four-matrix 中文意思是什麼
four-matrix
解釋
四維矩-
This matrix is symmetric and banded, the band being equal to four.
這個矩陣是對稱的且是帶狀的，帶寬等於四。 -
The concept of orthogonal matrix and four properties of generalized orthogonal matrix in determinant, characteristic solution and adioint matrix were discussed
摘要推廣了正交矩陣，並研究了廣義正交矩陣在行列式、特徵根、伴隨矩陣等問題中的四個性質。 -
2. deduce the spectrum matrix of six - tire input under the conditions that the tractor is two - axle and four - wheel ( the rear wheel is double - tire ) and the artillery is one - axle and two - wheel
研究了牽引車為兩軸四輪（后輪為雙胎輪） ，火炮為單軸兩輪的六輪輸入譜矩陣。 -
In chapter three, genomic dna were extracted from four individuals from sinotubimorpha porracea and grateloupia filicina, respectively and from g. livida as a control. sixties primers were used for dna amplification and a total of 120 amplification products range from 250bp to 2500bp were generated. distance matrix and dendrograms were obtained as described in last paragraph
在第三部分，應用ctab法提取了管形藻、蜈蚣藻各4個個體及作為對照的舌狀蜈蚣藻的基因組dna ， 60個引物的rapd分析獲得120個片段大小在250 - 2500bp之間的擴增片段，遺傳距離和聚類分析同前。 -
On this basis, the four numerical features identifying the content of image are raised from gray - level co - occurrence matrix of the image
在此基礎上，利用圖像的灰度共生矩陣，統計出反應紋理一致性、紋理對比、紋理的熵和紋理相關性的數量值。 -
In addition, a new analytical method was used to solve the shear strength of the fiber / epoxy interface. the result showed good agreement with that from the kelly - tyson equation. meanwhile, according to the sfc tests of the single fiber reinforced epoxy matrix composites treated by four types of surface treatments, the interfacial adhesion conditions were estimated by critical fiber length, interfacial shear strength and single fiber microdamge mode
此外，文中對單纖維復合材料斷裂實驗運用了新的解析方法，求解了玻璃纖維環氧復合材料界面的剪切強度，與kelly - tyson等式方法求得的界面剪切強度有著很好的一致性；同時，對四種不同表面處理劑處理的單纖維復合材料斷裂實驗進行了分析，從臨界纖維長度、界面剪切強度和單纖維斷裂實驗中纖維斷點周圍基體形貌評價了界面的粘結情況。 -
The main results are as the following : ( 1 ) the microstructure of lamellae pearlite has evolved ultrafine cementite particles throughout the ferrite matrix uniformly after four passes. the ferrite matrix is homogeneous grains, and average grain size is - 0. 3um
主要結果如下： （ 1 ） ecap變形四道次后，片層狀的珠光體組織演變為了超細的滲碳體顆粒均勻分佈於亞微晶鐵素體基體的組織。 -
To combine it with the virtue of valuable earthquake damage experience accumulated in china and stored in damage matrix, an inversion strategy is designed to search seven ratios of 4 spectral displacements of buildings to the median values of spectral displacements of 4 damage states by the criteria of the convergence of the values of the standard deviations of the natural logarithm of the spectral displacements of four damage states as the objective function, a hybrid procedure integrated the simplex with the generic algorithm is adopted and the program is updated for this purpose from an existing one
為了說明本文方法的實用性，以xx市xxx區的多層砌體房屋為例，根據地震危險性、建築物易損性、建築物和室內財產損失率、人口死亡率，分別計算出房屋、室內財產的期望損失率和損失率的方差、人口的期望死亡率和死亡率的方差，得到純費率，設附加費率為純費率的一定比例，求得毛費率。 -
In order to analyze the fluid dynamic characteristic in seawater pipeline system, the test device of fluid dynamic characteristic in seawater pipeline system is set up. in this experiment, the velocity of pressure wave propagation is measured by frequency analysis technique and the measured result is reliable. according to the frequency analysis technique and a basic theory of linear transfer matrix, the pulsation pressure value in pipeline is predicted by the measured values from four pressure transducers
