precast-prestressed 中文意思是什麼
precast-prestressed
解釋
預制預應力的- precast : vt. ,adj. 【建築】預制（的）；預澆鑄（的）。 precast reinforced concrete beams 預制鋼筋混凝土梁。
- prestressed : 安裝預應力
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Prestressed precast concrete pile
預應力預制混凝土樁 -
Precast prestressed concrete panel for composite slab
疊合板用預應力混凝土薄板 -
Based on the experimental results, in concrete limitation stress sandwich first stage ' s ability and one - way and two - way precast slabs sandwich, results content code require - second class crack control. resistant crack calculation is appropriate. because post - tensioned prestressed advances plane ' s resistant crack. deformation and section strain measure accord with calculation results, this indicates 3d - gridding beams modulus is reasonable to precast slabs sandwich
本文通過對試驗數據的分析總結，認為：單塊夾層板第一受力階段的性能試驗及單向和雙向裝配整體式夾層板的性能試驗，滿足《混凝土結構規范》 （ gb50010 - 2002 ）中關于預應力樓板的二級裂縫控制等級的要求，抗裂設計得當；由於板縫無粘結預應力筋的存在提高了板的抗裂性。 -
With the retrospection of the developing course of the bored pile foundation and combining with my practical experience, the paper expatiates upon the design principle of percent of fit of the stone - fill grouted concrete and the main factors of the influence strength target, and the final pile technique introduction of the hollow pile of the stone - fill grouted concrete and the precast prestressed concrete ; baesd on the theory of slurry hydraulics, empirical calculation formulas of the radis and height of diffuse slurry are deduced in this paper ; it analyzes the test pile materials of the hollow pile foundation, such as luoyang yi river bridge and dangwang jian river bridge ; the new technique of the hollow pile, which provides the generalization and application with base materials, expounds its feasibilities, adaptabilities and economy
本文通過綜合分析國內外鉆孔樁基礎的發展歷程及研究現狀，重點討論了填石壓漿混凝土空心樁、預制預應力混凝土空心樁的成樁工藝、填石壓漿混凝土的配合比設計原理及影響強度指標的主要因素；根據泥漿水力學原理，導得了考慮各種因素的水泥漿液在預填骨料中的流動影響半徑和上升高度；結合河南省洛陽伊河大橋、黨灣澗河大橋工程實踐，討論了填石壓漿混凝土空心樁基礎的質量檢測方法及標準；並在此基礎上，深入分析了樁側、樁端承載能力，提出了填石壓漿混凝土空心樁的設計計算理論和方法。最後，論證了空心樁新工藝的可行性、適應性、經濟性，為大力推廣應用空心樁新技術提供了可靠的技術資料。 -
Pk prestressed composite slab is a new composite floor structure by improving the traditional prestressed composite slab, its precast slab is a prestressed ribbed panel of which prestressed steel is a spiral ribbed high - strength wire, which make the precast component a higher stiffness and buckling capacity
本文研究的pk預應力疊合樓板是通過不斷改進傳統預應力疊合板后研製的一種新型疊合樓板結構，其預制構件為帶肋薄板，預應力筋採用螺旋肋消除應力高強鋼絲。 -
Precast prestressed concrete products
預制預應力混凝土製品 -
This paper mainly discussed one type of two - way superposed slab floor with prestress in one way. the lower layer of the superposed floor is precast - prestressed sandwich slab, and the upper layer is cast - in - situ concrete. reinforcements set in the precast slabs lapped with each other at the side of it
與傳統的裝配式預應力樓蓋和現澆樓蓋不同，它是將現代預應力技術和疊合結構體系相結合的一種新式樓蓋形式，具有重量輕、抗裂性強、承載力高、整體性好以及保溫、隔音等諸多優點。 -
The detail procedures of the loading test on the ultimate bearing capacity under different load cases and the author ' s first - hand experience during the tests are documented in the paper. based on the experimental performance, it has been verified that the superposed floor assembled by the precast - prestressed sandwich slab working under the design and the reliability of the lateral connecting character of the slab
在板側縫內施加后張法無粘結預應力，在構造上利用板側伸出的鋼筋相互搭接實現橫向傳力，變單向受力為雙向受力形成裝配整體式樓蓋結構，可明顯改善樓蓋結構的受力性能。 -
