structural durability 中文意思是什麼
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9 series pressure cavity is made of stainless steel single unit integration structure by processing so may guarantee for the better seal performance. the characteristic of product are no o - ring, no welded, no silicon oil or other organic, structural durability ; the most apply to pump and compressor, liquid pressure and pneumatic system, go - anywhere vehicle, energy and water processing system, pressure instrument, refrigerating equipment, agricultural machinery device, locomotive braking system
9系列壓力腔採用不銹鋼單件一體式結構加工而成，因而可以保證較好的密封性能， 9系列產品的特點是無o形圈無焊縫無硅油或其它的有機物，經久耐用，主要應用於泵及壓縮機，液壓及氣動系統越野車能源及水處理系統壓力儀表冷凍設備農機設備機車剎車系統。 -
Through the experiment research on practical damaged element, considering the effect of durability damage of steel corrosion and crack on structural element function. for the maintainment and transform plans " selection and prevention of heavy accidents the paper put forward abundant basis. it ' s perfection and development will provide basis for scientific management of active structure
分析可知：鋼筋銹蝕是造成結構承載力下降的根本原因，同時也找出鋼筋混凝土結構耐久性影響的因素，為合理選擇大修改造方案，防止重大事故等方面提供充分依據，它的完善和發展將為現役結構的科學管理提供依據。 -
Based on the current research achievements on durability under chloride environment, probability theory, structural reliability theory, concrete structures theory, neural network theory and structure dynamic theory are employed comprehensively in this dissertation. some problems of durability of reinforced concrete structures under chloride environment were studied through the exploitation of experimental data, the rule of chloride ingress and steel bar corrosion, the performance of corroded member, and residual life prediction. the main issues and results in this dissertation are as follows : 1 、 the probability method for the prediction of durable life based on the stipulated reliability index for concrete structures under chloride environment is presented in this dissertation
本論文在國內外對氯離子侵蝕環境下混凝土結構耐久性研究成果的基礎上，綜合運用概率理論、結構可靠性理論、混凝土結構理論、神經網路理論、結構動力學理論等基本理論和方法，結合實際檢測數據，按照氯離子侵蝕、鋼筋銹蝕、銹蝕構件性能、銹蝕構件壽命預測的思路對氯離子侵蝕環境下鋼筋混凝土結構耐久壽命預測的有關問題進行了深入系統地研究，完成以下主要研究工作並取得相應成果: 1 、提出了氯離子侵蝕下基於規定可靠指標的混凝土結構耐久壽命的概率計算方法。 -
Through the investigation research on practical damaged element, considering the effect of corrosion, high temperature, wet environment, damage ( crack ) on structural durability, bearing capacity. this paper established the reliability analysis method of large - scale industrial factory, and applied the fuzzy mathematics to establish the factor set and weight coefficient set on the basis of expert experience. an analyzed method for fuzzy evaluation of structural element and bent frame structure system reliability is put forward
通過對實際結構破損構件的調查，考慮腐蝕，高溫，環境潮濕，破損（裂縫）等因素對結構耐久性、承載力的影響，論文建立了大型工業廠房可靠度的計算方法，利用專家經驗和模糊數學方法建立了模糊評價的因素集和權重集，對鋼筋砼結構構件和廠房排架結構體系進行了模糊評價。 -
Abstract : a brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
文摘:介紹三峽工程的科研項目，綜述三峽工程開工以來的主要科研成果及工程應用情況，包括：一期土石圍堰基礎處理與施工技術；大江截流上下游土石圍堰平拋墊底研究；二期圍堰防滲工程研究；大江截流計算機科學管理；大壩混凝土澆築方案及主要施工機械選型；混凝土的原材料和耐久性優化試驗研究；大壩基礎深層抗滑穩定研究；三峽電站進水口型式研究；鋼襯鋼筋混凝土引水管道研究；蝸殼打壓、廠壩間伸縮節問題研究；永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究；特大型水輪發電機組的科學研究。 -
A brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
