最短時相時間 的英文怎麼說

中文拼音 [zuìduǎnshíxiāngshíjiān]
最短時相時間 英文
minimum phase time
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ形容詞(空間、時間兩端之間的距離小) short; brief Ⅱ動詞(缺少; 欠) lack; owe Ⅲ名詞1 (缺點) we...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. As you might know exercise releases pleasure hormones and we feel good even on minimal amounts of any types of physical activity, from yoga and deep breathing to running and basket ball, and any vigorous exercise can leave you feeling happy and exhilarated after even a short time

    因為您也許知道鍛煉發行樂趣激素和我們感到好在小的當數量任何類型體育活動,從瑜伽和深深呼吸對跑和籃子球,並且任一蒼勁的鍛煉可能留下您感覺愉快和興奮在以後
  2. In addition, in postwar ( world war ii ) period, japanese pharmaceutical industry rose abruptly after suffering a great damage, and in a few tens of years, it had become being able to supply more nces than any other counties ( or areas ) in the world. during this course, in japanese pharmaceutical industry, also emerged some conditions similar to ours " status quo which are low concentration ratio, low - grade competitory mode that remains at the level of price competition, and so on

    不僅如此,二戰後日本的醫藥產業在遭到了嚴重破壞的情況下迅速崛起,的幾十年里迅速成長為世界上大的nces供應國,在這樣一個發展過程中,日本也有過與我國目前醫藥產業狀況非常似的情形,如產業集中度低,競爭方式停留在低水平的價格競爭上等。
  3. This paper develops a deterministic inventory model for perishable items with a mixture of back orders and lost sales under inflation and time discounting, where the backlogged demand rate is dependent on the negative inventory level during the stock out period. the main differences from the existing related models are that the present model takes the maximum present value of profit in a repeatable order cycle as the objective function and proposes a more practical constraint of maximum customer - waiting time to ensure a proper customer service level. then the existence and the uniqueness of the solution to relevant systems are examined and a solution algorithm is shown to find the optimal replenishment policy. at last, some numerical examples are presented to illustrate the applicatioh of the model

    本文建立了一種考慮通貨膨脹與價值的變質性物品的庫存模型,在模型中允許缺發生且拖后的需求速率與在缺貨期已經發生的缺貨量有關.和已有關模型的主要區別在於本模型把一個可重復的訂貨周期內的大平均利潤的凈現值作為目標函數,且增加了在缺貨期長顧客等待的限制,以確保庫存系統擁有較高的服務水平.然後討論了模型優解的存在性與唯一性,並提供了尋求模型整體優解的演算法.後用實例說明了此模型在實際中的應用
  4. Using the logarithm graph, multi - varieties production batch problem is resolved. the production scheduling is realized with heuristic traverse algorithm. at last, the strategies, which include disassembling task, shorting interval of the working procedure, overlapping working procedure, deferring the back working procedure etc., are brought forward to deal with the order ' s inserting, postponement, freezing and doing again on carrying out the production plan

    3 )分析了企業職能信息系統的集成性和各部門的協調性,研究車生產計劃的制訂過程,以模糊多屬性折衷式模型實現了工藝路線的決策,採用對數坐標圖表法,解決了多品種生產批量問題,用基於啟發式的遍歷演算法實現了生產工單的排產,後提出了任務分解、縮工序隔,鄰工序疊加,延遲后續工序等控制策略處理計劃執行過程中工單的插單、延期、掛停與返工等特殊問題。
  5. The latest generation of germany ' s inter - city express ( ice ) trains has similarly shrunk the journey time between frankfurt and paris

