shell structure 中文意思是什麼

shell structure 解釋
(原子、原子核的)殼層構造。

  • shell : n (pl shells 2 義為 shell)1 殼;介殼;甲殼;貝。2 (昆蟲的)翅鞘;蛹的蛻皮。3 【解剖學】種子的...
  • structure : n. 1. 構造,結構;組織;石理,石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】(直接經驗中顯現的)結構性,整體性;整體結構。adj. -d ,-less adj.
  1. The common hypotheses of the shell structure aren ' t alterative in the new finite element method, and it finishes the solution through the integral of the different laminas

    新單元的計算方法不改變殼體結構的一般假設條件,利用厚度方向分段積分來完成問題的求解,並對層合截錐殼進行計算。
  2. Nuclear deformations confirm shell structure.

    原子核形變證實殼層結構。
  3. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  4. Investigation on layout of cables for prestressed lattice shell structure of two - layer cylindroid

    拉索預應力雙層柱面網殼結構布索方案研究
  5. The results showed that the acr emulsoid particle size and its distribution can be adjusted by varying the amount of seed emulsion used in the pre - emulsionized seed - emulsion polymerization, and the acr emulsoid particles have core - shell structure obviously

    結果表明,採用預乳化種子乳液聚合法制備acr乳液,可以有效地控制乳膠粒徑及分佈;且所合成的acr乳膠粒子具有明顯的核殼結構。
  6. The emulsoid particle size and its distribution were determined by laser particle sizer. the composition changes of acr were inspected by ir, and the core - shell structure was observed by tem. the morphologyes of acr resin particles were inspected by polarization microscope at last

    通過激光粒度分析儀對所合成的乳膠粒徑及其分佈進行了分析測試,藉助于ir考察了所合成的acr的組成變化,並通過透射電鏡對所合成的acr的核殼結構進行了驗證,最後藉助于偏光顯微鏡觀察了破乳乾燥后得到的acr粒子。
  7. The method of curved lever space rigid frame, a new and practicable numerical method, is based on the utility of reinforced concrete shell structure in practical project and on endogen force analysis of shell structure as this paper extracts

    摘要從鋼筋混凝土殼體結構的實際應用出發,對殼體結構內力分析提出了一種新型實用的數值分析方法曲桿空間剛架法。
  8. The shell is divided into orthogonal or oblique crossing girder systems, which make up a space rigid frame structure, then an analysis is made of the endogen force of the shell structure based on the curved lever space rigid frame structure

    該方法通過將殼體結構離散成相互垂直或斜交的曲桿梁系組成的空間剛架結構,進而分析曲桿空間剛架結構的內力,達到殼體內力分析的目的。
  9. Thirdly, while analyzing composite materials shell structure, the structural pre - flection nonlinear equation and engenfunction for resolving flection load are separately simplified in the axis symmetry shell ' s flection finite element analysis

    本文在分析復合材料殼體結構時,軸對稱殼體的屈曲有限元分析對結構前屈曲非線性方程及屈曲載荷求解中的特徵方程分別作了簡化。
  10. The contribution of shell structure to the potential energy function can be obtained from an analysis of relative energies of nucleonic configurations in a potential of given shapes.

    通過分析在一給定形狀的勢能中核子組態的相對能量,可以得到殼結構對勢能函數的貢獻。
  11. " for their discoveries concerning nuclear shell structure

    發現原子核的殼層結構
  12. Development of styrene - acrylic anti - rust emulsion paint with core - shell structure

    殼苯丙防銹乳膠漆的研製
  13. Preparation and characterization of the polystyrene silver core - shell structure nanospheres

    核殼結構納米微粒的制備及表徵
  14. Cylindrical shell structure

    圓柱殼結構
  15. The sn - cu alloys with shell structure were prepared to reduce the problem of volume expansion. the morphology and composition of these alloys were charactered by sem and ed

    為了緩解錫合金在循環過程中的體積膨脹,使用熱處理的方法制備了殼層結構的sn - cu合金材料。
  16. The acrylate copolymers ( acr ) with core - shell structure were synthesized by seed emulsion polymerization used with butyl acrylate, styrene, methylmethacrylate as comonomers

    採用預乳化種子乳液聚合方法,合成了一種具有核殼結構的丙烯酸酯共聚物( acr ) 。
  17. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。
  18. In this paper at last. the localized anti - collapsing effect of the cave depot of single aircraft under the explosive load is calculated and analyzed. the explosive result shows that 3d ripped steel plate and ribbed shell structure are effective to raise the capacity of anti - collapsing of the protective structures

    對飛機單機掩蔽庫工程在爆炸荷載作用下,抗局部震塌效應進行了計算分析,模擬直接命中的爆炸試驗結果表明:鋼筋混凝土內襯三維波紋鋼板組成拱型復合結構,是提高防護結構抗震塌破壞的一種十分有效的措施。
  19. It also analyzed the whole stress of the ribbed shell structure under the explosive load. the analytic result keeps well with that of the dynamic response of 6. 8kg tnt. it shows that this analytic method in this paper is feasible for the design and inspection of cave depot of single aircraft

    通過理論計算與6 . 8kgtnt裝藥爆炸時的動力響應實測比較,兩者數值吻合很好,表明本文計算分析方法是可行的。為鋼板-混凝土拱型復合結構的設計與檢驗提供了理論基礎,為飛機單機掩蔽庫工程的設計檢驗提供了一條可行的計算分析方法。
  20. In this paper, emulsion polymerization as a way to prepare unorganic - polymer complex nanoparticles with core - shell structure is introduced. meanwhile, the formation mechanism and characterization technique are reviewed

    摘要簡要介紹了一種制備核殼式無機高分子納米復合粒子的方法乳液聚合,概述了核殼式無機高分子納米復合粒子的形成機理及其表徵技術。
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