計算基本原理 的英文怎麼說
中文拼音 [jìsuànjīběnyuánlǐ]
計算基本原理
英文
calculating basis- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 本 : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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Based on basic principles of grillage method, an improved grillage model of wide cantilevers bridge deck is brought forth and its effectiveness is verified after generalizing rules of grillage meshing and sectional characteristic
基於梁格法的基本原理,提出了寬翼緣上部結構分析的改進梁格模型,並總結了梁格單元劃分和截面特性計算的一般方法,最後通過算例驗證了該模型和方法的有效性。In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable
為了研究運木船舶在破艙狀態下的浮性、穩性和強度,本文在抗沉性理論的基礎上,運用船舶基本原理,採用了迭代和累計的思想,將船舶的進水過程劃分為很多次進水的積累,詳細計算了運木船在破艙進水的過程中,考慮到各種破艙參數、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水速度的影響,船舶總的進水速度、進水量、首尾吃水、穩性的實時狀態和最終船舶的總縱強度,給出了計算實例,並進行了在採取用泵抽水前後浮態參數的對比,得出了該船舶在艙室內的貨物積載量達到某個數值時可以保證船舶在破艙進水時不會沉沒,或者在當開口小於某數值時,採取適當的措施后,可以使船舶避免沉沒。Utilizing dynamical finite element method based on equipollence linearity model, found the dynamical stress field and the acceleration field, make the foundation for calculated the safety factor of the dam slope with finite element method
運用有限元法分析壩體穩定的基本原理,根據得到的壩體動應力分佈場計算了壩體的動力穩定安全系數。Utilizing pseudo - static method theory, calculated the safety factor for the dam slope, give, a primary conclusion. utilizing static finite element method based on duncan - chang hyperhola modelfound the static stress riele, make the foundation for hynamical finite element analysis. utilizing dynamical finite element method based on equipollence linearity model, found the dynamical stress field and the acceleration field, make the foundation for calculated the safety factor of the dam slop with finite element method
運用擬靜力法的基本原理,對滿拉堆石壩的壩坡穩定進行了分析研究,得出了初步結論;採用duncan - chang雙曲線模型,用計算土石壩應力及變形的靜力有限元程序,對滿拉堆石壩進行了靜力有限元分析,得到了壩體的靜應力場分佈,為動力有限元計算打下基礎。At first the finite element theory for temperature analysis is introduced, and then mainly discussed the calculation models of cement hydration heat and the boundary condition under sun radiation
首先對這一方法的基本原理進行了簡要的介紹,著重探討了計算中的水化熱計算模型、日照邊界條件處理等。The calculation method using in factory has larger error and is n ' t used in high ignition point oil transformer. in this paper a calculation method, which has been verified by experiment results, is presented based on the fundamental theories and rule equation of heat transfer to calculate the temperature rise of average oil, top oil, coil, core and hot - point. a program has been compiled
本課題立足於工程實際應用,根據傳熱學基本原理和經典試驗換熱準則式,通過對變壓器發熱冷卻原理進行分析和研究,提出了一套計算變壓器平均油溫升、頂油溫升、繞組溫升、鐵芯溫升和最熱點溫升的計算方法並編制了計算軟體,對影響變壓器溫升的因素進行了分析。For the kobold horizontal - axis rotor, the hydrodynamic performance is explored and studied gradually. at first, a basic resistance - type method is presented
對于橫軸蹼板式水輪機,本文從流體力學的基本原理出發,對蹼板式水輪機的水動力性能及其計算方法進行了循序漸進的探索和研究。So combine the item of “ space targets surveillance photoelectricity telescopes arrays system ”, this thesis does research in developing space targets visualization system. the main achievement in this thesis can be summarized as follows : 1. expatiate e the basic theory of satellite track dynamic, analyse the orbit characteristic of two - body problem and launch window, subastral point calculation, visibility and coverage analysis, two - line element sets