    新一代德國城際快速列車( ice )讓法蘭克福和巴黎的旅行應縮了。
  6. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    低分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數,我們借鑒isar的技術,通過較長干積累,在多普勒頻域上對目標進行分辨。而對于編隊目標,可分為近似剛性的多目標和非剛性的多目標,所以對于可以近似為剛體的編隊目標對位置固定,運動方式一致,可以近似看作一個大目標,採用小墑準則對平動位的進行補償,但是大多數並不滿足剛體近似的編隊目標,由於目標在干積累的多普勒頻率近似呈線性變化,通過對較數據利用relax的頻分析方法,提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累,所以利用radnwigner變換得到瞬的一維橫向距離像大大提高了對編隊目標的分辨,對模擬和實測數據的大量分析結果表明此方法的有效性和可行。
  7. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉大電磁力並做實驗進行了驗證,由實驗測得了三電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  8. This incubation adjustment of parents makes the synchrony in hatching and the hatching intervals of nestlings shorter than the laying intervals of eggs. this phenomenon was perhaps resulted from the incubating behavior difference of parents in laying time and incubating time. the research also found that the growth rate and survival rate in the latest hatched nestlings in little egret were lower than the earlier hatched ones

    卵的孵化與產卵順序呈負關性,先產的卵比后產的卵所需孵化對較長,此現象產生是由於親鳥在產卵期和產卵后的孵化行為不一致造成的,這種孵化調節使同一窩雛鳥孵出具有對集中的趨勢,雛鳥出殼的隔比產卵的;另一方面,在白鷺雛鳥的生長過程中,晚出殼的雛鳥生長水平和成活率明顯落後于早出殼的雛鳥,而池鷺由於窩卵數和窩雛數為5的數量對較少,雛鳥生長均衡。
  9. For the acute exposure duration, there expressed the dose - thresholds and time - thresholds in the effects of cu2 + on the activities of cat, pod and sod in two macrophytes. when the test species were exposed at low dose and for a short period, cu2 + can stimulate activities of antioxidant enzymes. once exceeding the thresholds, cu2 + may inhibit enzymes activities

    Cu ~ ( 2 + )低濃度和內對抗氧化酶有誘導作用,超過一定的閾限會產生抑制作用;金魚藻cat 、 pod 、 sod活性在7天內的大抑制率與暴露cu ~ ( 2 + )濃度呈顯著正關。
  10. The algorithm can effectively o vercome immature convergence phenomenon in simple genetic algorithm ( sga ). it can improve not only antibody ' s similarity but also its diversity. and it can avoid local optimal solution and shorten searching time

    該演算法可以有效地克服基本遺傳演算法的未成熟收斂現象,既可以提高抗體的似性又可以兼顧到抗體的多樣性,為避免演算法陷入局部優解,縮搜索提供了保證。
  11. Minimum phase time

    最短時相時間
  12. Through the research of the tension in vivo, the immediate retraction rate and histology examination about the different ways and different maintaining, we get : the increase area of the rapid and conventional expansion has little difference with the expanded time ; however it has significant difference with the maintaining time. it shows that shortening the expanded time is feasible in clinic, but shortening the maintaining time is out of the question ; after the capsule is removed, immediate retraction rate of the expanded skin notably decreased, significantly different from those with intact capsule ; the collagen content of the rapid expansion is just the same as the conventional expansion, but the changes of the histology dependences on the maintaining time. comparison with conventional expansion, rapid expansion has no significant drawback ; maintaining a period after expansion can greatly increase the area of expanded skin and reduce immediate retraction

    通過對不同擴張期、不同方式和不同維持期對擴張皮膚的在體張力、即回縮和皮膚組織學的研究,得到:快速擴張和常規擴張後獲取的皮瓣,面北京工業大學工學博士學位論文一積增加差別不大;擴張皮膚的面積增加和張力下降與維持期的長有關;而與擴張期的長關系不大,說明在皮膚擴張術中可以縮注水,但是維持不能縮;擴張皮膚去除包膜后的即回縮率下降,與未去除包膜的比較有明顯差異;快速擴張皮膚的膠原含量變化與常規擴張的基本一致,擴張皮膚的組織學變化與維持期的關系較為密切,與擴張方式關系不大;快速擴張和常規擴張比,快速擴張沒有明顯的破壞作用;擴張結束后,維持一段,能有效的提高擴張面積且能有效地減少回縮。
  13. Red revert time is the minimum amount of time a phase or overlap must display a red indication following a yellow indication before displaying another green indication

