structural plastic 中文意思是什麼

structural plastic 解釋
結構塑料
  • structural : adj. 構造上的,結構上的,組織上的。adv. -ly
  • plastic : adj 1 造型的;塑造的;給與形態的。2 可塑的,塑性的,受范的;柔軟的;〈比喻〉溫順的,肯聽話的。3 ...
  1. Based on the studies of petrotexture, structural deformation and the relevant metamorphism, this paper indicates that this peridotite massif is the product of ultramafic magma cumulated at the crust - mantle transtion zone and has undergone the early stage of plastic deformation under the condition of granulite facies ( 800 ) and late ductile shearing at amphibolite and greenschist facies in relevance to uplifting

    本文通過巖體的結構、構造變形及相應的變質作用研究,提出了該橄欖巖體是由超基性巖漿在殼幔過渡帶結晶而成,並經歷了與圍巖一致的麻粒巖相( 800 )條件下的早期塑性變形以及角閃巖相和綠片巖相退化變質條件下與逆沖上升有關的韌性剪切變形。
  2. Based on analysis and compare of all kinds of precept - sorting of feature of plastic product for the different structural plastic product, a 3d feature library of plastic product was built on the platform by integrating feature - modeling technique with parametric technique. the feature schleps its information of non - geometry by database - externed technique of the entity. after building the database of plastic material, the module of choice of plastic material is developed by technology of odbc

    針對不同結構類型的塑件,在全面分析、比較塑件特徵分類的各種方案的基礎上,採用三維特徵建模技術和參數化技術,建立了注塑產品的三維特徵庫;應用實體擴展數據庫技術,使特徵攜帶非幾何信息;再在建立塑料物性數據庫的基礎上,採用odbc技術,開發了塑料材料選擇模塊;通過塑件特徵的調用和人機交互輸入參數的方法進行塑件三維造型,再把塑件的三維實體和塑件的非幾何信息結合起來,生成塑件全信息模型。
  3. The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter

    本文首先從梁極限狀態下的變形入手,將塑性鉸區看作純彎段,將塑性鉸以外的區域看作剛體,按照體外預應力筋的形狀不同,分工程中最常見的三種體外結構形式,即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的單折線型梁和具有兩個轉向塊的雙折線型梁,研究體外預應力筋變形和梁體的變形間的關系,推導出以極限狀態下塑性鉸區之半對應的轉角為參數的計算體外預應力混凝土簡支梁以及連續梁的體外筋應力增量計算公式,並進一步求得梁的極限承載力。
  4. For the sake of realizing the structural lightweighting design on ball cage patterned constant speed universal joint, taking the maximum contact stress of ball cage patterned constant speed universal joint, overall contacting deformation and plastic deformation as foundations, a preliminary study was carried out respectively on two kinds of ball cage patterned constant speed universal joints with their number of balls as 6 and 8

    摘要為了實現球籠式等速萬向節的結構輕量化設計,以球籠式等速萬向節最大接觸應力、接觸總變形和塑性變形為依據,分別對鋼球數量為6和8的兩種結構的球籠式等速萬向節進行了初步研究。
  5. From the feature of the force and deformation of the tpih, 5 different elements are used to mesh the different zones of the tube, which are structural beam 3d elastic 4, structural pipe plastic straight 20, structural pipe elastic elbow 18, structural shell elastic 4 node 63 and contact 3d pt - to - surf 49 ; the contact problem is assumed to be flexible - to - flexible ; the temperature field is assumed to be body load. a mechanical model corresponding to reality has been established for numerical simulation. based on the above, the 3 - d fem numerical simulation of tpih has been carried out by using the ansys program

    針對加熱彎管過程的受力和變形特點,採用三維梁單元、三維塑性直管單元、三維彈性曲管單元、三維殼單元與三維點對面接觸單元等5種不同的單元分別對管毛坯不同區域進行劃分,並對接觸單元採用柔體-柔體的處理方法,將溫度場作為體載荷處理,建立了符合實際的加熱彎管問題數值模擬力學模型:在此基礎上,應用商用軟體ansys對加熱彎管過程進行三維有限元模擬與研究,獲得了成形時推力、彎矩、支撐力大小及其變化趨勢。
  6. Doctor candidate : yan qiwu supervisor : prof. slien pllsheng iii this thesis, a systematic theory on spatial elastic - plastic time - history analysis of reinforced concrete frame - tube structures tinder strong multiple earthquake excitations is established. covering problems about materal, rnember and structural system considering about the nonlinearity of material, geometry and boundary

    木文考慮了材料、幾何、邊界非線性,建立了從材料、構件到結構的一個較為系統的鋼筋砼框筒結構在多維地震波作用下的空間彈塑性時程分析理論。
  7. Pseudo - static force testing of 1 : 2 scale models of a steel frame with dog - bone connections is first carried out in china in order to obtain elastic - plastic behavior of dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost. the influence of dog - bone connection on the coming order of plastic hinges and failure characteristic of steel frame, and the influence of dog - bone ' s shape and position on the behavior of structure is obtained

