dispersion matrix 中文意思是什麼

dispersion matrix 解釋
方差矩陣
  • dispersion : n 1 分散，散開；散布，傳播；離散。2 【物理學】彌散，色散；【化學】分散作用；被分散物；分散相，分...
  • matrix : n （pl matrices 或matrixes）1 【解剖學】子宮；母體；發源地，策源地，搖籃；【生物學】襯質細胞；間...
  1. Beryllium powders with the same particle size and various contents of beo were prepared by pre - sintering - acid washing processes initiatively and the influence of beo alone on o mys of beryllium was observed and some new results have been obtained - compared with the content of beo, the distribution of beo in beryllium has more critical influence on mys ; finely dispersed beo along the grain boundaries and in the matrix results in the dispersion strengthening of beryllium matrix and thereby the higher mys value ; on the contrary, the coarser beo particles clustering on the grain boundaries results in negative influence on o mys

    開創性地用預燒結? ?酸洗工藝制備了相同粒度、不同beo含量的鈹粉，從而開展了beo含量單獨對鈹材_ （ mys ）影響的研究，得出一些新的結果：與beo含量相比， beo在鈹中的分佈狀態對_ （ mys ）的影響更大。沿晶界、晶內彌散分佈的較細小beo對基體鈹有彌散強化作用，使_ （ mys ）即較高；如果beo較粗大地成簇狀聚集在晶界，反而對_ （ mys ）有不良的影響。
  2. ( 4 ) we use sem to observe fractured morphology of composites, and tem to observe dispersion and particle size of nanoparticles or composited nanoparticles in matrix. we also investigate dispersion property of composited nanoparticles in polymer matrix with the help of microtone

    （ 4 ）採用掃描電鏡（ sem ）觀察缺口沖擊的斷裂形貌，通過透射電鏡（ tem ）觀察納米粒子和復合納米粒子的分散情況和粒徑的大小；通過超薄切片法研究復合粒子在聚合物基體中的分散性。
  3. When the moving platform is in horizontal posture, the rank primary element crout solution is employed and the analytic solutions of errors dispersion is extracted, the nonsingular coefficient matrix is also proved

    當活動平臺處於水平姿態時，應用列主元crout分解法解出了誤差分佈解析解，並證明了系數矩陣是非奇異的。
  4. Jones matrix for second - order polarization mode dispersion of a single - mode fiber

    單模光纖二階偏振模色散的jones矩陣
  5. The dispersion of the modified nano - sized caco3 in the pvc matrix was observed in tem ( transmission electron microscope ). the influences of surface treatment and the contents of nano - sized caco3, extrusion technology and other additives on the properties of the composites were investigated. the results show that the surface treatment of the nano - sized caco3 particles with wet method enlarged the specific surface area and reduced the surface energy of the particles, and made the particles dispersed at the nanometer level in the pvc matrix, which improved the mechanical properties of the composite

    本課題為了解決納米caco _ 3在pvc中的分散問題，對納米caco _ 3粒子進行了濕法處理，採用雙螺桿擠出法制備出具有良好性能的pvc -納米caco _ 3復合材料；對復合材料的力學性能和加工性能進行了測試；利用tem （ transmissionelectronmicroscope ，透射電子顯微鏡）觀察了納米caco _ 3粒子在pvc基體中的分散情況；討論了納米caco _ 3的表面處理方法、納米caco _ 3的含量、復合材料的制備工藝以及各種助劑對復合材料各項性能的影響。
  6. Xrd results revealed that melt intercalation of compatibilizers into organo - mmt followed by blending with ldpe was preferred to the dispersion of the silicate layers in ldpe matrix. moreover, the dispersion of mmt was dependent on the interaction among organo - mmt, surfactants and compatibilizers

    研究發現，該體系採用相容劑有機蒙脫土先復合再與基體熔融擠出的分步插層技術，可使硅酸鹽片層達到很好的分散效果。
  7. Compare the results of the couple - mode theory, muti - films theory and the transfer matrix method, improve calculation of the delay and dispersion spectrum, 2

    比較分析了光纖光柵主流演算法的優缺點和各自的應用特點，並對時延、色散譜的計算方法進行改進。
  8. 2. effect of the viscosity ratio, mterfacial adhesion, processing conditions and composition on the dispersing morphology and properties of pp / eoc blends was investigated. low viscosity ratio and high shear rate during processing were found to produce fine and uniform dispersion of eoc in pp matrix, while low viscosity ratio, high interfacial interaction, good fluidity of elastomer and high shear rate in molding process resulted in fibril dispersion, which afford a guide for controlling the morphology of pp / eoc blends

    研究了粘度比、界面相互作用、加工條件和共混比例等因素對pp eoc體系分散形態和性能的影響，發現粘度比小和加工過程中剪切強度大有利於彈性體在基體中分散均勻細化；粘度比小、界面相互作用強、彈性體本身的流動性好及成型時受到的剪切應力大，使彈性體相易變形，沿流動方向取向呈纖，闡明了各因素對形態影響的作用機制，這對pp eoc共混物的形態控制具有重要的指導作用。
  9. The results showed that the in - situ formed tibi particles which had a size of about 50nm, exhibited a homogenous dispersion in the copper matrix. moreover, the interface between the nanoscale particles and the copper matrix was clean, and there was no certain location relationship. due to their reinforcement, the tensile strength and hardness of the in - situ cu - tib _ 2 nanocomposite significantly improved

