防振結構 的英文怎麼說

中文拼音 [fángzhènjiēgòu]
防振結構 英文
vibration proof structure
  • : Ⅰ動詞(防鷥) provide against; defend against; guard against Ⅱ名詞1 (防守; 防禦) defence 2 (堤...
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. 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;利用核磁共對新型硅烷單體進行了證實;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。
  2. On the basis of analyzing the working circumstance and prosperity of downhole drilling string of the surface dynamic rotating drilling vertical well, the force prosperity and failure forms of downhole drilling string are focused on. and further research has been done on the vibration damage of downhole drilling string as well as the construction and work prosperity of vibrating - proof hydraulic shocker absorber

    本文在對地面動力旋轉鉆井直井井下鉆柱的工作環境和特性加以分析的基礎上,著重對鉆柱在井下的受力特性以及損壞形式進行了分析,並對鉆柱在井下的動危害以及用於動的水力加壓減震器的、工作特性等一些規律進行了深入的探索和研究。
  3. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設烈度和場地特徵周期合起來,計算分析了成層地基中單樁的橫向地震響應,得到了以下論: 1 )上部慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部質量的影響,隨地震基本加速度、上部質量的增大而增大;場地特徵頻率越接近樁基自頻率,樁基地震響應越大,等於自頻率時,由於發生共現象,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  4. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和試驗研究相合的方法,研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法,主要內容為以下幾方面:對一擬建的復雜高層建築,採用1 20比例的空間整體模型,進行了26種工況下的模擬地震動臺試驗,觀察了的破壞過程和地震反應,分析了件的抗震性能;建立了的精細空間模型,利用sap2000n大型有限元分析程序對進行了彈性時程分析;通過有限元分析與試驗果的對比,對的抗震性能和抗震能力做出綜合評價,認為該由於轉換層上部去掉部分樓板,既可滿足建築設計的通風、採光等要求,又可達到協調轉換層上、下樓層抗側剛度的效果,是一種較理想的有多道抗震線的型式。
  5. The aim of this thesis is to analyze the panel flutter mechanism and establish a mechanical model for panel flutter analysis and this work is the basis of panel flutter control studies

    本文的目的就是對壁板的熱顫特性進行系統深入的分析和研究,為高速飛行器的壁板設計和壁板顫抑制的研究建立理論基礎。
  6. Structure parameter calculation code for fr - type dampers

    錘的參數和計算程序
  7. Adding damped structure can decrease dynamic stress of blade and avoid blade fatigue failure from forced vibration

    摘要為了止透平機械長葉片因動而導致的疲勞損壞,目前普遍採用的方法是在葉片上增加摩擦阻尼
  8. The thesis mostly studies the design of the arj21 composite material rudder and covers the whole designing process, such as the drawing out of design project, the selecting of the composite material, the design of the spreading ply, the structural design and analysis, the design of preventing fatigue, quiver and antisepsis, the servicing scheme ' s establishment

    本文主要研究了arj21復合材料方向舵的設計,主要包括:從設計方案的擬訂、復合材料的選取、鋪層的設計到設計和分析、疲勞和腐設計再到設計和維修方案的制定等整個設計過程。
  9. In the design, gear and spline were adopted, so symmetrical movement of ( collimator ’ s ) lead gates can be achieved easily, mechanical structure became more compact. worm was adopted to adjust mirrors accurately, and deflection of mirrors can be prevented in case of the external impacts or vibrations

    採用齒輪齒條,實現鉛門的對稱開合運動,使子系統的機械更為緊湊,同時提高了定位精度;採用蝸輪蝸桿調解反光鏡的角度,可以使反光鏡的調節更精確,同時可以止在外界動或撞擊下反光鏡發生偏轉。
  10. The packaging design of electric cooker was introduced, which included structure design, dimension design, vibration - proof design, and cushioning pad checkout

