模擬中繼 的英文怎麼說
中文拼音 [mónǐzhōngjì]
模擬中繼
英文
analog junction-
Abstract : there are only two set values ( 30, 45 ) for interior angle of the stimulated directional power relay as the protection in phase to phase short circuit fault. an accurate setting formula for interior angle of the microprocessor - based directional power relay as the protection in phase to phase short - circuit fault is proposed and analyzed, users can set as a calculation value or at least an optimum in the formula. therefore the operation sensitivity and reliability of the directional relay would be improved greatly. the opinion is new and practical
文摘:保護相間短路的模擬式功率方向繼電器內角的整定值只有兩個（ 30 、 45 ） ，用戶只能在這兩個值中選其一；分析並提出了保護相間短路的微機型功率方向繼電器內角的準確整定計算公式，用戶可以整定為該公式的計算值或至少為最合理的值，從而能顯著提高方向繼電器的動作靈敏度及可靠性，具有新見解及應用價值。Finally, with the optimized chaos sequences, the results of software simulation on vhf - rc indicates that ds - ss outbalances the bpsk system without spread spectrum due to ber and the ds - ss with kent sequence is better than the one with golden sequence in some extend
最後本文對數字混沌序列進行了優選，在超短波中繼通道模型上的模擬結果表明混沌直擴通信相比于非擴頻的bpsk通信在誤碼率方面明顯較低；相對于線性擴頻碼（ gold序列） ，同樣誤碼率較低。A multiloop antenna pointing controller has been designed while three feedforward schemes are used in this control design. the simulation results show that the antenna pointing control system can improve the precision of the attitude angle and the attitude angle rate, and the antenna can slew to the neighborhood of tdrs fast, search and then track tdrs
在設計好的天線跟蹤指向控制系統基礎上，採用前饋+反饋的復合控制策略設計了復合控制器，模擬結果表明設計的天線指向控制系統能夠較好的提高星體的姿態穩定度和控制精度，天線能夠快速回掃至中繼衛星附近並進行跟蹤，天線指向精度滿足設計要求，表明了所設計的天線指向控制系統的合理性和有效性。The results indicate that ( 1 ) faults are predominant pathways for oil and gas migration in the dina 2 struc - ture ; ( 2 ) the pressure released zones are available for oil and gas migration ; ( 3 ) capillary and buoyancy play an important role in sandstone with similar permeability ; ( 4 ) hydrocarbon migrates always along the predominant pathways, such as faults and associated sandstone in both sides ; ( 5 ) pathways of oil and gas migration have the nature of succession, such as oil driving water and following gas driving oil
通過模擬實驗，揭示： （ 1 ）斷層是迪那2構造中油氣運移的主要通道； （ 2 ）泄壓區是油氣運移的有利指向區； （ 3 ）毛管力及浮力在滲透性相近的砂巖中起重要作用； （ 4 ）油氣咩是選擇優勢通道運移，在沿斷層運移的同時，也向兩側砂體中擴散； （ 5 ）油驅水之後的氣驅油運移通道具有繼承性的特點。A testbench program is edited to simulate the behavior of the fifo. after the software simulation is accomplished, a real hardware circuit is designed to multiplex two data channels ( 1553b data channel and 1394 data channel ) according to ccsds standard. during the experiment and hardware debugging, the output logic of the fpga is checked up
設計中，用vhdl語言對高速復接器進行行為級建模，為了驗證這個模型，首先使用軟體進行模擬，通過編寫testbench程序模擬fifo的動作特點，對程序輸入信號進行模擬，在軟體邏輯模擬取得預期結果后，繼續設計硬體電路，設計出的實際電路實現了將來自兩個不同速率的信源數據（ 1394總線數據和1553b總線數據）復接成一路符合ccsds協議的位流業務數據。Considering the characteristic of the management, based on the equipment parameter data and the graphic platform made by blueprint, the method realizes the graphical equipment management and relaying protection simulation and then integrates the data of the management, therefore, improves the job efficiently