為了分析海水管路系統內流體的動態特性，建立了海水管路系統流體動態特性實驗臺架；在實驗中利用譜分析技術對壓力波傳遞速度進行了測量，測量結果可信；並利用譜分析技術及線性傳遞矩陣基本理論，通過多個壓力傳感器的測量值預測了管路中的脈動壓力值，實驗結果與理論計算之間吻合很好；分析了流體動態特性實驗臺架本身的自循環特性對海水管路系統中脈動壓力測量的影響。 -
However, there still exists correlation between coefficients of sub - matrices after 4d - mdct. this thesis proposes a four dimensional matrix video coding method based on context to get rid of the correlation between coefficient sub - matrices further. it includes three parts as follows : firstly, this thesis presents a four - dimensional matrix video encoder and decoder model, which contains components of prediction, transform and entropy coding
實驗結果表明，該方法與傳統的二維編碼方法相比，具有高壓縮比和高圖象質量的優點;與矢量量化編碼相比，具有碼表體積小，計算復雜度低的特點;與霍夫曼編碼方法相比，在相同信噪比的條件下，對運動相對劇烈的視頻序列壓縮效果要更好。 -
The innovation of this paper is supplier differentiation matrix and standards, ( financial importance and supply risks ). according to the characters of four groups of supplier in cdccs, miscellaneous, common, key and strategic supplier, the writer designs four types of sm model, simple relationship, competitive cooperation, long - term cooperation and long - term strategic cooperation. the writer explains the management purpose, the key points of sm, the problem solutions and the strategy for the different groups of supplier according to the business practices in cdccs
根據這兩個標準，筆者將成都康寧公司的供應商劃分為一般性供應商、常規性供應商、關鍵性供應商和戰略性供應商四種類型，通過比較這幾類供應商的特點，設計出了四種供應商管理模式：一般性合作關系、競爭性合作關系、長期穩定的合作關系和長期的戰略合作夥伴關系，同時較全面地闡述了這四種模式的管理目標、管理重點和管理策略，並且根據成都康寧公司的基本情況，制定了改革供應商管理的主要措施。 -
In chapter four, the importance of anti - jamming performance of communication system evaluation is explained firstly. next three fuzzy cluster algorithms such as fuzzy equivalent matrix ( fem ) and fuzzy - c means ( fcm ) methods are proposed for evaluation of anti - jamming communication system. on the bases of fuzzy cluster, the fuzzy pattern recognition application is introduced in communication system
第四章則採用模糊聚類的方法對通信系統的綜合抗干擾性能進行了評估，介紹了包括模糊等價矩陣、模糊c -均值聚類等三種模糊聚類方法的基本原理，在模糊聚類的基礎上，討論了模糊識別在通信中的應用，進一步建立了抗干擾的指標體系。 -
Based on the parallel conductance between laminated shale and dispersed shaly sand, while dispersed shaly sand can be described with satori resistivity model containing four components ( conducting rock matrix grains, nonconductive hydrocarbons, dispersed clay particles and water ), the generalized effective medium satori resistivity model in laminated and dispersed shaly sand is established
本文基於層狀泥質與分散泥質砂巖的並聯導電，而分散泥質砂巖導電可用四組份（導電的骨架顆粒、不導電油珠、分散粘土顆粒、水）的有效介質satori電阻率模型描述，建立了模型。 -
After having analyzed and evaluated the ten indexes in multi - objective plan of slimhole drilling by use of fuzzy consistent matrix method according to the fuzzy consistent relation theory, the preferential sequence of four plans is exactly indicated in the paper, which is identical with the fuzzy arrangement evaluation model of slimhole drilling
摘要根據模糊集中的模糊一致關系理論，運用一致矩陣法，對小井眼鉆井多目標方案10個指標進行評價分析后，明確指出四種方案的優先順序，這與小井眼鉆井模糊層次評價模型一致。 -
5. the multi - point effect in frequency domain is studied, and the analytical procedure is simplified to some extent, that is, the responding data is accurate enough only with the input according to the first four degressively arranged eigenvalue of earthquake power spectrum matrix. there are disaccordant conclusions of multi - point input analys
