時間因數 的英文怎麼說

中文拼音 [shíjiānyīnshǔ]
時間因數 英文
time factor
  • 時 : 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...
  • 間 : 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...
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 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. Steamed millets with water content of 45 % ( broomcorn ) and 42 % ( foxtail ) were inoculated with liquid culture of p. delphacis ( containing mycelial mass of ~ 25 mg / ml ) at a ratio of 20 % ( v / w ) and then incubated at 25 ? and l : d 12 : 12

    將菌絲生物量約為25mg / ml的菌絲液按20的比例（ v / w ）接入經高溫濕熱滅菌並適度熟化、含水量分別為45和42的黍米及粟米中，在25和12l ： 12d條件下直接培養，所獲3 17d黍米和粟米培養物的產孢潛能和有效產孢時間因培養天數不同而異。
  2. A highly efficient numerical algorithm by using multi - grid method ( mgm ) is introduced to solve the three dimensional field distribution in the present paper. formulae of the restriction and prolongation in mgm computation is deduced, and a 3d program of mgm is accomplished, which can solve the field distributions in electron optical systems for various electrostatic lenses. the 3d field distribution in an electrostatic concentric spherical model is tested with mgm algorithm and an algorithm based on finite difference method ( fdm ) respectively. comparing these two results in view of computational efficiency and computational accuracy, it appears that mgm is superior to fdm in solving electrostatic field distribution for the electron optics problem. this paper shows that the 3d field computation using mgm greatly improves the computational efficiency of field distributions in electron optical systems and shortens the computational time

    本文將一種高效率的數值計算方法? ?多重網格法引入三維靜電場分佈的計算，多重網格法利用限制和延拓可迅速求得滿足精度要求的場分佈.研究了求解各種靜電透鏡電子光學系統三維場分佈的多重網格法程序，驗算了靜電同心球模型的三維場分佈.通過與目前在場計算中常用的有限差分法進行比較，可以看出多重網格法的計算效率和計算精度優于有限差分法.本文表明利用多重網格法計算三維場大大提高了場分佈的計算效率，縮短了計算時間，因此為后續計算打下了良好的基礎
  3. However, such exploratory methods alone do not provide the opportunity to engage in statistical inference and to provide results with biological sense, especially they are not fit to analyze the dynamic gene expression data which are highly correlated between time scries

    但是僅用這些方法不能對分析結果進行統計推斷，難以得到具有生物學意義的結論，尤其是不適合分析前後時間點數據高度相關的動態基因表達數據。
  4. The current, however, decays rapidly since the circuit has a small time constant.

    但是，因為電路具有很小的時間常數，所以這電流又迅速減小。
  5. The mathematics model of newsboy problem with time - based parameter is given, and through analyzing model and numerical instance, it shows, with contrast of traditional newsboy problem that time factor is not taken into account, the former can increase the income of the dealer

    建立了正態分佈下時變參數的報童問題的數學模型，通過模型的求解和數值分析，結果顯示，與傳統的不考慮時間因素的報童模型相比，前者能夠增加零售商的收益。
  6. It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly

    本課題研製一套電器試驗參數高速採集系統，能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號，並根據這些電信號的數值利用計算機進行在線計算，並給出用戶需要的各種電參數值和用戶需要的波形圖，通過計算得到的電器參數有功率因數、焦耳積分、有效值、最大最小值、時間常數等。
  7. According to an informal poll, most people hope the working hours will be reduced, because they ' ve realized that there is a lot more to life than a job

    從一項非正式的民意調查來看，大多數人希望縮短工作時間，因為他們意識到除了工作外，生活中還有許多別的東西。
  8. According to an informal survey on public opinion, most of the people wish to have their working hours reduced, for they are aware that work is not the only thing in their life

    從一項非正式的民意調查來看，大多數人希望縮短工作時間，因為他們意識到除了工作，生活中還有許多別的東西。
  9. Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume

    推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組，並同時考慮時間因素和空間變位對波面勢函數的影響，在預設的計算精度下，通過時步內的循環迭代逐一確定每個時步上的波面運動位置，從而建立了一種可適于求解強非線性波浪變形計算的數值模式。
  10. At present, most of the students did n ' t agree with the implementation. the following were the main affecting factors : formal curriculum, assessment system, teachers " literacy, time, the culture of the school research, the limit from the population in class, social and family environment

    導致這種現狀的主要因素是多方面的，主要有：課程本身；教師素質；時間因素；評價制度；學校的研究文化與交流文化；班級人數的限制；社會環境與家庭環境等。
  11. The demonstration shows that clustering algorithm is good for selecting handful stocks from the whole market and appropriate time factor can improve tracking result significantly

