短傳精度 的英文怎麼說

中文拼音 [duǎnzhuànjīng]
短傳精度 英文
short pass acc
  • : 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...
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  1. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行基線定向的數學模型,分析了載波相位干涉測量的適用條件;採用統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的進行了詳細分析,數學模擬結果表明在高緯地區線性化解析法由於俯仰角誤差分析略有下降而不太適合;在分析定向確定性影響因素的基礎上,提出了雙星定向衰減因子odop的概念,揭示了雙星定向誤差特殊表現的內部機理,對實際工程應用具有重要的指導意義。
  2. The experimental results show that if such technology parameters as the baking speed, wall thickness, and sl pattern thickness are suitable, or the size of sl pattern in one direction gets very small, shell can be prevented from cracking during baking process

    研究結果表明:採用樹脂制備方法,不僅可以簡化統製作蠟模的工藝步驟,而且大大縮了製作周期;樹脂模型、粗糙對復雜鑄件的遞特性,己成為該方法被廣泛應用的一個重要的前提條件。
  3. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,河道平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮了設計周期,且較高,設計的洪水流量一般低於統方法,從而可減小橋涵跨徑,節省投資。
  4. Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -

    快速成型技術改變了統的產品開發模式,可以為設計者提供產品樣件,縮設計周期,加快新產品的開發進,為決策者提供直觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至直接製造小批量鑄件,介紹了熔積成型技術在石膏型密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結合,開創了快速製造金屬零件的新階段,對用高新技術改造統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電弧噴鍍技術結合起來快速製造金屬模具問題,以及快速成型技術與密鑄造技術相結合的模具製造工藝,基於快速成型製造的快速模具技術,集成了快速成型製造高新技術和統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。
  5. Short passing is quite delicate, and sometimes doesn ' t work too well with quick tempo

    相對來說比較確,但如果比賽節奏過快的話,是會下降的。
  6. The artificial neural net ( ann ) way is universal regard as one of the most effective ways of stlf. in this paper, some research is developed for stlf using ann ways in several parts : the first part is about the arithmetic of ann based on bp model, namely the advanced of traditional bp arithmetic, one alterable step and scale bp arithmetic based on comparability of model and probability of accepting bp arithmetic is used to enhances a lot the convergence rate of learning process of bp network, but also avoid the stagnation problem to some extent. it indicates that the ann ' s efficiency and precision by the way can be ameliorated by the simulation of real data

    神經網路方法在期預測中已經被公認為較有效的方法,本文針對神經網路用於電力系統期負荷預測的幾個方面展開研究工作:第一部分研究一般用於負荷預測的神經網路bp模型的演算法,即對統的bp演算法的改進,將一種基於模式逼近和接受概率的變步長快速bp演算法應用到期負荷預測,模擬結果表明該方法有效的改善了bp演算法收斂速慢以及容易陷入局部最小點的缺點,從而提高了神經網路用於負荷預測的效率和
  7. Based on the discussions of the conventional and recent methods of short term load forecasting such as time series, multiple regression approaches and artificial intelligence technologies, this paper presents a hybrid short term forecasting model which combines the artificial neural network ( ann ) and genetic algorithm ( ga ). in order to improve the convergence speed and precision of the back - propagation ( bp ), a new improved algorithm - the adapted learning algorithm based on quasi - newton method is given

    本文首先分析比較了電力系統期負荷預測的統方法時間序列法和回歸方法以及最近的專家系統和神經網路技術的優點和不足,然後針對人工神經網路bp演算法的不足對其進行了改進,採用了基於擬牛頓的自適應演算法,它提高了網路學習效率,具有較快的收斂速和較高的。接著提出了改進的遺演算法來改善神經網路的局部收斂性。
  8. Facing to manufacturing system, this paper analyzed its characters and evolvement of production management modes, demonstrated that lean production and human - based theory were practical ways to reform our manufacturing systems fit for the reality. a division method was raised to separate the job - scheduling problem into shop and station types, and emphasis was pressed on the study of partheno - genetic algorithm ( pga ), a revised genetic algorithm, to calculate this problem. a new kind of gene joint - move algorithm was also raised