    通過試驗考察了狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能;了解狗骨式連接對結構塑性鉸出現的順序以及結構破壞形態的影響;了解節點處與狗骨處應力發展狀況,探討狗骨削弱的形狀和削弱位置對節點性能的影響。
  8. This paper also researches on thermal elastoplastic analysis model of multilayered graded coating structures on the basis of thermal elastoplastic analysis model of trilayered materials with the focus on the structural character of graded coating. it builds the thermal elastoplastic analysis theory for the graded coating structure that has a single plastic layer or two plastic layers. it gives the analytical formulas of thermal stresses and the thermal elastic - plastic transform temperatures of graded coating that has a single plastic layer or two layers under the thermal loading

    針對梯度塗層的結構特徵,在建立的三層疊層材料熱彈塑性分析模型的基礎上,對多層梯度塗層結構的熱彈塑性分析模型進行了研究,分別建立了含單個塑性層和兩個塑性層的梯度塗層結構的熱彈塑性分析理論,給出了在熱載荷作用下含單個塑性層和兩個塑性層的梯度塗層的熱彈性-塑性臨界溫度和熱應力分析公式,利用有限元分析對理論模型進行了驗證。
  9. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前,解決混凝土開裂的方法是綜合的,我們調查研究了混凝土開裂的原因,開發研製了高性能抗裂外加劑,優化混凝土的設計和施工方法,並通過補償收縮達到混凝土體積穩定,提高抗裂強度,滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術,應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法,從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題,發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  10. It is applied in manufacturing the automatic structural parts, especially higher environment protective auto inner parts ; low - volt electric insulation parts which need higher impact strength higher wearable properties better heat - resistance colorful and must be made from thermosetting plastic ; low - volt electric structural parts which need no corrosion to free ammonia and formaldehyde mainly preventing the insulation material to corrode the silver electrode ; accessory of dishware and kitchenware which need functionality demand including no melting no dissolving and affording high temperature, and ornamental demand which has colorful performance. the appearance of the product submits granular shape

    本產品適用於製造汽車零件,特別是有環保要求的高級轎車的內飾件低壓電器的絕緣結構件,尤其是要求沖擊性能較高耐磨性好耐熱性好和顏色鮮艷的又必須是由熱固性塑料製造的低壓電器絕緣結構件,也適用於對游離氨和游離甲醛含量主要是防止絕緣材料對銀觸頭的腐蝕有要求的低壓電器絕緣結構件餐具和廚房用具等日用品配件,特別是既有不熔化不溶解經得起高溫烘烤的功能性要求,又有色澤艷麗的裝飾性要求的高檔日用品。
  11. Using the complex potential method in the plane theory of elasticity of an anisotropic body, a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion, and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics. equivalence yield stress is introduced in order to consider the effects of the plastic zones, with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately. the effects of plate size, crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly

    採用各向異性體平面彈性理論中的復勢方法,以faber級數為工具,得到了含多裂紋有限大板在任意載荷作用下應力場的級數解,並應用斷裂力學方法確定裂紋尖端的應力強度因子;引入當量屈服應力考慮裂尖塑性區的影響,提出基於帶屈服準則的剩餘強度分析模型,能夠充分考慮結構尺寸和裂紋之間相互作用對應力場的影響;通過數值計算詳細討論了結構尺寸和裂紋之間位置關系對應力強度因子和結構剩餘強度的影響規律,得到了一系列對工程應用具有實用價值的結論。
  12. Strengthening concrete structure with fiber reinforced plastic ( frp ) is a new structural repair method in recent years

    纖維增強塑料( fiberreinforcedplastic ,簡稱frp )加固混凝土結構,是近年來出現的一種結構加固新方法。
  13. A two component design consisting of appropriate size and length of structural reinforcing rods and dead - end component is required to transfer axial tensile loads and distribute radial compressive forces through the plastic jacket and onto the internal strength members without damaging the fragile plastic jacket or internal optical fibers

    螺旋預絞絲結構不僅能有效地降低配合區域內光纜單位應力和避免應力集中,傳遞軸向張力,而且將預絞絲的徑向壓力均勻地分佈在這段較長的配合區域內。
  14. It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas

    為進一步研究這種復雜高層建築結構的彈塑性性能,本文在國內外現有研究的基礎上,提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模擬空間柱、梁和剪力墻,推導了相應的剛度矩陣並給出了恢復力模型;結合試驗研究和精細有限元分析的結論,提出線性和非線性單元相結合,剛性樓板假定和彈性樓板相結合的建模方法,較好地解決了空間結構彈塑性分析中佔用計算機資源較多的問題;接力大型有限元分析程序? ? ansys ,在上述建模思路的指導下建立了結構的空間非線性分析模型,進行了空間三維彈塑性時程分析。
  15. Specification for structural design of buried glass fiber reinforced plastic mortar pipeline of water supply and sewerage engineering