介紹三峽工程的科研項目，綜述三峽工程開工以來的主要科研成果及工程應用情況，包括：一期土石圍堰基礎處理與施工技術；大江截流上下游土石圍堰平拋墊底研究；二期圍堰防滲工程研究；大江截流計算機科學管理；大壩混凝土澆築方案及主要施工機械選型；混凝土的原材料和耐久性優化試驗研究；大壩基礎深層抗滑穩定研究；三峽電站進水口型式研究；鋼襯鋼筋混凝土引水管道研究；蝸殼打壓、廠壩間伸縮節問題研究；永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究；特大型水輪發電機組的科學研究。 -
In this thesis, based on the theories of corrosion expansion force and the elasticity, by adopting the theory of reinforced concrete structures, the durability problems of reinforcing concrete structures considering the corrosion of reinforcing bar are studied systematically, such as the change of steel mechanical properties, the bond strength between corroded reinforcement and concrete, the shear carrying capacity and the flexural carrying capacity of the corroded reinforced concrete ( rc ) structural elements
本論文以鋼筋混凝土構件為研究對象，基於銹脹力研究理論和彈性力學，採用鋼筋混凝土結構基本原理，系統地研究了鋼筋銹蝕后鋼筋混凝土結構的耐久性問題，例如鋼筋的力學性能，銹蝕鋼筋與混凝土之間的粘結強度，剪切強度，抗彎強度等。 -
Because frp has great advantages in strength and efficiency, convenience in construction, good durability and corrosion resistance, extensive fields of application, low deadweight, and hardly changing the structural dimensions, so it ' s broadly used in construction engineering
由於它與傳統的結構加固技術相比，具有高強高效、施工便捷、耐久性及耐腐蝕性好、適用面廣、自重輕、不增加結構尺寸等優點，在實際工程中得到廣泛的應用。 -
Contradiction and unity relation in concrete structural design is put forward in the paper, including safety of structure and economy ; strength of material and deformation ; concrete protective coating and safety durability
摘要通過對混凝土結構設計規范的理解，提出了結構安全與經濟、材料強度與變形、混凝土保護層與結構安全性、耐久性等因素的對立統一關系對結構設計的影響。 -
In this paper, based on the previous research result, by using theory of electrochemical mechanism, probability math, reliability theory, basic theory of pre - stressed concrete structures, structure optimum design, theory of control, maintenance strategy decision theory of structures and etc., the research on steel corrosion monitoring method, structural corrosion damage model, reliability analysis, the maintenance and repair method that based on corrosion control, the optimum structural design method of new bridge structures that consider durability and the optimum maintenance strategy decision theory are carried out. 2. corrosion mechanism and monitoring technique it is widely accepted that the corrosion of steel in concrete structure is a electrochemical process, include the formation of anode & cathode area on metal surface and potential difference between different ' area
本文在已有理論研究的基礎上，針對預應力混凝土橋梁建設及使用中存在的影響結構耐久性的實際問題，綜合運用電化學理論、概率理論、結構可靠性理論、混凝土和預應力混凝土結構基本理論、結構優化理論及控制維修決策等理論和方法，詳細研究了基於電化學理論的鋼筋銹蝕檢測方法、預應力混凝土橋梁結構的腐蝕損傷模型、可靠性分析、基於腐蝕控制的維修方法、橋梁結構方案選型及優化設計以及在役橋梁結構的優化維修決策等問題第二章混凝土結構的腐蝕機理及檢測技術目前普遍認為，結構混凝土中鋼筋的腐蝕是一種電化學的過程，包括在金屬表面形成陽極（腐蝕）和陰極（鈍化）區域以及不同區域間的電位差等。 -
The paper build a plane model of the whole bridge based on the fem, and analyze the internal force and structural displacement changes in every damage circumstance. the data reflect that the damages in arch rib in the tip will make internal force of some sections increased, accordingly the stability and the durability of the structure reduce ; the damages in the arch foot will change the structure system ; and the displacements of abutments will develop great accessional internal force, and deform the main arch and even crack, accordingly change the system of the structure