5 、研究了頻域內地震動的多點效應，並對計算過程進行了一定程度的簡化，即只需要計算輸入地震動功率譜矩陣從大到小排列的前4個特徵值所對應的地震動的動力反應。 -
Very recently, schiller and muether at tubingen university suggested a new decomposition approach of the dbhf g matrix, and used to calculate the nucleon self - energy. they, sepa rate the g matrix into a bare nucleon - nucleon interaction v and correction term a g. the projection method is only applied to the correlation term a g, which is parameterized by four pseudo - mesons. then the nucleon self - energy in the dbhf can be calculated with the g matrix in the relativistic hartree - fock approximation
裸相互作用部分，即單玻色子交換勢v對核子dirac自能結構的貢獻可以通過相對論hartree - fock方法得到，只把關聯部分用投影方法處理，並參數化為四種具有無窮大質量贗介子的交換，耦合常數與質量的比值是常數，從而關聯部分g對核子自能的貢獻也可以通過相對論hartree - fock方法求得。 -
It is divided into four parts to illustrate the environmental tests management system, including organization structure & labor source management system, tests process management & controlling system, tests information management system and quality guarantee system. firstly, it begins from organization structure of environmental tests, to look into the suitable organization structure, which applies to the environmental tests development, this thesis suggests the changing from original beeline organization structure to combinative organization structure of beeline function & matrix organization structure. it also investigates the labor source management and discusses under this new structure, presenting the system which meets the demand of existent military equipment development ; then, using relative concepts of queuing theory to solving the tests orders reasonably makes the minimum time for products in lab
首先從環境試驗的組織結構入手，研究適合環境試驗發展的組織結構，提出將原來的直線制組織結構轉變為直線職能制和矩陣制相結合的組織結構，並探討在這種結構下的人力資源管理和績效考評、提出適應目前軍用裝備發展要求的環境試驗組織機構與人力資源管理體系；然後從環境試驗過程管理的角度出發，運用排隊論的有關概念，合理解決試驗排序，使產品在實驗室的停留時間最短，並建立試驗過程管理與控制體系；從試驗信息的重要性角度出發，探討試驗信息收集與反饋的一般方法及建立環境試驗數據信息庫的重要性；最後從質量管理的角度出發，研究環境試驗內部質量保證部門的作用與職能，運用服務質量環的原理構建了環境試驗的質量保證體系。 -
Based on the intensity type fiber optic modulation technique, the principle of fiber - optic sensor cad is mainly discussed in detail. for example, the model of sensing units are founded, the model is digitized, the transformation of space and image is described by four - dimensional matrix, and software is designed
本文著重討論了建立傳感單元模型，模型數字化，四階矩陣表述形式下的空間和成像變換，軟體的編制方法等幾方面關繫到光纖傳感cad的具體理論問題。 -
Based on the transfer - matrix method, the general expressions of equivalent four - terminal network parameters of varying section torsional horn are derived, the relations between frequency equation and both the rotational velocity amplification and that of the surface tangential velocity of stepped type torsional ultrasonic horn with transitional section of cosine - like type are obtained
摘要基於傳遞矩陣演算法，推導出了變截面桿扭轉振動時等效四端網路參量的一般表達式，研究了帶類餘弦過渡段階梯形變幅桿扭轉振動頻率方程與角速度放大倍數及外表面切向速度放大倍數等的關系。 -
In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given
從光路、光學元件的自行設計到理論分析計算，初步建立了一臺實驗系統；採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量，並模擬了相關參數對展寬比的影響，對實驗具有指導意義；評價了再生放大器和多通放大器的優缺點，對放大過程中通常忽略的放大自發輻射現象（ ase ）進行了分析，並提出了相應的解決方法；針對放大過程中出現的增益窄化和增益飽和現象，對輸入種子脈沖提出了一種新的分段頻率調制函數，實現了對增益窄化效應和增益飽和效應的共同抑制；提出了系統的材料（包括放大介質和光路中的普通介質）正是融合高階色散的來源。
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