結點平差 的英文怎麼說
中文拼音 [jiēdiǎnpíngchā]
結點平差
英文
adjustment by method of junction point-
And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results
接著，對自適應調制系統中的通道估計問題難點，詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似然（ ml ）估計和最大后驗概率（ map ）估計演算法，針對平衰落通道，我們模擬了map估計和ml估計的方差與導頻符號長度的關系，模擬結果表明，錯誤方差受多譜勒頻率的變化影響最大，並且對實際的自適應調制系統，導頻符號長度的取值超過20個符號長度時， map通道估計明顯優于ml通道估計。In this text, i give priority to analyses the oral relation revolutionization experience, taste and memory of the northeast plant female, review the content and point of the female memorial, and the female survival condition and mental state impacts from china women liberation in the 20th century 1950s 。 at that date, female body and mind suffered from most tribulation of their life, but we find that the tribulation is covered with unprecedented liberation sense at interview 。 the reason is that china tradition confucianism enthralls female thoughts, and after new china come into, communist party ensure female sovereign status in legally past unit system form 。 such emancipation of woman is based on marxism proletariat revolution theory, and is impacted by the semi - feudal and semi - colony historical of china new modern times, and is ministrant with people class liberation and social practice
本文以東北s廠女性口述的家屬革命化經歷、感受和記憶為主要分析對象，討論了女性記憶的內容和特點以及20世紀50年代家屬革命化對女性生存狀態與精神狀態的影響。通過將這個時期中國女性放在中國革命和社會劇烈變革的歷史進程中加以認真分析和考量，從而得出結論:單位制實施的全員就業制度使婦女在一定程度上獲得了解放，但是在那個激進的時代，由於男女性別差異被忽視，結果導致了家屬革命化女性在就業過程中違反了「解放」的初衷涵義，受到了種種的不平等和苦難。The results reveal that calculation errors can be reduced with the linear expending nodes, which can be found out by anti - inference method, decided on the limiting equilibration surface based on the advance losm method
結果顯示，用改進一次二階矩法將線性展開點（可用反演算法求得）選在極限平衡狀態面上，可減小計算誤差。The result shows that all these system are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ) on the basis of experimental research, through the improved one - parameter margules equation by introducing a new variable temperature, the improved equation was designed to compute solid - liquid equilibrium
測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定。在實驗研究的基礎上，通過改進單參數margules方程並引入新的變量溫度，達到了將此方程用於固液平衡計算的目的。This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically
本文初選出部分有機相變貯能材料，採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇體系共11組體系的二元固液相平衡關系，繪制了這11組體系的t - x相圖，測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定；並對18烷-羧酸系列進行了熱力學理論預測。The project - learning curriculum must lay different particular emphasis on different learning - stage. it is because that the students of different ages have great difference in intellectual structure, body and mind character, lifer exprience., knowledge - level.,
由於小學、初中、高中不同年齡段的學生在知識結構、身心特點、生活閱歷、認識水平和理解能力等方面存在著極大的差異，這就決定了研究性學習在不同的學段應有不同的側重。A experienced equation which is summarized by many experiments is used to determine the number of mesosphere nerve cell and a sort of new square - sum function of errors is adopted. its characteristic is that weight errors of possible exceptional point is less. accordingly, the effect of errors of possible exceptional point is reduced, which make actual function relation simulation easier
本系統針對bp演算法的局限性，給出了一種優化的bp演算法，採用經過大量實驗總結出的經驗公式來確定隱層神經元的個數，並選取了一種新的誤差平方和函數，該函數的特點是對一些可能的異常點的誤差權值設計的較小，從而降低了異常值誤差帶來的影響，便於模擬出真實的函數關系。The model of influence upon the parallel between servo optic axis from the angle error of installation plans presented. whereby the theoretic analysis is carried out and the analyzing results are obtained. the method of obtaining the angle error through measuring the installation plans with three - coordinates measuring device and fitting the measurement data is put forward and pave a road for lessening the influence