    以電飯鍋為例,採用蜂窩紙板作為緩沖材料進行緩沖設計,即設計、尺寸設計、緩沖襯墊的校核等,最後進行了設計。
  11. Thirdly, subspace iterative method is adopted in the paper, and natural periods and modes of preceding fifteen steps of zhongshan no. one bridge are solved, dynamic characteristics of this kind of structural system are obtained, inherent link between dynamic characteristics and structural rigidity is discussed deep, the viewpoint is provided that dynamic characteristics of a structure are considered as important basis whether structural scheme is rational ; in addition, the author brings out some own views and opinions about calculational methods of prestress value of different sorts of tie rods, simulation of local rigidity region, foundation of a local finite element model of a node

    另外,提出在施工階段中某些件的應力有可能比成橋狀態的應力還大,需止在施工狀態中件因強度不足而破壞;再次,採用于空間迭代法,求解了拱式組合體系橋梁的自周期和型,得出該種體系的動力特性,深入探討了動力特性和剛度之間的內在聯系,提出了把的動力特性作為判斷方案是否合理的重要依據。此外,本文還就系桿預應力值的確定方法、局部剛度區域的模擬、節點局部有限元分析提出了作者的見解和看法,對解決類似問題得出了一些有參考意義的論。
  12. Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result

    西安理工大學碩士學位論文在水平地震作用下,並考慮風荷載組合,分別對「矩形柱純框架」 、 「異型柱純框架」 、 「異型柱框一析架」及「異型柱框-剪」等四種體系,通過改變參數,運用空間有限元方法,進行地震作用計算。系統地分析研究「型」 、 「動周期」 、 「側向剛度」 、 「地震反應力」 、 「樓層地震剪力」 、 「側向位移」 、 「層間位移角」 ,以及「件內力」 。果表明:在等面積原則下,異型柱代換矩形柱后,剛度增大,側向位移明顯減小,地震反應力略有增加,框架柱軸壓比最大增幅小於8 % ,整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時,有利於抗震;水平地震作用力與整體坐標夾角為0度時,地震作用效應較大,屬設計的控制因素之一;異型柱框一析架採用「人」字斜撐,側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪側向剛度大、位移小,件內力增大適中,是一種抗震性能優越的體系:在抗震設烈度較高地區( 8度)和抗震不利的建築場地( m類場地) ,採用異型柱體系時,應盡可能減輕自重,降低地震作用力;分別採用「型分解反應譜」法和「時程分析」法進行地震作用計算,兩種方法所得果基本一致。
  13. Vibration - proof structure

    防振結構
  14. A mathematical model in the grinding technology of explosion - proof surface is worked out to find out vibration characteristics, amplitude and phase, and educe the relation curve between shape error and technical parameter

    進而討論箱體零件加工工藝過程誤差轉換模型、形狀精度特徵、傳遞圖、描述方程、誤差轉換圖;提出爆面磨削工藝系統的數學模型;求解出動特性、幅值和相位,得出了形狀誤差與工藝參數的關系曲線。
  15. In the end, the paper sums up the calculation results, and reviews the whole performance of this type of structures under earthquake actions. except that, it reviews the structures " security about the translation - and - torsion coupling response under the fortification and rare seismic actions, and gives a primary evaluation ; it also discusses some characters of the structures " three - dimensional nonlinear response of torsion under earthquakes

    通過對分析果的歸納整理,考察了按照新規范設計的這一類不規則框架的總體抗震性能;驗證了各自在中震和大震作用下抗扭設計方法和措施的安全性,對在平?扭耦聯動下能否達到「中震可修」 、 「大震不倒」的抗震設目標進行了初步評價;同時也對這一類不規則鋼筋混凝土框架在地震作用下的三維非線性動力扭轉反應規律作了初步的探討。
  16. And, the structure weak - regions lie respectively in the transfer - floor, the vicinity of the 20th floor and the roof, which need to make the measure to avoid the structure plastic deformation under the action of stronger earthquake. ( 5 ) the vibration form appears the coupling of move and torsion, electing the first 15 modes to analyze can reflect accurately the actual load - function situation of the structure

    轉換層、 20層附近以及頂層為的薄弱層,需採取加強措施以在強震下產生塑性變形。 ( 5 )本動形式表西安理工大學碩士學位論文現為平動與扭轉的禍連,取的前巧階型作分析能夠較精確的反應的實際受力狀態。
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