本文結合「空間目標監視光電望遠鏡陣系統」課題,進行了空間目標可視化系統的設計和研究,主要作了以下幾方面的工作: 1 、闡述了衛星軌道動力學的基本原理,分析了二體軌道特性和發射窗口的基本特性,星下點軌跡計算、可見性和覆蓋分析和兩行根數。In this paper, we use nanjing subway as an example to analyze how the subway influences the magnetoelectricity observation, calculate the influencing extent and range and offer the gist for reference for the construction of magnetoelectricity item at the seismostations in the cities which have or will have subway
以南京地鐵為例,就地鐵影響磁電觀測的基本原理展開分析,對影響幅度和范圍進行了理論計算,以便給有地鐵城市的臺站磁電項目建設提供參考。In this thesis, the advantages and disadvantages of current optical computer architectures were analyzed. beyond this, on the ground of the basic principle of constructing an optical computer and the natures of light, a fire - new ternary optical computer theory was put forward for the first time
本文分析了國內外正在研究的光計算機體系結構的優缺點,根據構建計算機的基本原理和光的特性,提出用兩個相互正交的光偏振態和無光態表示信息的三值光計算機理論。The effect of cutting speed, cutting thickness, cutting knife and materials on the working power capacity is discussed. finally tractive property of road plane milling machine is also studied. through the comparison of the results of theory calculation and experimental results the equation of working power capacity of milling machine is modified
本文對冷式瀝青路面銑刨機的動力學工作過程進行了理論分析與試驗研究,並利用金屬材料切削的基本原理,研究了主切削力,並從能量轉化守恆的角度推導了銑刨機銑刨作業阻力和功率計算公式,討論了機器切削速度、銑刨厚度以及刀具與材料特性對銑刨作業阻力和功率的影響規律,最後討論了銑刨機牽引性能,且通過試驗研究驗證了銑刨作業阻力和功率公式。The major researches in this thesis include : applying the digital signal processing technology and theory of signal detection & estimation to estimate carrier frequency of the sensing signal that reflects the measurand ; implementing the algorithm in labview, a virtual instrument development platform
本文的主要研究內容是:運用數字信號處理技術和信號檢測、估計的基本原理從無源、無線saw諧振器型傳感器的傳感輸出信號中提取出反映被測量的信號主頻,並在虛擬儀器軟體開發平臺labview上實現了測量演算法。Nextly, to narrate the emergence, history, current situation and the future of network accounting in the summarize. once more, on the text this paper studies and discusses the fundamental, including network accounting connotation, similarities and differences of network accounting and traditional manual accounting and cais, technology criteria of network and some advantage ; influencing, on trad - itional accounting theory ( mainly focusing on, general principle etc. ), ob - taining and making use of information ; specialty, risk and precautionary, and so on. it puts forward the consult and sug - gestion
再次,在主體部分圍繞網路會計的基本原理(包括網路會計的內涵、網路會計與傳統手工會計和會計電算化的異同、網路會計系統的技術標準、及其具有的優點) ,網路會計對傳統會計理論的影響(集中在會計的核算前提條件、核算一般原則等方面) ,網路會計下會計信息的獲取與使用,網路會計具有的特殊性及由此產生的風險和防範措施等若干方面進行詳細的研究和探討並闡述個人的基本觀點,從而為網路會計在我國的健康順利發展及為經濟建設服務提供有益的參考和建議。When no damaged compartment, damaged stability calculation is just intact stability calculation and when waterplane is horiental, geometric properties calculation is the base of hydrostatic curves. because ship hull is a kind of typical free - form surface, it is satisfactory to be modeled with nurbs