論文建立了全橋的平面有限元模型，分析了在各種病害情況下全橋的內力及結構位移的變化，計算數據反映了，拱頂拱肋損傷會造成某些截面的內力增大，結構的穩定性和耐久性降低；拱腳損傷可能引起結構體系改變；墩臺位移會使上部結構產生較大的附加內力，使拱圈變形甚至於開裂，從而導致結構的受力體系發生改變等。 -
Cold - formed steel sections are lightweight material and suitable for building construction owing to their high structural performance and durability
冷彎薄壁型鋼是一種輕型材料，由於具有卓越的結構性能和延性而廣泛運用於房屋建築。 -
It is indicated by example that this design method takes fully into account the resistance reduction, so it can maintain the structural reliability and durability efficiently
算例表明，該設計方法充分考慮了抗力隨時間的衰減，能有效的保證結構的可靠性和耐久性。 -
Products and systems for the protection and repair of concrete structures - test methods - determination of the durability of structural bonding agents
混凝土結構的防護和修整用產品和系統.試驗方法.結構粘接劑耐久性的測定 -
Structural adhesives - qualitative assessment of durability of bonded assemblies - wedge rupture test
結構膠粘劑.粘合組件耐久性的定性評定.楔形破裂試驗 -
Structural adhesives - qualitative assessment of durability of bonded assemblies - wedge rupture test iso 10354 : 1992 modified ; german version en 14444 : 2005
結構膠粘劑.粘合組件耐久性的定性評定.楔形破裂試驗 -
It proved that the fem model can simulate the corroded rc beams and can be used in the research and design of concrete structural durability. to illustrate the mechanical property of the corroded concrete beam, test beams are loaded to failure after those had an accelerated galvanic corrosion process. the mechanical property of corroded short beams is carefully studied
開展銹蝕混凝土梁的非線性有限元分析也是本文研究的一個重要內容，作者通過有限元法模擬了銹蝕的混凝土足尺梁和電化學銹蝕混凝土梁，與試驗結果相驗證，證明了有限元模擬的合理性，這對於我國鋼筋混凝土的耐久性設計與模擬具有一定的參考價值。 -
Adhesives - characterization of durability of structural - adhesive - bonded assemblies - wedge rupture test
膠粘劑.結構粘結組件耐久性的特性.楔形破裂試驗 -
Abstract : durability zonation standard ( dzs ) is proposed to provide useful parameters for durable concrete structure design. it deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost ( lcc ). first, the basic concept of dzs for concrete structure design is defined. then the basic principles for dzs are established. the factors for zonation according to natural environmental conditions and structural importance are identified. the usefulness of dzs by citing a real application for concrete highway bridges in zhejiang province is demonstrated. finally, durability regulations are provided accordingly to zonation
文摘:混凝土結構耐久性環境區劃標準的目的就是為混凝土結構耐久性設計提供合理的設計參數.混凝土結構耐久性環境區劃標準在結構全壽命周期成本原理基礎上考慮了環境對結構的影響，並將結構的重要性、結構形式和功能等多方面因素一併納入考慮之中.首先給出了混凝土結構設計耐久性環境區劃標準的概念和建立該標準的3個基本原則，其次根據自然環境條件和結構重要性等確定了區劃的主要影響因素，然後以浙江省公路橋梁結構耐久性環境區劃圖的編制為例說明了混凝土結構耐久性環境區劃的可行性與實用性，最後根據區劃圖給出了耐久性區劃標準的若干設計規定 -
The research on corrosion of pre - stressed concrete bridge is a very complex project, the research involve the theory of pre - stressed concrete engineering, electrochemical mechanism, structural durability analysis, theory of control and etc. due to this reason, the research on this field is rare, and most relevant research is mainly on the development of pre - stressed concrete engineering, structural electrochemical mechanism, the method of monitoring, corrosion protection of service structure and structural durability analysis separately
預應力混凝土橋梁的腐蝕研究是一項跨學科的課題，牽涉到預應力混凝土工程、電化學腐蝕、結構耐久性分析以及控制理論等多個方面。由於課題的復雜性，目前針對性的研究較少，絕大部分的相關工作主要集中於預應力混凝土工程的研究發展、結構電化學腐蝕機理及檢測方法的研究、在役結構的防腐蝕研究、結構的耐久性研究等幾個獨立的方面。
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