的目的。Through matlab simulations, this improved algorithm can not only achieve the same resolution ability as the conventional music algorithm in ideal conditions, but also acquire the resolution ability and estimation precision that music algorithm can ’ t obtain in the nonideal condition of so - called signal eigenvalue leakage
通過matlab模擬,該改進方法不僅可以在理想情況下取得和傳統music演算法一樣的分辨力,而且在所謂的信號特徵值泄露的非理想情況下可以取得傳統music演算法不能達到的分辨力和估計精度,同時一定程度上減小了運算量。In china the literature masterpieces ' editions are complex. the author discusses the problem that how catalogers make the same literature masterpiece of different editions to be concentrated under the same classification number. and taking his library as the example, the author also makes some shallow elaboration on the different edition and the assistance discrimination of different edition
我國文學名著的版本形式復雜多樣,如何使不同版本的同種文學名著集中在同一個類號下,對不同版本的文學名著取號;如何進一步再區分及文學名著其它方面的著錄作了一些粗淺的論述。Extraction at berkeley of a keystone from a tile on the stardust cometary dust collector
在伯克利進行的從「星塵」號彗星塵埃收集器中提取楔石。Dealing with remote sensing data of different time ( 1987, 1996 landsat tm, and 2000 china - brazil earth resource satellite ccd ) and using the gis technology, the dissertation extracts the changing information of the desertification. the dissertation makes a dynamic remote sensing analysis on the desertification of the research region, and discusses the temporal and spatial evolving law of the desertification
在技術上主要採用了1987 、 1996年的陸地衛星tm數據以及2000年中巴資源衛星1號ccd數據三個不同時相的遙感數據進行圖像處理,並利用gis較強的空間分析功能,從中提取研究區土地沙漠化的變化信息,同時與研究區的其他信息數據進行疊加分析,探討了研究區土地沙漠化的時空演化特點。In this thesis, flow regime identification and malfunction diagnosis of fluidization were studied with fractal technology, the presented methods for both flow regime identification and malfunction diagnosis were proved of effectivity. main achievements are as following : 1. fractal brownian motion ( fbm ) was made from gauss noise and compared with pressure fluctuation signal of gas - solid fluidization, which demonstrated the similarity between the fbm and the signal
在通過fbm (分數布朗運動)數據模擬證明了氣固流化床壓力波動信號與分數布朗運動是相似的基礎上,提出了用分數布朗運動來模擬氣固流化床壓力波動信號,並採用r s分析法從信號時間序列中提取出hurst指數,通過分析信號hurst指數值對流化床流型和結塊故障進行了研究。The characteristic of power quality signal ' s deal by wavelet multi - resolution decomposition and time - domain analysis is studied then brings forward combine the tow methods and uses it to filter bed yawp, decomposition and feature extraction. 8 kinds of power quality are classified and characterization of sag is specially classified
然後研究了小波多解析度分解和時域分析電能質量信號處理的特點,提出了應用兩種方法相結合的方法,對電能質量信號進行去噪、分解,通過大量的計算機模擬工作,對擾動信號進行了特徵提取。Hi this thesis, the technique of detector array is used to obtain the location of anomalous infrasound, it is the basic of the study of prediction of earthquake. to derive useful information by using spectrum analysis on infrasonic signal. then combing with other methods a forecast could be made
本課題主要是利用數字技術,採用用傳感器陣列計算異常次聲波波源的方位,這是今後預測震中位置研究的前提;並對次聲信號進行頻譜分析,提取有用的關于臨震次聲方面的信息,再結合其他的預報方法,作出準確的地震預報。In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test
