預測近交 的英文怎麼說

中文拼音 [yùcèjìnjiāo]
預測近交 英文
predicting inbreeding
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
  1. According to the case that the macrocosmic system is nonlinear and lack of testing data, the improved forecasting methods are proposed such as fuzzy exponential smoothing forecasting, center approaching gray prediction and the local multiple regression fuzzy ( lmrf ) model based on takagi - sugeno fuzzy logical system. these improved methods are applied into the forecasting instances. the prediction accuracy of the stimulation result is testified and the improved forecasting methods are proved much better than conventional forecasting methods

    本文從宏觀角度和基於區域交通流小樣本數據的實際情況，提出了改進的模糊指數平滑預測和中心逼近式灰色預測方法，建立了基於takagi - sugeno模糊邏輯推理的局部多元回歸模型（ lmrf模型） ，並進行了實例預測模擬，實例模擬結果表明改進的預測方法比傳統的預測方法精度提高了好多倍。
  2. Then, harmonic analysis is done with the newest baytap - g tidal data analyzing software developed by ishiguro and professor tamura, who are working in japan and the eterna34 tidal data analyzing software developed by wenzel, who had worked in german. as a result, the recently observed tidal gravity parameters of jiufeng station are obtained. finally, the ocean loading correction of the observing tidal gravimetric parameters, the temporal synthesized tide, correction of the station air pressure and the polar motion on the gravity residual, the analysis of the final residual, and so on, are investigated

    Vauterin研製的tsoft潮汐數據預處理軟體，實施了觀測數據的預處理，為超導重力儀觀測數據的國際資料交換和數據分析準備了修正後數據；然後利用由日本ishiguro與tamura研製的最新的baytap - g和由德國的wenzel研製的eterna34潮汐分析軟體，對預處理后的重力潮汐觀測數據進行調和分析，獲得了九峰臺最近的觀測重力潮汐參數；最後討論了觀測潮汐參數的海潮改正、隨時間變化的重力合成潮的構制、大氣效應改正、極移重力改正以及最終重力殘差的分析。
  3. By reviewing the cases of environment impact value of urban rail transit in china in recent years, and based on the analysis and summary of environment impact value ( eiv ) results and practical effects, some problems in environment impact value ( eiv ) are discussed comprehensively, among which arc the choice of environment protection targets, the accuracy of source strength analogy, forecasting methods of noise and vibration and the principles of control measure

    摘要通過對近年來國內城市軌道交通環境影響評價實例的回顧，在對環境評價結果與實際效果進行分析和總結的基礎上，對環境影響評價中的若干問題進行綜合探討，包括環境保護目標的選擇、源強類比的準確性、噪聲與振動預測方法及採取控制措施的原則等。
  4. In this paper, subjects mainly focused are as follows : to meet with the requirement of forward business and the establishment of mid - long term generation planning of hydroelectric plant, the yearly runoff and the monthly runoff are studied in this paper, providing many kinds models that suited to min - long term runoff forecast, including the time series analysis, the nearest neighbor bootstrap regressive model, the grey topological model, recession curve model, threshold auto regression, mean generating function, and ann model etc. the forecast result proves that these models are useful

    本文從以下幾方面進行了較為深入的研究： （ 1 ）為了滿足水電廠的期貨交易及編制水電站中長期發電計劃的需要，本文對年、月徑流預測進行了研究，提出了徑流中長期預測模型，包括：時間序列模型、最近鄰抽樣回歸模型、灰色拓撲預測、退水曲線模型、門限自回歸模型、均生函數模型及神經網路模型等，從預測成果來看，效果較好。
  5. Vector modulators have been used in this paper to vary the phase and amplitude of signals in the in - band spurious cancellation loop of feed - forward power amplifiers ( ffpa ). in the two - tone test, 3. 5ghz ffpa developed in this paper shows more than 35db improvement in the third - order inter - modulation ( im3 ), offers approximately - 60dbc im3 output, achieves the expected goal, and meets the communication requirement

    本文研製的3 . 5ghz前饋放大器採用了矢量調制器來實現前饋環路的幅度和相位調節，在雙音測試結果中，三階交調im3的改善超過了35db ，前饋系統輸出im3抑制近- 60dbc ，達到了預期指標，滿足了通信需要。
  6. The two sides exchanged technology and experience on rainstorm nowcasting ( that is, forecasts up to a few hours ahead ). the two sides also discussed cooperation plans on the development of a rainstorm nowcasting system covering the whole pearl river delta by integrating the computer software developed by the hong kong observatory with the automatic weather station network jointly developed by guangdong, hong kong and macao

