點周期 的英文怎麼說

中文拼音 [diǎnzhōu]
點周期 英文
dot cycle
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : Ⅰ名詞1 (圈子; 周圍) circumference; periphery; circuit 2 (星期) week 3 [電學] (周波的簡稱) c...
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  1. Eeg is a kind of complicated non - periodic bioelectricity signal and its research is still an important field for modern science

    腦電是極為復雜的非生物電信號,對腦電的研究始終是現代科學的一大熱
  2. It also provides a branch point in the project lifecycle that you can reference, should you want to copy your requirements for a new development effort

    假如你需要把你的需求復制到一個新的開發工作中去,它也能記錄項目生存的分叉供你引用。
  3. Every business cycle is unique.

    每次商業各有自己的特
  4. The turning points of the series in this group precede those of the business cycle by two to ten months.

    這組數列的轉折領先於商業轉折約210個月。
  5. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優:通過加hanning窗的welch修正圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  6. Ods possesses some characteristics of some characteristics and oltp systems of the data warehouse, it is the data " who faces the theme, integrates, or close to present, constantly changeably at present " because dss is peculiar : ca n ' t fully understand the demand ; the demand change is great ; implement time long cycle, but the customer demands to become effective and wait for the characteristic soon at the time of making bi systematic scheme of the enterprise layer, should consider on the issue that there is a great deal of, in a situation that the fish and bear ' s paw must hold concurrently, make the choice

    Ods ( operationaldatastore )是數據倉庫體系結構中的一個可選部分, ods具備數據倉庫的部分特徵和oltp系統的部分特徵,它是「面向主題的、集成的、當前或接近當前的、不斷變化的」數據。由於決策支持系統特有的:不能充分了解需求;需求變動大;實施時間長,但客戶要求見效快等特。在制定企業級的bi系統方案時,就會有諸多問題要考慮,在魚和熊掌不能兼得的情況下,做出選擇。
  7. Because of the huge memory space and rapd calculation speed that compuer possesses, we can manage the ekisted drawings central1y and search them rapidiy in conclusion, the high quality and low price product wtth the help of applytng the cad technology will not only satisfy the requiremen of the market but also help factory amer apply the compeer technology in the process of production ( for example, haher production managemen0 we has applied thes systetn in extuion embranchmen factory and obtained favorable effect wich reveds tha thes system has widely applytng prospect and uti1ity value

    該系統將成組技術的分類編碼原理和計算機輔助設計技術應用於擠壓鋁型材的產品開發設計和產品圖紙的管理中,不僅可以極大地提高產品設計質量、縮短產品開發,還可以減少重復繪圖工作及規范制圖方法;同時,利用計算機存儲空間大、運行速度快的優,可實現對已有產品圖紙的集中管理和快速檢索。利用計算機輔助產品開發,不僅能以高質量、低成本的產品迅速滿足市場需求,還可為工廠進一步實施計算機應用工程(如后續生產管理等)奠定良好的基礎。
  8. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上,獲得了該體制引信差頻信號中,距離信息的存在形式和特,得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論,即頻率捷變調頻定距引信在定距性能上具有類似隨機調頻定距的特徵。本文引入跳頻通信地址編碼理論,結合無線電引信的具體特徵,提出了適用於無線電引信的頻率捷變序列的選擇原則,並構造了基於rs碼的寬間隔頻率捷變序列族。
  9. Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river

    本文第一章介紹了課題的研究背景,提出了研究目標、內容和方法;第二章重分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵,徑流組成特性,同降水、徑流占年總量比例的不對應特性和原因,徑流年內年際變化規律及徑流深分佈特性,分析了天然洪水的特和洪水參數;第三章介紹了冰川終磧湖的特,結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料,分析提出了危險冰湖判別指標和發生潰決的氣候條件、性特徵,提出了冰湖潰決洪水的計算途徑。
  10. The initial vsd process uses two main characters, the average instantaneous energy and the average instantaneous zero crossing rate ( zcr ). to make the first recognition for the start and the end, the emphasis of which is to select the appropriate value of the threshold and the length of frame. in the final vsd process, the author compares several characters and confirms the new recognition character

    初步分段過程使用了能量和過零率這兩個主要特徵進行端檢測,重是合理選擇兩個重要參數? ?門限和統計幀長度的取值;在最終分段過程中,筆者首先通過比較幾種特徵的識別效果,選擇卡爾曼濾波參數作為再次分段的識別特徵,還提出了一種新的識別特徵? ?性緩變特徵,使用這兩個特徵分別在子語音段內進行端檢測。
  11. The trough is the lowest level of the cycle.