    給水排水工程埋地玻璃纖維增強塑料夾砂管管道結構設計規程
  16. The research indicate that the structured soft clay has below several characteristic, the viscous strain is produced during the stage of primary consolidation and of second consolidation, and in the prophase, the relation of stress - strain - strain rate is unique, so the form of constitutive model, such as, f ( v ', e ) = 0, f ( ' v, e, t ) = 0, ca n ' t describe strain behavior of soil skeleton rationally ; the time - dependent properties involve three aspects, in addition the time - dependent strain, apparent preconsolidation pressures that depend on strain rate, and the effect of creep compression on apparent preconsolidation pressures ; because of holding structural strength, the mechanics characteristic is determined by the magnitude of stress, and the compression curve is composed of several sections. by combining structural yield stress and it ' s characteristics with the improved time line model, a new one - dimensional elastic visco - plastic consolidation model is established

    研究結果表明,結構性土的固結過程具有以下特性:主固結和次固結階段都包含有因土骨架的粘滯性移動而產生的變形,而且在正常固結階段,存在應力?應變?應變速率的唯一性, f ( _ v , e ) = 0 、 f ( _ v , e , t ) = 0形式的本構關系不足以描述土骨架的變形行為;固結壓縮過程中的時間效應包括三個方面的內容,除了應力應變關系與時間相關外,還包括粘滯性變形引起表觀前期固結壓力增加和屈服應力的應變速率效應;軟土的結構性使其力學特性與應力水平相關,壓縮曲線具有分段性。
  17. We can offer all color series of products according to the customer requirements. it is applied in manufacturing the automatic structural parts, especially higher environment protective auto inner parts ; low - volt electric insulation parts which need higher impact strength higher wearable properties better heat - resistance colorful and must be made from thermosetting plastic ; low - volt electric structural parts which need no corrosion to free ammonia and formaldehyde mainly preventing the insulation material to corrode the silver electrode ; accessory of dishware and kitchenware which need functionality demand including no melting no dissolving and affording high temperature, and ornamental demand which has colorful performance 2. technological property see following table

    本產品適用於製造汽車零件,特別是有環保要求的高級轎車的內飾件低壓電器的絕緣結構件,尤其是要求沖擊性能較高耐磨性好耐熱性好和顏色鮮艷的又必須是由熱固性塑料製造的低壓電器絕緣結構件,也適用於對游離氨和游離甲醛含量主要是防止絕緣材料對銀觸頭的腐蝕有要求的低壓電器絕緣結構件餐具和廚房用具等日用品配件,特別是既有不熔化不溶解經得起高溫烘烤的功能性要求,又有色澤艷麗的裝飾性要求的高檔日用品。
  18. But this method still exists some shortcomings such as : while adopting displacement - control analysis method how to estimate the structural displacement requirement, how to select the horizontal load mode before and after the structure yields, how to considerate the high level mode that have a large effect while it is in the later position, how to considerate the elastic - plastic response spectra correctly. these problems remain to be solved. so this method needs to improved furtherly

    但該方法仍存在一些不足,如:分析時採用位移控制的方法時,如何預估結構的最大位移需求;結構屈服前後水平荷載的分佈模式如何選取;對結構影響顯著但比較靠後的高階振型如何考慮;如何正確的考慮結構的彈塑性反應譜等問題仍沒有得到很好的解決,因此該方法仍需進一步的改進。
  19. Multi - span plastic greenhouse structure design theory has been studied systemic which include design loads, design methods and system optimization designs aimed at the situations above - mentioned, meanwhile, theory analysis and designs have been completed for series east - china multi - span plastic greenhouses in accordance with the local climate characteristic. some elementary conclusions are summed up : ( 1 ) in the aspect of multi - span plastic greenhouse structural design loads researches, based on the contrast analysis of loads provided in foreign and chinese standards, analysis and discussion are mentioned about the definition loads, the estimation and load cases for multi - span plastic greenhouse structural design in details, some conclusions are summed up first : i, wind load : under the present conditions, it is unnecessary to

    得到一些初步的結論: ( 1 )在連棟塑料溫室結構設計荷載研究方面,從分析比較國外關于溫室建築及我國工業與民用建築設計荷載規范的角度出發,針對連棟塑料溫室結構設計中的荷載定義方法、計算取值、荷載組合等進行了較深入的探討和分析,首次得到以下結論: 、風荷載:在現有條件下,考慮風壓高度變化系數、陣風作用因子和風荷載體型系數,按中國建築結構荷載規范( cbj9 ? 87 )計算風荷載是可以的,不必進行重現期博士學位論文摘要修正。
  20. We could produce plate for structural use, welded structural use, building use, machine structural use and plastic die mold use

    我們可製造結構用鋼板、焊接結構用鋼板、建築結構用鋼板、機械結構用鋼板、以及塑膠模具用鋼板。
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