換位子列 的英文怎麼說

中文拼音 [huànwèiziliè]
換位子列 英文
commutator series
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : Ⅰ動1 (排列) arrange; form a line; line up 2 (安排到某類事物之中) list; enter in a list Ⅱ名詞1...
  • 位子 : seat; place
  1. Compared with the 5. 8s complete sequence of the snail arion rufus, its1 and its2 regions were recognized and combined for analysis. from sequence observation, it showed that the zhejiang sample has more inserted sites and fragments while the sequences of other three are nearly all the same. the average g % + c % of the four individuals was 46. 8 % while the zhejiang sample ' s was 48. 3 % and the other three ' s were all about 46. 2 % ; ts / tv and genetic distance mainly lies between the zhejiang sample and the other three individuals, which were 0. 8 and 0. 07 respectively

    用於比較的序長約350bp ,觀測一級結構,加拿大、墨西哥灣扇貝和美國二代個體的its1和its2序幾乎完全相同,而浙江個體則具有較多的插入點與片段; 4個個體平均g + c含量46 . 8 % ,其中浙江個體為48 . 3 % ,其它3個個體均為46 . 2 %左右;轉比與遺傳距離主要存在於浙江個體與其它3個個體之間,分別為0 . 8和0 . 07左右;以櫛孔扇貝作外群構建的分系統樹表明:浙江群體已產生了一定的分化。
  2. Abstract : bridge function and generalized bridge function are all three - valued function, and are made by initial sequence according as copied or shifted ways. they include some familiar orthogonal function of non - sine, such as walsh function. this paper briefly introduced some research advance on this subject, emphasized to introduce the copy theory and generalized copy method. the process of making ( generalized ) bridge function, its property and application, were introduced briefly

    文摘:橋函數和廣義橋函數均為三值函數系,都是將初始序經復制方式和移方式變后而形成的.它們包括了一些常見的非正弦正交函數,如沃爾什函數和方波函數等.簡要介紹了近10年來北京航空航天大學通信與電系統博士點在非正弦正交函數方面研究的一些新進展,重點介紹了復制理論和廣義復制方法,橋函數、廣義橋函數的復制生成方法、性質及其應用等專題
  3. The main controller is in charge of managing, communicating and the measuring of grating - displacement and angle - displacement. the subcontrollcr is in charge of the measuring of inner diameter of psd, the analog - to - digital converting of the serial a / d and the data processing of dsp

    主控制器完成管理、通信及光柵移、角移測量控制功能;控制器完成psd內徑尺寸檢測、串a / d模數轉及數字信號處理器( dsp )數據處理功能。
  4. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組合件自適應識別系統;闡明了圖像的分通道自動採集過程,以及對採集到的原始圖像所進行的預處理方法。通過採用哈夫變去除偽邊緣點的方法,有效地解決了識別區域的定問題。針對裝配零件(主要是墊片)薄、小導致圖像信息少、識別難度大,以及材質不一導致採集到的組合件圖像亮度波動等問題,提出了使用最佳閾值迭代法和使用種填充的圖像串分割技術,自適應地找出最佳閡值,使墊片和背景分離,從而提取墊片數目信息。
  5. The partial sequences of the mitochondrial co i, co ii and trna gene of the adults and larvae of 4 species from lepidostomatidae and the adults and larvae of apsilochorema unculatum and a. hwangi were sequenced and compared in this study. in the sequences obtained ( 1718 ~ 2239bp ), a % + t % was about 69. 2 %, 267 nucleotide sites were substituted in apsilochorema and 266 nucleotide sites were substituted in lepidostomatidae. at bias in the third codon position site was much higher than the other two sites, reaching about 81. 9 %

    {的比對分析表明:在coi區的一45一個比對點中,有1260個保守點, 191個變異點,其中98個轉點, 93個顛點;發生在密碼第三、第一和第二點的變異分別為78 % 、 18 %和4 % ;種內序歧異度為o一0 . 9 % ,而種間為一4 %一24 % 。
  6. The results of sequence analysis showed that intraspecific divergence is < 1 % between the adult and the larva and interspecific divergence is 14 - 24 % in lepidostomatidae, and that intraspecific divergence is < 1 % between the adult and the larva of apsilochorema unculatum, and interspecific divergence is 13 % between the larva of apsilochorema unculatum and the adult of a. hwangi, which identified the association of larval and adult stages of 4 species from lepidostomatidae and larval and adult stages of a. unculatum