該方法根據變電管理的相關特點，從設備臺賬數據出發，以設備圖紙構成圖形平臺，實現圖形化的臺賬管理、缺陷管理、工作票管理及繼電保護動作邏輯模擬，從根本上實現了變電管理中的數據一體化，從而有效地改善了變電管理工作。Hereafter being the forecasting to the old age population coefficient, this text has been applied two kinds of regression model, namely univariate linear model and logarithmic model, and thought over three kinds of economic speed of development ( high, middle, low ) in the logarithmic model to forecast the old age population coefficient respectively. finally, by analyzing the forecasted value and the inertia law of population development, the paper points out the lengthening of the population equally expected life span will push forward the aging of population step by step to the advanced age development ; the development trend of the population aging continues to be clear, and just appears a stage characteristic ; furthermore, the population aging speed in rural area will be faster than in the city
此後是對老年人口系數的預測，本文應用了兩種回歸模型，即一元線性回歸模型和對數擬合模型，並在對數擬合模型中考慮了經濟發展速度的高、中、低三種方案，對老年人口系數分別進行預測；最後在分析預測值和人口發展慣性規律基礎上對山東省未來人口老齡化發展趨勢作了較深入分析，指出人口平均預期壽命的不斷延長，將逐步推動人口老齡化向高齡化發展；人口老齡化繼續發展趨勢明顯，且呈現出階段性特徵；農村人口老齡化速度將快于城市。Lastly, we arrive a conclusion on test condition of relay ' s electrical life - test device when simulating motor load. this kind of test condition includes the voltage across relay ' s contacts and current through its loop circuit
最後總結得出繼電器電壽命試驗設備模擬電動機負載時的試驗條件，其中包括繼電器的觸點電壓和迴路電流條件。Standard for analog inputs to protective relays from electronic voltage and current transducers
保護電壓和電流傳感器中繼電器的模擬輸入標準This paper presents a review of the moisture transfer theories in porous media during drying processes in the last century. then an innovative pore network model in drying based invasion percolation theory and pore network theory essentially different from the classical continuum model is developed. moisture transfer characteristics in porous media during drying process are studied under isothermal and absence of gravity
本論文首先回顧了近一個世紀以來多孔介質在乾燥過程中內部濕分遷移理論，指出孔道網路理論在多孔介質乾燥研究中所具有的獨到優勢，繼而藉助侵入滲流理論所取得的成果，結合孔道網路理論，分析了乾燥本身的濕分遷移特徵，模擬研究了多孔介質在等溫條件下不考慮重力時的乾燥過程。The simulation of optical communication between data relay satellites is an important content of the research project of the optical communication between data relay satellites
數據中繼衛星光通信鏈路的計算機模擬研究是數據中繼衛星光通信項目研究的一個重要研究內容。This paper concludes the result of computer simulation of data relay satellite optical communication channel, playing a part of the system research of data relay satellite optical communication, and completed the theoretic analysis, modeling and simulation
本文給出數據中繼衛星光通信鏈路計算機模擬研究結果，作為數據中繼衛星光通信系統研究的一部分。論文完成了對數據中繼衛星光通信鏈路的理論分析、建模和模擬工作。We design a new algorithm - pmimd. the emphasis of the paper is to discuss the framework of the mpls network and the support for traffic engineering. i have learned several main topics about the traffic engineering based on mpls : how to map the data into lable ; how to map lable into fec. for the most important topicrhow to map traffic trunk into the actual topological network by lsp, i have designed a kind of adaptive traffic control mechanism called latc. the simulation expriments have proved the validity and the effect of latc