    好象是「一個位或重疊內黃燈信號后顯示另一個綠燈信號前必須顯示紅燈信號的。 」
  14. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論: 1 )樁的互作用因子隨頻率呈周期性變化,在振動頻率比較低的情況下,樁的橫向互作用因子也較低,當頻率趨近於零互作用因子也趨近於零; 2 )樁的互作用因子的幅值隨瑞利波入射角度的變化而變化,在= 0情況下幅值大,且隨入射角度的增加,波動的周期明顯縮; 3 )樁的互作用因子的幅值隨著樁與樁距的增加而減小,至s d = 15,樁的互作用因子基本趨近於0 ; 4 )在頻率比較低互作用因子幅值隨樁土對剛度比的增加而顯著增加; 5 )樁頂固接可以有效地降低群樁的橫向地震響應幅值,由瑞利波產生的群樁效應可以忽略不計; 6 )群樁中不同樁位的樁的橫向地震響應是不同的,每根樁所在的樁位對其橫向地震響應有很大的影響;刀樁數的增加並不能減小樁的橫向動力響應。
  15. In the paper, the engendering and development, business flow and function of logistics distribution are analyzed, that logistics distribution is important link and assurance of realizing e - commerce are analyzed, the problems existed in e - commerce logistics distribution in china is put forward by the actuality of e - commerce logistics distribution in china, and the above study establish the basement of later study. logistics distribution ' s demand to e - commerce, the feature of e - commerce logistics distribution, the way of reducing cost of e - commerce logistics distribution, actuality of the mode of e - commerce logistics distribution in china are analyzed, and the mode of e - commerce logistics distribution in china is put forward ; by selectively studying the theory and method of logistics distribution and studying the principle and method of dividing the group of places, the model logistics distribution allowing visiting repeated of multiple places is established, the model is used to solve rational distribution sequence to reach lest cost to allowing visiting repeatedly, and an actual example is taken. the model logistics distribution in emergency has been established on the base of studying the necessity of logistics distribution in emergency in logistics distribution center

    本文分析了物流配送的產生和發展、物流配送的業務流程和功能及物流配送是實現電子商務的重要環節和保證,並結合我國電子商務物流配送現狀,指出了我國電子商務物流配送存在的問題,為進一步研究奠定了基礎;分析了電子商務對物流配送的要求、電子商務物流配送的特徵和降低物流配送成本的途徑,並結合我國電子商務物流配送模式實際,提出了我國電子商務物流配送模式構想;通過對電子商務物流配送理論方法選擇研究,在站點群的劃分原則和方法的基礎上,建立了多站點可以重復訪問的物流配送模型,運用該模型,可以求解合理的配送次序,使可以重復訪問配送費用少,並列舉了實例;通過研究緊急情況下物流配送的必要性,建立了緊急情況下的物流配送模型,運用該模型,可以解決配送中心在缺貨的情況下,選擇合理的供貨點及運輸方式的問題,使供貨、供貨費用少,並列舉了實例、編制了應的軟體。
  16. The number of the hidden layers of mul - tilayer perceptrons ( mlps ) is analyzed, and three - layer perceptrons neural network is adopted ; by analyzing the mechanism of the neural cells in hidden layer, a method for combining genetic algorithm and bp algorithm to optimize the design of the neural networks is presented, and it solves the defects of getting into infinitesimal locally and low convergence efficiently, it can also solve the problem that it can usually obtain nearly global optimization solution within shorter time through using genetic algorithm method lonely ; several examples validate that this algorithm can simplify the neural networks effectively, and it makes the neural networks solve the practical problem of fault diagnosis more effectively