對安裝面角誤差影響隨動光軸平行性的問題也建立了數學模型，以此為出發點進行理論分析，給出了分析結果；提出用三坐標測量機測量安裝面，通過擬合得到安裝面的角誤差；從而為減小這一誤差源對隨動光軸平行性的影響鋪平了道路。While transition phase of economic reform, the gap of the richness and poorness, the mental imbalance of social groups are the epoch characteristic of insurance industry, the literae spirit facing the vicissitudes of social structure, fierce competition come from foreign industry company etc, all these are production relationship ' s changes resulted from the changes of productivity. we must look for new solutions that matches these two aspects. of course, this is a imminence question that faces with a series of insurance company like ping ' an
我國保險業所處的歷史時代，在改革的過度階段，貧富差距有所擴大，社會群體間的心理平衡，原有的人文精神在面對社會結構的現代變遷與人性結構的現代轉換，保險業所具有的特殊行業特點、面臨國際實力強大的保險業同行的競爭等，這些都是基於新的生產力基礎上的生產關系的變化，這時需要從生產力和生產關系相互匹配的角度去分析該問題並提出解決途徑。It has its own basic features in its approach, that is, giving full consideration to the diversity of its members and acknowledging their divergence at the level and stage of development as well as the consequent differing interests and needs ; laying emphasis on flexibility, step - by - step progress and openness ; adhering to such principles as equality and mutual benefit, consensus, seeking common ground while putting aside differences as well as voluntarism ; and combining individual with collective actions
它的運行方式具有自己的基本觀點，這就是：充分尊重各成員的多樣性；承認成員之間發展水平和發展階段上的差異及其帶來的不同利益與需求；強調靈活性、漸進性和開放性；遵循平等互利、協商一致、求同存異、自主自願的原則；實行單邊行動與集體行動相結合。A new approximate adjustment method for arbitrary centralized polygon is developed, together with its corresponding programme. an example is given to illustrate its higher computation efficiency, compared with the traditional method. both results are identical
本文導出了中點多邊形近似平差的新演算法，並給出了適合任意中點多邊形平差的計算程序，計算結果和傳統方法一致，但避免了數據的重復輸入，提高了計算效率。In the second section of chapter 2, the fact that the essential interest rates of all nodes differ from each other is discussed, a non - homogeneous differential equation model of interest rate - amount of circulating fund is established, and it is proved that the sum of the weighted interest rates of each node in the financial network still remains a constant and that the difference of the instant interest rates between two nodes will finally approach the difference between their basic interest rates. in the third section of chapter 2, the differential equation model of interest rate - amount of circulating fund in an open system is studied, the laws of changes of interest rate are taken into account when fund is injected into or withdrawn from the node or when fund is injected into the network or withdrawn from the network, and the stability of equilibrium solution is proved based upon lyapunov stability theory. in the last, the equation model of interest rate - amount of circulating fund in the financial network with time delay is studied, and a necessary and sufficient condition for the existence of periodic solution is obtained to the interest rate - amount of circulating fund equation with delay
本文第二章首先建立了封閉系統的利率?流通量微分方程模型，證明了各結點利率加權和為常數即金融市場利率均衡原理，以及各結點利率極限為整個網路平均利率；其次在各結點基本利率不相同的情況下，建立了非齊次利率?流通量微分方程模型，證明了金融網路各結點利率加權和仍是一個常數，並證明了各結點兩兩之間的即時利率之差最終將穩定地趨于其基本利率差；此外，還研究了開放金融網路利率?流通量方程模型，考慮了結點自身追加資金和提走資金的情形以及網路外部注入資金和向外部轉移資金情形下的利率變化規律，用lyapunov穩定性理論證明了模型均衡解的穩定性；最後，還研究了具有時滯的金融網路利率?流通量方程模型，並給出了具有時滯金融網路的利率流通量方程具有周期解的充要條件。In addition, the paper designs a bottom database model, selects a multi - aim strategy combining files with known data, and establishes dual interaction data model that has explicit conceptual structure and directly aims to geographic objects, and provides backing up enquiry language ( g - sql ). simultaneously, after analyzing and studying methods available for the under pipelines, the paper constructs survey adjustment calculation model, and according to the model, checks the survey of under pipelines. the results indicate that the model is suitable to actual requirement because it greatly increase calculation speed, meeting calculation accuracy requirement