    在coix區的591個比對點中,有516個保守點, 75個變異點,其中46個轉點, 29個顛點;發生在密碼第三、第一和第二點的變異分別為71 % 、 25 %和6 % ;種內序歧異度為o一0 . 5 % ,而種間為16 %一19 % 。
  7. In this paper, chroma dc coefficients are selected as the carrier data because chroma dc coefficients are robust. also, alterable steps are used to select one part of the coefficients, so the watermark is imperceptible ; before watermark embedding, the watermark is divided into many parts, every part is individually embedded into one gop of the video, even if a gop is destroyed, the watermark can be extracted correctly, this methods promotes the robustness of the watermark ; in addition, in order to promote the security of the watermark, the user ' s id and password are used to generate chaos sequence by the chaos system which is created in this paper, later, watermark is mixed by the chaos sequence. also, the embedding position of the watermark bit is modified by one chaos sequence, so, unauthorized person can not extract or remove the watermark, since the embedding position is unknown

    本文認為,色度dc系數是魯棒性非常好的參數,因而選擇色度dc系數作為水印信息載體,同時,採用可變的步長選擇部分系數,保證了水印的隱形性;在嵌入水印時,本文採用水印信息「網格劃分」 、各塊獨立嵌入視頻的方案,由於水印信息塊是相對獨立的嵌入視頻中的每一相對獨立的圖組當中,即使某一圖組收到一定破壞,也能夠恢復水印信息,使水印的健壯性得到提高;此外,為了提高水印信息的安全性,在嵌入水印信息時,根據用戶輸入的id號和密碼,利用本文構造的混沌系統產生的混沌序對水印信息進行變,同時,對每一水印信息比特的嵌入置也採用了偽隨機序進行調整,這樣,未授權用戶不能提取水印信息,也難以擦除其中的水印信息,因為嵌入的置是未知的。
  8. With the existing condition, the bar waveguide on the lithium niobate wafer with liquid phase proton - exchanged method has been fabricated and the benzoic acid is used as the proton source. a series of research on the domain inversion in lithium niobate crystal with proton - exchanged method have been done. and then the operation and the process of domain inversion in lithium niobate crystal with proton - exchanged method has been used

    實驗方面,利用實驗室現有條件,在鈮酸鋰晶片上以苯甲酸為質源,用液相質法製作了條形波導;對用質法實現鈮酸鋰晶體疇反轉進行了一系實驗研究,在此基礎上提出了質法實現鈮酸鋰晶體疇反轉的工藝過程,實現了疇反轉並腐蝕得到了v型槽;設計製作了帶尾纖的電光相調制器,最後進行封裝。
  9. This card largely depends on three integrate chips to fulfill its function : 1 ) nic control main chip, corresponding the mac sublayer of ethernet, to realize csma / cd media access protocol, manage the sending and receiving buffers integrated on the chip and provide motherboard pci interface. 2 ) serdes ( serializing and deserializing ) chip, corresponding pcs and pma sublayers in ethernet, mainly to complete 8b / 10b coding and convert 10 bits parallel data to serial data, and convert them again at the receiving end. 3 ) fibre transceiver unit, completing light - electrical conversion of seri

    該網卡主要由3塊集成的晶元完成其功能,分別是i )網路控制主晶元,對應于以太網的mac層,主要完成csmaicd介質訪問協議,管理片上集成的發送和接收緩沖區,並提供和主板p0總線的介面: b ) s rd s (串解串化器)晶元,對應于以太同的pcs和pma層,主要完成sb lob編碼並將10并行的數據轉為串數據,在接收端完成相反的功能:涌)光纖收發器,完成串數據的光電轉功能。
  10. This expression vector plbcas - hsa - lgl has the following advantages : i ) the 1. 7kb promoter is able to drive cell - specific and hormone - dependent expression ; ii ) the inclusion of intron - 1 can increase expression level of fusion genes ; iii ) the 5 ' utr of bovine p - casein mrna may have a positive role in both transcriptional and post - transcriptional regulation ; iv ) the gfp gene make the selection of positive clone among embryos possible ; v ) the gfp gene can be easily excised via cre - mediated recombination between the two loxp sites after the expression vector has been integrated into chromosome ; vi ) the two incompatible lox sites, loxp and lox2272, would facilitate cre - recombinase mediated cassette exchange ( rmce ), which in theory will leading to develop a technology of site - specific gene expression in animal mammary glands