    谷底是整個的最低
  12. Older leaves first affected with bright yellow - green or yellow interveinal chlorosis, inrolling of margins, wilting, bleaching and withering before dehiscing prematurely ; youngest leaves and growing point persist for longest period

    老葉首先脈間失綠呈嫩黃色或黃色,邊緣不捲曲,在過早地裂開前白化並乾枯,心葉和生長能持續最長地
  13. High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country

    Kdp晶體零件是目前公認的最難加工的光學零件之一,因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度變化敏感和易開裂等不利於光學加工的特,所以加工長、合格率低、質量不穩定成為慣性約束聚變技術的瓶頸, kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚變研究中亟待解決的關鍵問題。
  14. This traditional building method has many shortcomings : dissever factitiously some process and nobody is responsible for connection sections, many works distributed by different departments lose managing and controlling, and many overhead costs become virtual un - control cost ; confirming the overall budget management emphases through lifecycle method, it ' s unfit for enterprise group which deals in different fields, because these deals in different fields can effect each other, and make it ' s hard to distinguish the enterprise group ' s lifecycle

    這種傳統的構建方法有許多不足之處,如:將一些作業或流程人為地割裂開來,使得它們的介面部位無人負責,眾多分佈於不同部門卻相互聯系的作業因此失去管理和控制,與此相關的眾多原本可控的間接成本因此而成為事實上的不可控成本;通過生命法確定企業預算管理的重,對于多元化經營的企業集團,由於各個產業之間的互動關系,往往有生命淡化的特,這種方法就顯得不是十分適宜。
  15. Pgla, one biodegradable material, is used to braid the conduits, which integrates the merits of its two aggregate ingredients. it is easy to adjust degrading rate to match the regeneration period of the nerve by changing the proportion of the two ingredients. the conduits are fabricated enlacing 2. 2 millimeter stainless steel on the braiding machine with 16 spindles using 2700 tex yarns. four conduits with different structures are braided : common braided structure, braided structure using braided ply yarn, braided structure with inserted reinforcing yarn and adding bridge - yarn structure, the last two conduits are new attempts to look for good shape - keeping structure, being able to lead the nerve to regenerate effectively

    本課題選用可生物降解材料聚乙丙交酯( pgla )為原料,它兼具兩種聚合成分的優,可以通過調節兩者聚合的配比來調節它的降解,使與神經再生的相吻合。導管的製作是在16錠編織機上採用2700tex紗線進行帶芯編織,芯子為直徑2 . 2mm的不銹鋼絲。共製作四種結構神經導管,分別為普通結構神經導管、編織線結構神經導管、加筋結構神經導管和加芯結構神經導管。
  16. The traditional method is that sampling 20 equidistance discrete voltages to calculate the virtual value. to gain the virtual value, we firstly average their square values, and then extract it

    傳統的計算有效值的方法是利用一個內等距離散的20個采樣的瞬時值進行求解,通過計算它們的均方根值來得到有效值。
  17. As its product is special, the enterprise has the characteristics of large amounts of process, information exchange frequently between outside and inside of enterprise, long product life cycle, etc. project manufacture enterprise needs strong information support at everywhen and everywhere in all of its processes

    由於所製造產品的特殊性,工程項目型製造企業具有在製造過程涉及環節多、企業內外信息交互量大、產品生命長等特。工程項目型製造企業需要在產品設計、製造、維護全過程中,在企業內、外各種環境條件下都得到設計信息的有力支持。
  18. In the first, this article introduces the knowledge of orbit designing, then this article summarizes the basic methods and principles of orbit designing. in the later, this article describes the conception of node period about orbit designing emphatically which has been advanced by the writer. at the same time, this article describes the process of the writer ' s analysing and designing the orbit of earth spying satellite particularly with the conception. in the last, this article describes the wirter ' s analysing and simulating the designing results

    本文首先介紹了軌道設計的基本知識,然後總結了軌道設計的基本的方法和原則。在隨後部分重對衛星軌道設計中交點周期的概念提出了自己的看法,同時應用此結果詳細分析和設計了對地偵察衛星的太陽同步回歸軌道,最後對此設計結果進行詳細模擬分析。
  19. Access points periodically broadcast a service set identifier ssid that identifies one wlan network from another

    訪問點周期性地廣播一個服務集標識符( ssid ) , ssid用於將一個wlan網路與其他網路區別開來。
  20. In this paper, based on the method of variable replacement, real parameters di > 0 ( i = 1, 2, . ., n ) which can be adjusted, are introduced ingeniously. we establish some new sufficient conditions for the existence, uniqueness and global exponential stability of the equilibrium, periodic solution and almost periodic solution of neural networks with time - varying delays by means of the method of variation of parameters, fixed point theorem and some analysis techniques

    本文巧妙地引入可調實參數d _ i 0 ( i = 1 , 2 , … , n ) ,藉助常數變易法、變量替換、不動定理和一些分析技巧,對具可變時滯的神經網路的平衡解、概解的存在性和全局指數穩定性建立了一些新的充分條件。
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