在此基礎上，對系統的底層數據模型進行設計，選擇了文件與成熟數據庫相結合的混合策略，併兼顧面向對象的數據庫（ oodb ）和可擴充數據庫（ edb ）的特點，建立了一個概念層次清晰、面向地理對象實體的雙層語義數據模型以及支持模型的查詢語言g - sql ，同時對地下管線的各種測試方法進行分析研究，建立了地下管線測量平差計算模型，並以此對所勘測的地下管線進行核算，計算結果表明，計算模型不僅大大提高了核算的速度，同時在計算精度上也符合核算的要求，是符合實際要求的關于測量平差計算的模型。Based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors, with which the network adjustment is carried out and the model parameters are determined simultaneously. and finally, the compensation of systematic errors is realized
航空重力測量測線網平差就是在分析、總結航空重力測量的主要誤差源基礎上，研究建立反映航空重力觀測系統誤差變化規律的誤差模型，根據交叉點不符值條件，平差求解各測線上重力觀測值系統誤差改正數，然後對各測線上所有重力觀測值進行改正（補償） 。It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast
通過對這四種小波的結構地震反應分析研究說明： littlewood ? paley小波不適合於用來作結構地震反應分析，因為在littlewood ? paley小波下的結構地震反應太小，不符合實際情況；用meyer小波作結構地震反應分析比較合適，和有限元法的結果比較接近；也可以用諧波小波來作結構地震反應分析，只是在諧波小波下的結果略為偏大；單邊指數小波下的結構地震反應分析比有限元法稍大一點，它通過小波變換大大簡化了結構地震反應分析。用小波變換方法來進行結構地震反應分析和以往方法不同的是：它不僅可以知道地震波的具體頻率段對結構反應的影響，而且同時考慮了地震波的幅值非平穩性以及頻率非平穩性；另外與以前方法得到的結果有差異的是，第二振型及以後的高一點的振型的反應沒有以前的方法衰減得快。This thesis analyzed various error resources in gps surveying and advanced appropriate correction measures ; it introduced theory and method that estimate parameter in reliability study, and then, deduced adjustment mathematic model of gps network ; based on analyzing characteristics of reliability study of gps network and outlier analysis, it carried profoundly out study on issue about reliability of gps network, deduced and summarized target of reliability of gps network, including redundant observation component of gps baseline vector and inside & outside reliability index, advanced a theory about reliability of gps network based on correlative analysis, and summarized methods that improve reliability of gps network ; it worked out a software of reliability analysis about gps observation, which made reliability analysis automatic and convenient
論文分析了gps測量中的各種誤差來源，提出了相應的改正措施；介紹了可靠性研究中參數估計的理論和方法，進而推導出gps網平差的數學模型；在分析了gps網可靠性研究和粗差分析特點的基礎上，對gps控制網可靠性問題進行了深入的研究，推導總結出了gps網可靠性指標，包括gps基線向量的多餘觀測分量、內部可靠性和外部可靠性指標，提出了基於相關分析的gps控制網可靠性理論，總結出了提高gps控制網可靠性的措施；編制出了gps觀測數據可靠性分析軟體，使可靠性分析自動方便。Consequently, the paper investigates the following aspects about the network adjustment theory and practice for airborne gravimetry, m oreover, some questions correlated with solving the adjustment problem are discussed in detail. 1. based on actualities of airborne gravimetry, two practical methods of searching crossovers are proposed, i
為此，本文從以下幾個方面對航空重力測量測線網平差的理論與方法及相關內容進行研究，並得出若干初步結論： 1 、結合航空重力測量的實際情況，提出了兩種實用的交叉點搜索方法，即跳躍搜索法和圖形輔助搜索法。Then applying the second development tool of autocad, visual lisp to scheme out the programs of plotting the network ' s systems drawing and the water isobar. consequently, the whole set design from the node outflow distributing to plotting the network ' s systems drawing and the water isobar is completed
然後應用autocad二次開發工具visuallisp編寫出繪制管網系統圖程序和繪制等水壓線圖程序，在autocad平臺上將平差或優化的結果快速成圖，從而完成從節點流量開始到管網優化直至繪出給水管網系統圖和等水壓線圖的一整套設計。And then his hat became three times heavier than usual. he was also sweating inside, and his clothes were thus soaked and heavier than normal. so then he thought, oh my god, being a prime minister is really, really terrible
結果他差點就熱死在那裡，那時他的帽子似乎變得比平常重三倍，再加上他汗流浹背，一身濕透的衣服比平常還要更重，這時他心想：上帝啊，當首相真是太可怕了！Chelsea went close to equalising in the final minutes, nana ofori and shaun cummings forcing fine saves from their goalkeeper
切爾西在臨近比賽結束時差點就把比分扳平，奧弗利和肖恩.卡明斯的力度用得很好，可惜被他們的守門員撲出。分享友人