混壓克力 的英文怎麼說
中文拼音 [húnyākèlì]
混壓克力
英文
acrylic blended-
Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate
本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。The prestressed continuous beam - arch composite bridges are a special structural system where the horizontal thrust of the arch rib is absorbed by a prestressed tie at deck level. in some cases, this type of structure is preferable because it does n ' t have the large thrust at the spring hi traditional arch bridges and the somewhat large bending moment and shear force in traditional beam bridges. as a result, the performances of the prestressing reinforcement can be efficiently utilized
它利用拱肋承擔壓力,系梁預應力束抵抗拱端推力,吊桿及縱橫橋面系結構承受橋面荷載,既克服了傳統拱橋巨大的拱端推力,又改善了連續梁橋較大的彎矩和剪力的受力狀況,最大限度地發揮了拱梁混凝土和預應力鋼筋各自的特點,經濟效益顯著。Through the non - linear fem static and dynamic analysis of the rcc gravity dam of kelashuoke reservoir by ansys, the deformation and stress law of dam body and its foundation under various working conditions is studied so as to get to know the working situation of the dam body and foundation rock under design conditions and to evaluate the reliability of the dam construction scheme
摘要採用美國ansys結構分析軟體,通過對喀拉朔克水庫碾壓混凝土重力壩方案進行非線性有限元靜力和動力分析,研究探討了壩體及基礎在各種工況下的變形和應力規律,以了解壩體和基巖在設計條件下的工作形態,對方案的可靠性進行了評價。In the dissertation, the study on carbon fiber reinforced concrete ( cfrc ) and plain concrete has been reviewed. then mechano - electric effect of cfrc and plain concrete, its mechanisms, the interaction among mechano - electric effect, piezoresistivity and seebeck effect, the electrical circuit model of concrete based on mechano - electric effect, electromagnetic emission of concrete, the mathematical model of mechano - electric effect are investigated. also the converse effect of mechano - electric effect of cfrc and plain concrete, that is, electromechanical effect, and the interaction between electromechanical effect and electrothermal effect of cfrc are examined
本文對碳纖維混凝土和素混凝土機敏性的國內外研究現狀進行了全面的評述,在大量實驗分析的基礎上,系統地研究了碳纖維混凝土和素混凝土的力電機敏性,研究了力電效應機理、力電效應與其它效應(壓阻效應、塞貝克效應等)的耦合關系、基於力電效應的混凝土電學模型、混凝土電磁發射現象、混凝土力電效應的數學模型等;論文同時對混凝土和素混凝土的電力效應、碳纖維混凝土電力效應與電熱效應的耦合關系等進行了探討;最後開展了基於力電效應的機敏混凝土結構應用研究。By way of these tendons, precest beams and columns can be assembled conveniently, and the joints and frame are monolithic and continuous. consequently, compared with common reinforced concrete frams, this kind of frame systems possess higher reliability and solved the problems in the process of assembling prestressed concrete frames. also it forms the framework of subassemblage and prestressed concrete frames, and explores a new way for industrial production of prestressed structures. by analyzing this system, a series of conclusion are provided, incluing modulation of bending moment produced by vertical loads within beam end, secondary internal forces produced by pretress force, shear resistance of the end of beams, the influence of lateral restrains. theresearch results of this paper are proved to be practical. some advices are also brought forward on the design process
后張預應力筋既可作為施工階段拼裝手段,又可在使用階段承受梁端彎矩,構成整體受力節點和連續受力框架,克服了裝配式節點受力可靠性差的缺陷,解決了預應力混凝土框架難以裝配的問題,形成預制預應力混凝土裝配整體式框架,開辟了預應力結構工業化生產的新途徑。本文針對預壓裝配式預應力混凝土框架,從豎向荷載作用下的梁端彎矩調幅、施加預應力在框架中產生的次內力、梁端抗剪承載力、考慮側限的無側移框架的承載力分析四個方面對該種裝配式結構體系的性能做了詳細的研究。Subassemblage and prestressed concrete frames are assembled by precast prestressed beams and columns, which are made in the factories, with tendons in the joints of the frames. so the joints and frame are monolithic and continuous, consequently, this kind of frame systems possess higher reliability and solve the problems in the process of assembling, exploring a new way for industrial production of prestressed structures
預壓裝配式預應力混凝土框架是採用工廠化生產的預制柱和預制預應力梁運至現場安裝,並對節點實施二次預應力張拉,構成整體受力節點和連續受力框架,克服了裝配式節點受力可靠性差的缺陷,開辟了預應力結構工業化生產的新途徑。分享友人