    針對製造系統,分析其生產管理模式的特點和變遷,論證了益生產和以人為本的思想是適合現階段我國實際的製造系統管理模式改造途徑,對其中的主要具體問題?作業計劃調提出shop (車間)和station (工作站)型兩分法,求解上重點研究了遺演算法的改進型式?單染色體遺演算法( pga )的基本理論,提出一種基因聯合移位運算元,證明了演算法的有效性與優越性,研究了如何將pga應用於製造系統作業調這一復雜的組合優化問題,針對生產中總時間最和jit兩種生產性能指標,給出了具體的解決方案及運算過程。
  9. In this method, ga is used to optimize connection weights of forward - back neural network until the learning error has tended to stability, then we use sp algorithm with optimized weights to finish short - term load forecasting process

    我們用遺演算法來訓練網路參數,直到誤差趨於一穩定值,然後用優化的權值進行bp演算法,實現期負荷預測,模擬實驗結果表明該方法加快網路學習速,並能提高負荷預測
  10. Local wars involving high - technology reflect the fundamental characteristics of the information era. electro - optic technology plays an important role in high - tech local wars, high - resolution information acquisition, huge - volume information transmission, super - high - density information storing, very fast information processing and lightweight flat panel displays not only be - nefit command and control, shorten the action period, but may also be applied to control weapon, improve target accutracy and promote intelligent weapons. with the wide use of electro - optic techno - logy in the battlefield, the role of electro - optic countermeasure has become more and more important

    高技術條件下的局部戰爭反映了信息化時代的基本特點.光電子技術在高技術局部戰爭中扮演著十分重要的角色,包括高解析的信息獲取、特大容量的信息輸、超高密的信息存儲、特快速的信息處理、輕小省電的平板顯示,不僅使指揮控制更加靈活準確,作戰周期大大縮,而且也直接用於武器控制,提高武器的打擊和促進武器的智能化、無人化.由於光電子技術在戰場的廣泛使用,光電對抗在戰爭中的作用日益增強
  11. Only if you have players with decent decisions, anticipation and passing attributes is it really safe enough to use a quick tempo short passing game

    只有在你的球員決斷力、判斷和球屬性比較好時,即使比賽節奏較快,也會比較高。
  12. The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached

    該系統可以兼容多種不同型號的數據採集設備,實現了振動信號的採集、數據文件的存儲、波形的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、遞函數分析、解調分析以及時頻分析中的時傅立葉變換等。經試驗驗證表明,系統運行穩定可靠,各項功能工作正常,數據分析結果準確、運算速快、高,達到了預期設計目的。
  13. The load forecasting software is developed. the software provided with a friend man - machine interface and is excellent at calculating precision and administering of data, inquiring, analysis functions and so on. simultaneously realizing the remote data transmission

    開發了期負荷預測軟體系統,該軟體系統除具有較高的預測外,還具有用戶界面友好、方便快捷的數據管理、查詢、分析等功能,同時實現了遠程的網路數據輸。
  14. This would allow members of the public to offer assistance to those in need, shorten the time required to find their caregivers and most importantly minimize the psychological trauma that getting lost has on sufferers

    我們建議透過宣教育,提升社區的警惕性及互助神,使長者在走失時能得到適當的援助,縮尋回長者的時間,以減低長者的受驚程
  15. Based on the general and flexibility of the system, it completes the measure of open circuit voltage and short circuit automatically, and data transfer. it can save time and manpower, increases the productivity and improves the working condition

    基於系統的通用性和靈活性,該系統可確可靠地自動完成電池開路電壓、瞬間路電流的測試,數據輸,節約了相當的時間和人力,不僅提高了勞動生產率,而且大大地降低了工作人員的勞動強
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