本文還論述了mpls （多協議標簽交換）網路的架構及其對流量工程的支持，研究了基於mpls流量工程要解決的幾個主要問題：如何把數據包映射為轉發等價類，如何把轉發等價類映射為流量中繼等，並對其中最重要的一個：通過lsp （標簽交換路徑）把流量中繼映射到實際網路拓撲，提出了一種自適應流量控制機制? latc ；通過相應的模擬，驗證了該機制實施的合理性和有效性。A s t he main c ontent o f a r esearch p reject funded b y t he national natural science foundation of china ( nsfc ), the dissertation studied many aspects on construction industry, and delivered the following results : 1. the dissertation firstly makes a theoretical analysis on the general rule of construction growth, followed by an empirical test on the data of 34 countries in different development stages. this cross - sectional analysis and regression model investigate the relationship between the share of construction value - added ( cva ) in gross domestic product ( gdp ) and gdp per capita
在對建築業的成長一般規律進行理論分析的基礎上，利用34個處于不同發展時期國家的橫斷面數據，回歸模擬出建築業增加值在gdp中所佔比重與人均gdp的關系，結果發現：建築業增加值在gdp中的比重隨人均gdp增長而呈現三次曲線關系，先上升，後下降，然後隨人均gdp增長還有可能繼續上升；第一次達到的正常情況頂點位置的產值比重（產業增加值gdp ）為7 . 28 ，中國建築業正處在向這一頂點攀升的過程中。First, the structure of the second generation ctdrs isl was discussed in this paper, the characteristic of coverage in the second generation ctdrs by the characteristic of orbit and the simulation model of isl was analyzed then the effect of the isl establishing process analyzed. second, the discussing and analyzing focus on the characteristic of signal during the establishing isl process, establishing the orbit model, the technology of doppler frequency shift capturing and tracking sequence and the effect of background noise, then the theory analyzing the parameters we have just mentioned, and this will support the reference for the implement of project. the simulation and test of the isl of ctdrs and analyzing from theoretical basis to implement of simulation were mainly focused in this paper
其中討論了二代中繼星捕獲跟蹤系統星間鏈路的模擬方案的組成結構，利用軌道特性對二代中繼衛星系統的覆蓋特性進行分析，搭建了星間鏈路的模擬模型，其中包括中繼衛星和用戶衛星在內的軌道模型、星間鏈路模型、用戶星信號調制模型等，並對星間鏈路建立過程的影響進行分析;重點針對星間鏈路建立過程的信號特性，軌道模塊的建立、多普勒頻移技術、背景噪聲影響、載波的捕獲與跟蹤技術等進行了實際參數的設計與理論分析。Analog trunk circuit tac
模擬中繼電路Ath : analogue trunk unit
模擬中繼單元Methods of measurement for equipment used in terrestrial radio - relay systems ; simulated systems ; measurement for sound - programme transmission ; identical with iec 60487 - 3 - 6 : 1984
地面無線電中繼系統設備的測量方法.第3部分:模擬系統( 1 ) expounding the basic concept of utilizing the computer graphics technology to realize the visual display of the chemical process, namely visual simulation ; ( 2 ) raising to establish math model of simulation chemical devices with the methods of oop and ood and realizing the class hierarchy architecture of device math model through class inheritance ; ( 3 ) researching the display methods of realizing 3d chemical scene with opengl
本文首先闡述了化工過程視景模擬及opengl的基本概念；其次，提出了利用面向對象的分析和設計方法，建立模擬中化工設備的數學模型，通過類的繼承性，實現設備數學模型的類層次結構。第三，深入研究了利用opengl實現三維化工場景真實感圖形的顯示方法；第四，以燃燒爐為對象開發了互動式的視景模擬軟體。However, one weakness of quantitative simulation is the difficulties of determining parameters with existing experimental results ; and the dynamical behavior of the system will change with different parameter sets. thus it is necessary to construct qualitative models to complement the quantitative models. we constructed the qualitative model with gna ( genetic network analyzer ) and analyze
而且我們提出了可以用來檢驗pka的作用是通過cdc25 ， mytl還是聯合作用的實驗理論依據，這樣的電腦模擬為繼續進行下一步的試驗提供了一個思路，如果精確的測量在mpf激活過程中各個不同的激酶的活性，就能夠鑒別pka的具體作用機制，我們還研究了mapk的作用。分享友人