    該載體的特點是:具有可以調控外源基因在乳腺中特異表達的牛-酪蛋白基因5 `端側翼區和包括第一外顯及內含在內的5 `端調控區;將人血清白蛋白cdna準確地置於牛-酪蛋白基因第二外顯中的翻譯起始密碼atg之後,而且沒有增加額外的序和使人血清白蛋白cdna移碼;引入標記基因gfp ,便於在胚胎期鑒定陽性胚胎,減少受體;引入cre lox重組系統: ( ? )標記基因gfp的兩端的兩個loxp點可以在表達載體整合到基因組后,刪除標記基因; ( ? )餘下的一個loxp點可以和前面的lox2272點組成cre重組酶介導的盒式交系統。
  11. Use wavelet analysis dwgs of shanghai, tianjin, xian and wuhan by the time 1470 to 2000. discuss the abrupt situation. at last, we use the arithmetic of lemper - ziv complexity to resolve the complexity of shanghai, tianjin, xian and wuhan

    利用波變對上海、天津、西安和武漢的1470年? 2000年的旱澇等級序資料進行了分析,討論了突變點的置變化,並利用蘭帕爾?齊夫復雜性演算法將以上各地區進行了粗粒化,求出它們的復雜度。
  12. Abstract : for quick understanding the states of embedded places of instruments and their operation conditions so as to find and handle problems in time, by helping of some typical illustrations, the problems of drawing complex safety - monitoring engineering graphs are emphatically resolved using software excel97, including two longitudinal coordinate values versus a transverse coordinate datum for two curves in a same figure ; exchanging position of independent variable ( x ) and dependent variable ( y ) ; different start - points or frequency of data series and drawing displacement nonitoring network etc

    文摘:為使監測人員快速、及時了解儀器埋設部的狀況及運行情況,發現問題及時處理,通過舉典型例,利用excel通用軟體,重點解決了繪制復雜安全監測工程圖表問題:即同一圖中兩條以上曲線分別對應兩個不同縱坐標;自變量與因變量置交;數據系起始點或監測頻次不同;變形監測控制網繪制等。
  13. The sequences are transformed to a relative sequence, in which all the segments are normalized by the previous segment. the relative sequences are categorized and indexed by suffix tree, and the result of the suffix tree search is the potential similar subsequences

    通過將序為相對序,實現了對序中任意置、任意長度的規范化;為了提高查詢效率,將相對序的特徵向量進行離散化分類,並使用后綴樹進行索引。
  14. Submission of tax return, registration as a voter, renewal of driving and vehicle licences, payment of government fees, etc. and to transact with government online efficiently and securely through internet - connected computer facilities or conveniently located public kiosks. with the development of esd, hong kong is branded as " a platform for a glimps of the possibilities of e - government in asia

    藉著這項計劃,市民可通過已接駁網際網路的個人電腦或於方便地點的公眾資訊服務站,以穩妥及有效率的電方式使用不同政府部門和機構提供的一系服務例如:遞交報稅文件登記成為選民領駕駛執照和車輛牌照繳交政府收費等,並處理與政府之間的各種事務。
  15. At the same time, the principle which taking searching motor maximum - speed point as control object for mppt ( maximum power point tracking ) is put forward and the static error of tracking is analyzed in detail. chip jl3, a kind of micro - controllers of 68hc08 series, is used as control unit of the system, with which we complete the designs of the periphery hardware circuit and the control software

    對于電機控制,提出了採用虛擬中心點的方法代替傳感器實現電機轉置檢測,以完成電機準確相,並在理論上證明了其正確性;對于光伏陣工作點最大功率跟蹤問題,提出了一種以尋求轉速最大點為控制目標實現tmppt的思想,並進行了穩態跟蹤誤差分析。
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