composite gradient 中文意思是什麼
composite gradient
解釋
合成坡度-
A review of the development of organic semiconductor composite photo - conductive materials and devices was followed by a proposal of the researching theme in this thesis. the effects of fabrication arts such as solvents, gradient, interfacial layer and configurations on the photoconductive properties of the single - layer chlorodiane blue azo / tiopc composite photoreceptors were systematically studied in chapter ii. the results showed that the solvent played a decisive role in the multiphase and multicomponent system composed of two photogeneration species ( chlorodiane blue azo and tiopc ), a transporting material ( hydrozone ) and polymer binder ; 1, 4 - dioxane, as an amphiphilic solvent can effectively disperse and stabilize such multiphase and multicomponent systems, the derived photoreceptors presented improved photoconductive properties superior to those of dual - layer counterparts and demonstrated the evident synergetic enhancement and complementary effects ( eg
結果表明：在由兩種光生材料氯丹藍偶氮和酞菁氧鈦、傳輸材料萘苯腙以及聚合物介質組成的多相多組分復合體系中，分散溶劑是至關重要的因素，二氧六環作為典型的雙親性溶劑，有效地分散和穩定了該多相多組分復合體系，得到的復合單層光導體的光敏性在整體上優于雙層光導體，復合材料在可見光和近紅外光區分別表現出的偶氮和酞菁氧鈦的光敏性（如azo / tiopc = 8 / 2 ， cgm / ctm / pc = 1 / 120 / 120時，具有明顯的互補效應；在近紅外光區明顯高於酞菁氧鈦與偶氮光敏性的線性加和，表現出協同增強正效應。 -
In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film
其內容如下： 1通過合成的丙烯腈?甲基丙烯酸甲酯二元共聚物（ p （ an - mma ） ） ，丙烯腈?亞甲基丁二酸二元共聚物（ p （ an - ita ） ） ，丙烯腈-甲基丙烯酸甲酯?丙烯磺酸鈉三元共聚物（ p （ an - mma - as ） ）分別作為基體制備了聚合物基金屬梯度復合膜材料（ pmgcf ） ，以分析加入的mma基團和親水性基團對pmgcf沉積層中金屬銅的梯度分佈形態和膜的柔韌性的影響。 -
The conclusions obtained as follows : firstly, the structure ' s free frequency is decreased by the reduction of the mechanical property of the material with the increasing temperature ; secondly the thermal stress produced by the temperature gradient may decrease or enlarge the structures natural frequency ; thirdly, the variety of natural frequency of the alloy structures effected by the heat effect apparently higher than that of the composite material structures
最後，採用ansys程序分析了合金材料、復合材料的板、彈體結構的熱振動特性。在不同的熱載條件下，取得以下結論：升溫導致的材料機械性能下降都會降低結構固有頻率，而溫度梯度產生的熱應力可能降低也可能提高結構的固有頻率；金屬材料結構的固有頻率受溫度的影響要比復合材料結構的固有頻率受溫度的影響要明顯。 -
The results of the analysis indicate that the mechanical behavior of composite steel - frames in fire conditions is dominated by the effects of thermal loading, thermal expansion and thermal gradient
得出了鋼結構高溫條件下熱載荷、熱膨脹、熱梯度對整體結構機械性能具有顯著影響的結論。 -
It was found that the interface morphology of ni, cr, al - tac eutectic in - situ composite evolved from plan to cell and then to dendrite with the increase of solidification rate, if the gradient retained constant. in the same time, the eutectic microstructure also evolved from rod to cell and then to dendrite
本工作發現，在溫度梯度基本保持不變的條件下，隨著凝固速率的增大， ni ， cr ， al - tac共晶自生復合材料的凝固界面由平界面向胞狀及枝狀界面逐漸轉化。 -
In this article, the micromorphological structure of pva - copper gradient composite film ( mpgcf ) obtained from the electrochemical reduction of a swelling cathode films ( scfs ) was studied by the scaning electronic microscope and the relationship between the micromorphological structure of the composite film and the electrochemical conditions such as the weight ratio of pva to cuc12, the material of the electrode, the concentration of the medium solution, the dring time of scf, the power voltage, the time of the electochemical reaction etc, investigated
本文採用「溶液還原法」制備了一種新型的聚合物基金屬梯度復合材料（ mpgcf ） ? pva /銅梯度復合膜。通過掃描電子顯微鏡觀察了梯度復合膜的形態結構並研究了其形態結構與電化學條件之間的關系。然後在此基礎上，探討了梯度復合膜的形態結構與力學性能之間的關系。 -
In this dissertation, mgo5 is introduced to form solid solution to restrain the decomposition of at in high temperature. then at is mixed with the al2o3, forming gradient composite to raise the integral intensity of the material and not affecting the thermal properties. the experimental results show that the additive mgo5 can effectively restrain the decomposition of at and promote the sinter process, which enhances the density of at
本文在充分分析本領域國內外研究現狀的基礎上，首先通過引入添加劑鈦酸鎂（ m2t ） ，使其與鈦酸鋁形成固溶體，以達到抑制鈦酸鋁中溫分解的目的；再通過與強度高、氣密性好的氧化鋁進行梯度復合來提高整體材料的強度並能彌補鈦酸鋁滲透性能差，同時對材料的低熱膨脹性能影響不大。 -
The different ratio and dosage of composite surfactants were researched about the polymer latex ' s stabilization and structure. these copolymers and homo - polymer blend to prepare self - structure gradient film. to prepare the functionally gradient materials ( fgm ) of polysilane - polyacrylate, the method of emulsion mixture was performed
各種均聚物、共聚物膜的水滴接觸角顯示，單體tris的含量越高，膜的水滴接觸角越大，這也表明共聚物的表面能隨tris的含量呈梯度變化。 -
Abstract : if cement paddling pile composite ground is used in civilengineering, the settlement and gradient are great after the building is completed
文摘:本工程原採用水泥攪拌樁復合地基，建成后發生較大沉降。 -
In this paper, one high temperature gradient directional solidification apparatus with liquid metal cooling ( lmc ) was used. the technology parameter of preparation for ni, cr, al - tac eutectic in - situ composite was optimized
本文採用lmc高溫度梯度定向凝固裝置，對ni ， cr ， al - tac共晶自生復合材料進行了深入的研究，優化了該種自生復合材料的制備工藝。 -
Linear component gradient variation of aggregates improves 16 % of aggregates homogeneous distribution on bending strength ; parabolic component gradient variation does 8 %. gf is widely used as composite reinforcement due to low cast and excellent properties such as high tensile strength and high elastic modulus
拋物線梯度不如線性梯度增強效果好，線性梯度變化比均勻分佈試件抗折強度提高了16 ，拋物線梯度提高了8 ；玻璃纖維的高抗拉強度及較高的彈性模量，提高了纖維混凝土復合材料的拉伸強度和彈性模量。 -
However, the small - size particle - reinforced composite is more prone to deformation localization than the large - particle composite under impact loading. dislocation models considering the effects of reinforcing particles are used to determine c1, c2 and c3 related to effective strain gradient in the present work. based on taylor relation and the kinetics of dislocation multiplication, glide and annihilation, a strain gradient - dependent constitutive equation of mmcp is developed
發展了具有顆粒增強金屬基復合材料材料背景的三個位錯模型，結合顆粒增強金屬基復合材料代表元模型標定了這類復合材料變形中的等效應變梯度，並用這些結果成功地表徵了這類復合材料變形強化和局部化中的增強顆粒尺寸依賴效應。
分享友人