    實證研究結果發現，聚類演算法能從市場上的大量股票中選擇符合條件的股票作為模擬市場指數的證券投資群體，而時間因子則能有效提高對標的指數的跟蹤效果。
  12. The most important provable innovation of this thesis lies in the introduction of time factor. comparing the impact on index proxy portfolio by different time factor, the result comes that time factor in exponential form can describe the actual market best

    本文最重要的創新在於把時間因子引入了聚類演算法，來比較不同時間因子對構造指數代理證券組合的影響，結果發現指數形式的時間因子能較好地刻畫真實市場情況。
  13. On the basis of research on market efficiency, index funding, clustering algorithm and time factor, 295 stocks in shenzhen stock market are selected as the research objects. clustering algorithm with time factor is applied to choose portfolio population, and then single index model is used to calculate the weight of every individual stock in order to construct an index proxy portfolio to track shenzhen composite index

    本文在對市場有效性、指數化投資、聚類演算法和時間因子等有關理論進行分析研究的基礎上，以在深圳證券交易所上市的295隻股票為研究對象，使用加入時間因子的聚類演算法選擇證券投資群體，再利用單指數法構造市場指數代理證券組合，以此來逼近深圳綜合指數。
  14. Then based on these theories, the paper puts forward the improved means to define the main parameters in clv model, that is, customer value parameter, dynamic customer retention rate and customer lifecycle time factor. and then an expanded clv model is presented. afterwards, several instances correlated with parameters of clv model are showed

    然後在此理論基礎上對現有的客戶生命周期價值定量計算方法進行完善和改進，從客戶利潤參數、動態客戶保持率和客戶生命周期時間因子三個主要方面進行研究，並提出擴展后更完整的客戶生命周期價值模型，使其更具可操作性。
  15. In those experiments wave shapers have been utilized to modify the incident wave so that the condition of constant strain rate is satisfied more sufficiently. the effect of outer factors on the stress equilibrium of early stage in the specimen was analyzed, and the methods to improve the uniformity of stress in specimen at early stage were given. the elastic wave velocity of specimens can be determined by the wave shape fitting of the predicted transmitted wave with the measured transmitted wave at the early stage, furthermore, the shifting - time in shpb data processing can be determined

    在shpb實驗中採用波形整形技術使入射波的上升沿變寬；分析了影響shpb實驗中試件早期應力平衡的外部因素，給出了改善早期應力均勻性的方法；採用透射波的早期預估波形與實測波形作對比的方法確定了shpb實驗數據處理中的延遲時間；因而在實驗中得到了比較準確的應力應變曲線。
  16. Because the users are not changing data, concurrency and atomicity issues are not a concern ; the data is changed only by periodic, bulk updates made during off - hour, low - traffic times in the database

    因為用戶並不更改數據，所以不存在並發性和原子性問題；又因為數據只定期更改，所以可以在非工作時間和低流量時間對數據庫進行大容量更新。
  17. By comparing the data collection and processing system based on tms320c30 and the system based on conventional cpu, the author find the running time of the former is much shorter than the latter. so the system can satisfy real time better than the old one

    通過對基於tms320c30的數據採集及處理系統和基於傳統的cpu的數據採集及處理系統進行比較，發現前者的系統運行時間要遠遠少於後者的運行時間，因此本套數據檢測和處理系統能夠滿足實時性的要求。
  18. Finally, by using the regress parameter, this paper analyses how the personal social economic factor, time factor and transportation mode attribute affect the travel choice behavior of passengers when a dedicated passenger railway line is inducted in intercity passenger passage

    根據回歸得到的參數，分析了當城際之間的客運通道引入客運專線時，旅客的個人社會經濟因素、時間因素、運輸方式等屬性對旅客出行選擇行為的影響。
  19. Assessing risk is often a time consuming process, as it not possible in most instances to test for toxicity directly on human subjects and thus multiple indirect tests must be conducted for scientists to understand at what concentration level the contaminant may become a health risk

    這個過程可能要花費很長的時間，因為大多數情況下都不可能以人體作為實驗對象進行毒性評估，而科學家必須通過多種間接的試驗才能弄清楚有害物質達到什麼樣的濃度才會對健康造成危害。
  20. Also, querying and performing other select operations, such as sorts or joins on large records that contain row - overflow data slows processing time, because these records are processed synchronously instead of asynchronously

    此外，執行查詢和其他選擇操作（例如，對包含行溢出數據的大型記錄進行排序或合併）將延長處理時間，因為這些記錄將同步處理，而不是異步處理。
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