    雙方就暴雨臨近預報（即未來數小時預報）交流技術和經驗，並商討合作項目，結合香港天文臺開發的電腦程式及粵港澳三方共同建立的自動氣象站網路，發展一個覆蓋整個珠江三角洲的暴雨預報系統，共同提升監測及預報暴雨的能力。
  7. Based on the theory of rain - induced rain - induced cross - polarization discrimination ( xpd ), the two - order small argument approximation for rain - induced xpd is developed, and a new model for predicting rain - induced xpd is proposed based on this approximation. the comparisons of this new model with other models and experiments data show that some improvement has been obtained with this model, especially for different polarizations

    基於雨致交叉極化理論，提出了雨致交叉極化的二階小變量近似方法以及新的雨致交叉極化預測模式，與其它模式和實驗數據比較表明，該模式更能反映波的極化特徵，較其它模式有一定的改進。
  8. Discussing something about the future tendency of the mechanical desi - gn

    我國近期道路交通事故發展趨勢分析與預測
  9. Car tracing cauda is a bad traffic safety accident in speedway. more and more people pay attention to it. in recent years people try to solve car elude tracing cauda in theories and technologies. and building tracing cauda model is the fundation for studing car tracing cauda. after analyzing causation of car tracing cauda, and with the neural network theory, this paper gives backpropagation neural network model for solving it, and disccuses a technic scheme for car tracing cauda prediction system, simulation shows the bp neural network model is acceptable

    高速公路汽車追尾是一種嚴重的交通安全事故，引起了交通科技界的廣泛重視.近幾年來，人們試圖從理論與技術上解決高速公路汽車追尾問題，其中建立追尾的數學模型是研究追尾現象的基礎.文中在分析了汽車追尾的原因后，基於神經網路理論，建立了追尾的bp網路模型，並討論了追尾預測系統的技術實現方案
  10. The deep foundation excavatfon takes many methods of enclosure in city construction, today there are some immature experiences and lots of teaches on the prediction, prevetion and the control of environmental detrimental effects ( mainly uneven soil set outside foundation pit and effect on cityscape traffic, etc

    城市建設中的深基坑開挖採用多種圍護形式，施工產生的環境病害（主要是坑外附近地表土層不均勻沉降及工程施工對道路交通的干擾）預測及防治已有一些經驗，但教訓也不少。
  11. This paper improves the common - used way of prediction to synchronize the measurements, and then realizes the passive location with the use of the near location that comes from the point of intersection of the perpendicular of the two radials and the radial the target locates

    本文對常用的濾波預測方法進行改進，使之適合於方位數據的時間對齊，然後利用目標所在射線與兩異面射線的公垂線的交點作為目標位置的近似，來達到無源定位的目標。
  12. The predicted overall noise level from the new road together with other traffic noise in the vicinity must be above

    新建道路加上附近其他道路的交通噪音的預測整體噪音聲級，必須達
  13. The tactical missile seeker handover accuracy from midcourse to terminal guidance is researched. the small perturbation method is proposed to analyse error sensitivity of the seeker presetting parameters from error sources. firstly, the terminal guidance seeker presetting parameters are computed, based on the equations of a surface - to - air missile movement and a target movement. then the seeker presetting unaccuracy due to the command guidance radar measurement errors is also computed. it can be seen that the seeker presetting errors increase rapidly when the missile is close to the target, which leads to an important conclusion that the late seeker handover from midcourse to teminal guidance should be avoided

    研究復合制導的戰術導彈中末制導交班的導引頭預定精度問題.提出用小擾動法分析導引頭預定參數對誤差源的誤差敏感性關系.以中遠程防空導彈為例，結合導彈運動方程組和目標運動模型，計算了中末制導交班的導引頭預定參數，並計算了在制導站雷達測量誤差下的末制導導引頭預定參數的計算精度.可知，導引頭定位參數的計算誤差隨著彈目距離的接近而顯著增大，得到中末制導交班不能太晚的重要結論
  14. Abstract : the tactical missile seeker handover accuracy from midcourse to terminal guidance is researched. the small perturbation method is proposed to analyse error sensitivity of the seeker presetting parameters from error sources. firstly, the terminal guidance seeker presetting parameters are computed, based on the equations of a surface - to - air missile movement and a target movement. then the seeker presetting unaccuracy due to the command guidance radar measurement errors is also computed. it can be seen that the seeker presetting errors increase rapidly when the missile is close to the target, which leads to an important conclusion that the late seeker handover from midcourse to teminal guidance should be avoided

    文摘:研究復合制導的戰術導彈中末制導交班的導引頭預定精度問題.提出用小擾動法分析導引頭預定參數對誤差源的誤差敏感性關系.以中遠程防空導彈為例，結合導彈運動方程組和目標運動模型，計算了中末制導交班的導引頭預定參數，並計算了在制導站雷達測量誤差下的末制導導引頭預定參數的計算精度.可知，導引頭定位參數的計算誤差隨著彈目距離的接近而顯著增大，得到中末制導交班不能太晚的重要結論
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