著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化性質,討論了利用小波變換來檢測信號的奇異特徵的原理,給出了小波變換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數選取及小波分解尺度進行了探討。Yiyang city jiutong smelting company limited located in the beautiful upper of zijiang river majitang town, taojiang county, 207 national freeways, peach wye road and the side, after several generations of state - owned enterprises restructuring and long - learned person fighting, innovation, and has now become the 300 - plus employees, with an annual output of antimony trichloride, refined antimony, antimony sulfide, antimony chloride, sodium pyroantimonate antimony and other metal goods 6000 dayton of the company, under the led of chairman wendan, the employee of the company is in the light of " the quality first, the trustworthiness first " of aim, tenacious struggle, forge ahead, and constantly domestic and foreign traders and friends of various circles to provide satisfactory products and outstanding services
益陽市久通冶煉公司坐落在美麗的資江河畔上游桃江縣馬跡塘鎮, 207國道、桃懷公路從旁而過,經過國企改制和幾代久通人的拼搏、創新,現已成為擁有300多名員工,年產三氧化二銻、二號精銻、三硫化二銻、氯化銻、焦銻酸鈉等各種銻品6000噸金屬量的股份有限公司,在董事長溫丹帶領下,公司員工本著「質量第一,誠信第一」的宗旨,頑強拼搏,銳意進取,不斷為國內外客商及各界朋友提供滿意的產品和優秀的服務。The principal yao jiangning gave a talk beforehand, in which he reported all the achievement in the past year, and summon that all the teachers and staff devote most of their time to the teaching work. all the teachers and staff are said to deserve right the honor of people teacher, and all the students are encouraged to study hard endeavor their best to make better progress in the following year
會上,校長姚江寧發表了熱情洋溢的講話,他向全校師生匯報了一年來學校取得的成績,並號召全體教師要愛崗敬業為人師表,無愧於人民教師的光榮稱號號召全體學生要勤奮學習,努力進取,用辛勤的汗水書寫自己美好的明天。On the road of development, we dared to keep forging ahead, successively passed “ iso9001 quality system authentication “, get “ consumer trustworthy products “ “ aaa grade credit enterprise “ “ trustworthy quality products “ “ edison invent the gold medal of the fair “ honorary title
在發展的道路上,我們勇於進取,先後通過「 iso9001質量體系認證」 ,獲得「消費者信得過產品」 「 aaa級信用企業」 「質量信得過產品」 「愛迪生發明博覽會金獎」等榮譽稱號。The paper also studies fast arithmetic and programming of discrete time quadrature wt and wpt and takes a deep look into their additional applications in motor testing, including denoising, filtering and so on. starting from basic theory of time - frequency analysis and wavelet analysis of asymptotic signals, this paper investigates several if law extraction methods and presents an especially effective one using wavelet ridge
論文從時頻分析的基本理論出發,在漸進信號小波分析的基礎上,研究了漸進信號小波變換的漸進估計方法,提出了利用小波脊線來提取信號頻率隨時間連續變化規律(即瞬時頻率)的方法。This dissertation analyses problems of profile aliasing and redundance in chirp - subpulse stepped frequency signal, points out that these problems are resulted from different parameters of chirp - subpulse stepped frequency signal
還對chirp子脈沖頻率步進信號中距離像的混疊和冗餘問題進行了分析,指出這些現象是chirp子脈沖頻率步進信號對不同參數的選取引起的。This dissertation summarizes the method to select parameters of chirp - subpulse stepped frequency signal, presents a method to resolve profile aliasing and redundance in chirp - subpulse stepped frequency signal by the target pick - up algorithm and selecting parameters
文中總結了chirp子脈沖頻率步進信號參數選取的方法,提出了採用參數選取和目標抽取相結合的方法來解決chirp子脈沖頻率步進信號中距離像的混疊和冗餘問題。Since the real polarimetric sar data was derived in the mid 1980s, it has been proved that using polarimetric information can improve performance of sar image processing and application, and not only provide better understanding and interpretation for the radar observations, but also produce more new functions, such as terrain height measured technology
自從八十年代中期人們能夠獲取真實的機載極化sar數據以來,極化sar信息的使用已經證明能夠人人改進信號處理的質量和拓展新的應用功能。由於極化sar遙感有著極其重要的軍用和民用價值,因而受到世界各國科學家的普遍重視。Enterprise was the name of the space ship in that television show
『進取』號是電視節目中給這一『太空梭』的命名。分享友人