在這種情況下,船舶靜力學性能的計算,可以突破以往計算中所必須的一些假設及簡化,而是直接通過船舶靜力學性能計算的基本原理,在船體曲面圖形上直接進行計算。On the theory, the predictive function control method based on the state space is discussed and the simulation results validate the pfc method ' s advantages on robust and anti - jamming comparing with pid method by computer simulation. the application research includes the application of the software of predictive function control ( apc - pfc ) and the software of the multiple - variables predictive control ( apc - hiecori ). the former were applied in the temperature control chlorinating process and ph control in the process of zymolysis of penicillin, the latter were applied in the advanced control of reclaim equipment of lox in china petroleum & chemical corporation yangzi petrochemical co., ltd
本文主要從理論和應用兩方面對預測控制方法進行了研究,理論方面主要是從預測函數控制的基本原理出發,研究了一般情況下的基於狀態空間描述的預測函數控制策略,並通過計算機模擬驗證了pfc演算法比常規pid演算法具有更好的魯棒性和抗干擾性:在實際工業過程的應用上,又分為兩類演算法及軟體的應用,預測函數控制策略及apc - pfc軟體的應用主要以聚乙烯氯化過程的溫度控制和青霉素發酵過程的ph值控制為主,多變量預測控制演算法和apc - hiecon軟體的應用主要以揚子石化公司的液化氣回收裝置先進控制為主。Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel
本文首先介紹了turbo碼的背景知識,包括差錯控制的基本原理、分組碼和卷積碼;然後闡述了turbo碼的基本原理,包括turbo編譯碼器結構及迭代譯碼原理;較為詳細地描述了關鍵的譯碼演算法: ?種改進的最大后驗概率( map )譯碼演算法及迭代譯碼演算法;提出了一種新的turbo碼結構:混合turbo碼(混合級聯卷積碼) ;並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析,得出了其平均性能上界;並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。This thesis discusses some effective algorithms that appear recently in distribution power flow calculation at length, for instance, back / forward sweep method, zbus method, newton zbus method with modified method, loop - impendence equation method and so on. it gives basic calculation theories, calculation steps and some particular regarding issues of every algorithm, according to many examples validate the effect of algorithms and finally obtain the characters, rang of use, virtue and shortcoming of every algorithm
本論文詳細討論了近來出現的配電網路潮流計算的各種有效演算法,如前推回代法、 zbus法、牛頓zbus法及其改進、迴路阻抗法等,給出了各種演算法的計算基本原理,步驟以及應該注意的問題,並通過大量的算例進行驗證,從而通過比較得出各種演算法的特性、應用場合和優缺點。By means of establishing the mathematical model of gps integrated navigation system, it studies geometrical dilution of precision ( gdop ) and kalman filter. we simulate them by supplying to some examples. simulation result has shown the practicality of the algorithm
通過建立gps / sins組合系統的數學模型,從幾何精度因子gdop的物理意義和卡爾曼濾波對狀態估計的基本原理出發,並結合實例的模擬計算結果,討論了gps / sins組合導航系統定位和測速精度與gdop的關系。By applying the basic principles for optimizing design of structure based on the finite element method and aiming at the problems, such as nonlinear contact problem involved in special hydraulic spanner, the main part of tank track hydraulic regulator, etc., the calculation analysis and study based on finite element optimization is conducted and the optimized size and shape of spanner are obtained, and the structural characteristics and stress state are obviously improved
摘要運用有限元法進行結構優化設計的基本原理,針對坦克履帶液壓調整器特種液壓扳手主要機件所涉及非線性接觸等問題,進行了有限元優化的計算分析與研究,得到了優化的形狀與尺寸,結構特性與受力狀況得到明顯改善。According as the base principle of digital video motion parameter estimating, placed emphasis on discussing the block - matching method in motion estimation, gave a intact n - search method, simulated in computer according to the s - vga standard of digital video, and got a accurate motion vectors
依據數字視頻運動參數估計的基本原理,重點討論了運動參數估計中最常用的塊匹配法,給出了一個完整的n步搜索法方案。以數字視頻演播標準s - vga為標準,採用計算機模擬得到了正確的運動矢量。分享友人