The results show that the performances of precast prestressed beam - to - column concrete connections with unbonded tendons are equal or superior to that of a monolithic connection in terms of ductility and displacement - restoring capacity
結果表明，無粘結預應力裝配式混凝土框架連接具有良好的耗能能力，在延性和變形恢復能力上比現澆連接更優。 -
Subassemblage and prestressed concrete frames are assembled by precast prestressed beams and columns with tendons in the joints of the frames. these beams and columns are hoisted in site and the tendons are passed through the moire pipes. so prestressing force are brought to the joints of the frame. these tendons also can assume the moments at the end of the beams in ordinary condition
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，運至現場直接吊裝，樑柱就位后，將后張預應力筋穿過樑柱預留孔道，對節點實施預應力張拉預壓。 -
Throw the research we can get the performance of the joint of the unbond precast and pretressed continuous beam and how the moment redistributes. we got the conclusion that compare the monolithic prestressed continuous beam, the unbond precast and pretressed continuous beam has short amplitude modulation capacity
得到預制預應力連續梁接縫處的受力性能，內力重分佈的表現形式，並認為在極限荷載下預制預應力連續梁的調幅能力低於整澆式連續梁等特性。 -
Precast prestressed concrete beam
預制預應力混凝土梁 -
Based on tests of three moment - resisting beam - column connections under low reversed cyclic loading, this paper inquires into the failure pattern, hysteresis loop curves, displacement - restoring capacity, displacement ductility and energy dissipation of the precast prestressed beam - to - column concrete connections with unbonded tendons
摘要通過三個框架節點在低周反復荷載下的試驗，對無粘結預應力裝配式混凝土框架連接的破壞形態、滯回曲線、變形恢復能力、位移延性、能量耗散等性能進行了研究。 -
Firstly, the paper sums up program foundation of the auto design system for the structure of prestressed composite slab, in which object - oriented programming and multi - language programming are discussed emphatically. secondly, the paper illustrates program design of the auto design system in preprocess section, analyses calculation section and postprocess section respectively, in which the function design of the intellectualized collocation, the continuous beam model, the check of the precast slab, auto generation of the calculations and shop drawings is described weightily. finally, the practical design methods and process of the structure system of prestressed composite slab are expatiated by representative example
在綜述了預應力樓蓋體系以及計算機輔助設計的相關內容，分析了國內外研究現狀，研究了疊合樓蓋的受力機理、抗彎抗剪性能以及經濟指標后，文中首先概括了預應力疊合樓蓋體系自動設計系統的編程基礎，其中重點討論了面向對象程序設計和混合語言編程技術；然後分前期處理、分析計算、後期處理三部分，詳細說明了預應力疊合樓蓋體系自動設計系統的程序設計，其中突出描述了程序所特有的智能布置、連續梁模型、預制板校核、生成計算書及施工圖等功能的設計；最後用實例講述了預應力疊合樓蓋體系的實際設計方法及步驟。 -
Precast prestressed tubular pile
預制預應力管狀樁 -
Prestressed pipe pile is a precast pile, which has many merits, such as high bearing capacity, high degree industrialization and convenience construction, and it is widely used in engineering now
摘要預應力管樁作為一種預制樁，具有單樁承載力高、工業化程度高，施工快捷方便等優點而在工程中得到推廣應用。 -
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。 -
The precast and pretressed continuous beam is differente from the monolithic prestressed continuous beam in capability. so there shoule be difference in performance on load. because of little research in this field, i designed and tested three beams which is two - span continuous beams
由於裝配式預應力混凝土連續梁與通常的整澆式預應力混凝土連續梁的性能有較大的區別，其受力性能也應有所不同，但目前在國內外對此類結構形式還缺乏較為系統的研究。
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