    通過光學顯微鏡、 tem 、 xrd等對cu - tib2原位復合材料進行了金相組織、微結構分析，原位復合材料的鑄態金相組織中彌散分佈著團簇狀的tib2顆粒；形變態金相組織中tib2顆粒呈纖維狀排列； tem觀察表明：在基體內存在著尺寸約為50nm 、彌散分佈的tib2顆粒，且tib2顆粒與基體之間界面清晰，但由於tib2結構與銅晶體結構的差別較大， tib2顆粒與基體之間無固定的位向關系；納米tib對銅基體有良好的增強作用。
  10. The lead zirconate titanate ( pzt ) / polymer composite presented large tan5 and dynamic modulus when the composites were exposed to higher polarization voltage and longer polarization time, because of the uniform dispersion of ceramic in polymer matrix and the strong interaction between grain and polymer. the morphology of the composites, namely the degree of the grains dispersion in polymer, can be observed through scanning electric microscope ( sem )

    顆粒結構性高的壓電陶瓷，其復合體系內耗大；在高極化電壓、長極化時間下，壓電陶瓷顆粒在聚合物中分散比較均勻，與聚合物接觸面大，相互間作用強；在外力作用時，體系tanb 、 g ， ， g ?呈現大的值。
  11. Tem images revealed that a carbon encapsulated core / shell structure was formed in the composites, which could ensure good dispersion of carbon nanoparticles within pmma matrix

    透射電鏡結果表明納米碳可與聚甲基丙烯酸甲酯形成核殼結構，使得納米碳均勻分散於聚合物基體中。
  12. Linear regression model with elliptically symmetric errors and unknown dispersion matrix was discussed

    摘要討論了協方差陣未知的橢球等高線性模型中的穩健性問題。
  13. Ftir and tem analysis show that lecithin can attach on the surface of ha particles to improve greatly their dispersion in chloroform after demulsification. therefore, a suspension of nano - sized hydroxyapatite particles with excellent dispersion in organic media can be obtained. when mixed with pmma, the ha fillers are dispersed homogeneously in the matrix

    以卵磷脂作乳化劑，在形成的水/氯仿乳液中制備ha ，能獲得高純的、分散效果良好的納米ha晶粒，再通過靜置破乳，可得到分散於氯仿中的ha的懸浮液。
  14. For a given matrix 0, when the real dispersion matrix varying within certain range, the glse ( the equation is abbreviated ) is the minimum risk estimator under a large class of loss functions, which implies the glse is a robust estimator with respect to dispersion matrix and loss functions

    證明當協方差陣在一定范圍內變動時，廣義最小二乘估計在一大類損失函數下都是風險最小的估計；廣義最小二乘估計關于協方差陣和損失函數同時具有穩健性。
  15. The technique of fiber grating made the research, manufacture and integration of all optical fiber devices possible, so fiber grating will act an important part in aon. the applications have caused people ' s great interest and enthusiasm such as optical switch, optical add / drop multiplexer, and optical fiber ' s dispersion compensator, etc. using transfer matrix method and procedure of numerical analysis, the paper analyze theoretically that how grating ' s parameters influence sampled gratings " reflective spectrum

    光纖光柵技術使得全光纖器件的研製和集成成為可能，故光纖光柵將在全光網中扮演十分重要的角色，它在光開關、光的分插復用、光纖的色散補償等關鍵技術中的應用已引起人們的極大興趣和研究熱情。
  16. Jme optical fibre amplifiers - basic specification - polarization mode dispersion - jones matrix eigenanalysis method

    光學放大器.基本規范.偏振模式色散.瓊斯矩陣特徵分析法
  17. Jme optical amplifier test methods - part 11 - 1 : polarization mode dispersion ; jones matrix eigenanalysis method

    光學放大器試驗方法.第11 - 1部分:偏振模式分散.瓊斯矩陣特徵分析法
  18. Jme optical amplifier test methods - part 11 - 1 : polarization mode dispersion - jones matrix eigenanalysis method

    光學放大器試驗方法.第11 - 1部分:偏振模式色散.瓊斯矩陣本徵分析法
  19. Polarization - mode dispersion measurement for single mode optical fibers by jones matrix eigenanalysis

    利用瓊斯矩陣本徵分析儀法進行單模光纖的偏振模色散測量
  20. The structure of the composites was characterized by x - ray diffraction and transmission - electric microscope. the experimental results showed that the in - situ intercalation realized much finer dispersion of the silicate layers in the pvc matrix than the melt - blending intercalation. as for as the properties of the composites, the well - dispersed organoclay in the composites improved the properties of the materials, especially for the viscat softing temperature

    本文主要通過x射線衍射、透射電子顯微鏡對復合材料的結構進行表徵，結果證明：原位插層復合材料中粘土片層基本剝離，均勻的存在於聚氯乙烯樹脂基體中；熔融插層體系中粘土的分散狀態明顯劣於原位插層體系，粘土以一定量片層堆積的形式存在。
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