    對多層感知器隱層數進行了分析,確定採用三層感知器神經網路;通過對隱層神經元作用機理的分析,引入了遺傳演算法與bp演算法結合以優化設計神經網路的方法,有效地解決了bp演算法收斂速度慢和易陷入局部極小的弱點,還可以解決單獨利用遺傳演算法往往只能在內尋找到接近全局優的近優解的問題;通過實例驗證了這種演算法能夠有效地簡化神經網路,使神經網路更加有效地解決實際的故障診斷問題。
  17. We had to print the materials as soon as possible for distribution, and it usually required a minimum of one whole week

    在分送這些關材料之前,必須在內將之付梓,通常至少需要一星期的
  18. The first part of the paper is designing the testing project for grounding resistance and insulation resistance in a new way. using 16bits ad converter with programmable control amplifier replaced the way which used changing resistance to change measure range. lt is not only improved testing precision and develop the system expediently, but also reduced the area of the circuit boardwith the new way. in order to make the electric implement safety testing system have upstanding expansibility, the software and hardware of the system adopted the modularization design. adopted mcu atmegal28 as a master mcu which control mmi, realtime clock and communication with slaver mcu. atemga8 as the slaver mcu to realize testing function. so it is easy to add or reduce the testing project. the testing implement system has been developed successfully, and the comments for the system is that it has high precision, high expansibility and easy maintain. but considering the electric implement system should have intelligence and humanity abi lity. so this paper bring forward a scheme of electric equipment safety testing embedded system with speech control. after introduce the basic theory of speech recognition, the paper expatiate the characters of this system. the system is a noise conditon, not special people, small glossary, insulation word system. with these characters design the speech recognition as fellow. utilizing cross zero ratio and short energy to ensure jumping - off point and end point ; adopting mfcc as the character parameters of speech recognition ; the character parameters than be recognized by dtw. in order to ensure the credibility of this project, first realized by matlab in computer

    在介紹了語音識別的基本原理后,闡述了本系統的特點:本系統是一個噪聲環境下非特定人、小詞匯量、孤立詞的語音識別系統。根據本系統的這些特點設計了如下語音識別方案:利用過零率和能量結合的方式確定語音端點;採用mel頻率倒譜系數( mfcc )作為語音識別的特徵參數;得到的特徵參數後通過動態規整( dtw )的模式識別方法進行識別。為了確保本系統實現方案的可靠性,首先通過計算機利用matlab軟體來模擬,在演算法模擬實現后又進一步增加環境的復雜性:加上較大的環境噪聲、突發性的噪聲等,再通過修改參數、修改參考模板、兩級識別等各種提高語音識別精度的方法來提廣東工業大學工學碩士學位論文高識別率。
  19. In this paper , an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly , the inherent relationship among average discovering time , radar resources consumption , search frame period and target distribution density is studied. secondly , parameters for the region search are optimized to achieve the optimal search performance inside regions. then , the optimal search frame period for each region is derived to minimize the average discovering time of targets , where the constraint of radar time resource and the importance of each region are taken into account. finally , the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint , the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus , optimal search is adaptively implemented in the whole surveillance area

    本文提出一種分區搜索演算法,實現了控陣雷達的自適應優搜索.首先,研究了各區域平均發現一個目標消耗的雷達資源和目標被發現的平均同搜索幀周期以及目標強度的關系;然後,研究了在各區域採用兩步搜索演算法的優參數設計,實現了局部區域的優搜索;其次,在雷達資源有限和區域重要性加權的約束條件下,導出了使目標被發現的平均小的區域優幀周期;後,討論了分區搜索演算法的自適應性.只要採用各區域的優參數,按優幀周期調度雷達波束,就可以自適應地實現使目標被發現的平均的波束的優分佈和掃描順序,即自適應優搜索
  20. Minimum heating time is over 50 % less than that of traditional vacuum drying oven

    加熱,與傳統真空乾燥箱比加熱減少50 %以上。
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