有粘結力的 的英文怎麼說
中文拼音 [yǒuniánjiēlìde]
有粘結力的
英文
cohesive-
Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering
主要考察了老混凝土表面不同處理方式(刷毛面,鑿毛面,劈裂面) 、界面粘結劑類型(水泥凈漿,水泥砂漿, u型膨脹劑水泥漿) 、凍融循環次數等對新老混凝土粘結面劈拉強度的影響,以及凍融作用下新混凝土加氣對粘結面劈拉強度的影響。試驗結果表明,粗糙度對新老混凝土粘結性能有重要影響,隨著粘結面粗糙度的增大,粘結面劈拉強度不斷增加;界面粘結劑類型對新老混凝土粘結性能有一定影響,在凍融作用下, u型膨脹劑水泥漿粘結效果不如水泥凈漿和水泥砂漿;凍融循環對粘結面劈拉強度有較大影響,加氣能明顯改善新老混凝土粘結面的抗凍能力。The material has good air permeability, ultraviolet radiation resistant, aging resistant, felting, ceramic tile, plasterer or painting can be directly laid on the waterproof layer
該材料具有良好的透氣性,耐紫外線、抗老化、粘結力好,防水層上可直接鋪貼瓷磚、抹灰或油漆。Ultimate stress increment is a hotspot problem in theory of unbonded partially prestressed concrete structure, however, according to design critera and the art of the state on this issue around the world, it is still not considered in reason that ultimate stress of unbonded tendons in prestressed concrete multi - span continuous structures varies with load cases
無粘結筋的極限應力增量一直是無粘結預應力混凝土結構理論中熱點問題,而從目前各國的設計依據及研究現狀來看,還沒有合理考慮多跨連續結構的無粘結筋極限應力隨荷載工況變化的情況。Abstract : basic stuff of sinter flyash ceramisite is flyash and clay as agglomerant. the si nter flyash ceramisite is of dense in structure, low porosity which can improve t he mechanical properties of the material. it has properties such as high strong a nd low absorption of water and better stability. it is a new type ofbuliding mate rial
文摘:燒結型粉煤灰陶粒的主要原料是粉煤灰和作為粘結劑的粘土,文中所述燒結粉煤灰陶粒結構緻密,孔隙率低,能較好地改善了材料的力學性能,具有高強、吸水率低、穩定性好等特點,是一種新型建築材料( 2 ) from the equilibrium conditions of the isolated segment from a beam - column sub - assemblage, it is clarified for the first time that the bond stress along the beam rebars passing through the joint transfers into the column end to balance shear at this column end at the same ratio as that of the compression force in the compressed concrete at beam ends
通過對樑柱組合體柱脫離體的平衡條件,首次明確了貫穿節點梁筋粘結應力和梁端受壓混凝土的壓力以相同的比例傳入柱端以平衡柱端剪力,從而對節點區的傳力機理重慶大學博士學位論文結出了完整的和具有說服力的解釋。Cementitious capillary crystalline waterproofing coating ( abbreviated ccwc ) is a new type of cement - based waterproofing materials, which is characterized by its very good adhesive performance and impermeability to water, self - rehabilitating ability, permanent waterproofing effect, good aging resistance and corrosion resistance, simple construction method and harmless to hunman etc. ccwc consists of ordinary portland cement, quartz sand and reactive substances and other supplementary ingredients, whose reactive substance can permeate into the internal part of concrete structures through water and produce insoluble crystals filling capillary pores or crack of the concret through reaction with cement hydrates and unhydrates
水泥基滲透結晶型防水材料是以硅酸鹽水泥或普通硅酸鹽水泥、石英砂等為基材,摻入活性化學物質而組成的一種新型防水材料。摻入的活性化學物質以水作載體向混凝土內部滲透,與混凝土中未水化的水泥及部分水泥水化產物發生結晶反應,生成不溶於水的結晶體,堵塞毛細孔道,使混凝土緻密、防水。這種防水材料具有粘結力強、抗滲性能好、自愈合能力強、防水效果持久、耐老化、耐腐蝕、易施工、對人類無害等特點。Ghg - electrical grade activated silica powder is produced by way of mingling on the basis of electrical grade silica powder. it has activt effect on surface & make silica powder mingled with resin, raise cohesive force between resin & silica powder, raise the water - resestance on the sunface and the compressive strength of pour object, reduce sediment, gradation & split, increase filler of silica powder, and replaced inpoted products on the producing line of imported dry type transfomer & high tension mutual induc tance equiment, it has been the best pouring insulate materual in electrical trade
電工級活性硅微粉是在電工級硅微粉的基礎上進行偶聯化處理而製成,具有表面活性作用,能使用硅微粉與樹脂發生交聯,提高樹脂與硅微粉的粘結力和界面增水性,提高澆注體抗沖擊強度,減少沉澱、分層、開裂現象,增加硅微粉的填充量,在引進的乾式變壓器、高壓互感器生產線上已成功地代替了進口產品,成為電工行業理想的環氧澆注絕緣材料。The results indicate that if the value of press stress is over certain figure, press stress and al plate ’ s thickness have little influence on sawtooth distortion for the same kind of sawtooth ; sawtooth distortion is well - regulated under static press, while it is irregular under impact press. bottom coating make great influence on bond strength of samples which can improve the value remarkably ; bonding mechanism of clad steel is mechanism of mechanical effect that sawtooth which is hooked occludes with al plate
結果表明:同種齒型,當壓應力大於一定的值時,壓應力和覆板的厚度對齒形的變化影響不大;靜壓下齒形變化比較規則,鋸齒頂端向一側彎曲成鉤狀;沖壓下齒形比較凌亂,鋸齒的頂端沒有明顯的變形;后處理對試樣的結合強度影響很大,打底試樣由於粘結層的作用,結合強度較高;機械作用機制是復合鋼板的主要復合機理,鋸齒彎曲成鉤狀和鋁板形成機械咬合。According to the geometrical characteristics of the surface on the deformed bars, considering the interfacial properties of the corrosion reinforcement and concrete, such as the microscopic mechanics model of corroded reinforcement ribs, the deterioration of ribs on the bearing surface of the deformed bars after corrosion and the effect of corrosion products of corrosion reinforced bar on the bond strength, and analyzing the distribution and interaction of the forces on the surface of the corrosion reinforcement and concrete, the calculation expressions of the bond strength between corroded deformed bars and concrete with and without transverse steel are established
從變形鋼筋的表面幾何特徵出發,考慮了鋼筋銹蝕后鋼筋與混凝土接觸面的特徵,例如鋼筋橫肋在銹蝕狀態下的細觀力學模型,鋼筋銹蝕后鋼筋橫肋高度的變化和銹蝕產物的生成對粘結力的影響。通過分析接觸面上各種力的分佈形式及相互關系,建立了有橫向鋼筋和無橫向鋼筋約束作用下,鋼筋與混凝土之間粘結力的計算表達式,且與相關文獻的結果進行了比較。Combined with the full scale models tested in - situ of prestressed concrete penstock with double circle unbonded strands and single circle bonded strands of xiaolangdi multipurpose dam project of yellow river, the advantages and disadvantages of two different prestressed systems are analyzed, the concrete stress distributions of the prestressed concrete penstock are induced and summarized during the whole tensioning strands stage. the consistence among the test results, the theory calculating and the three dimensional finite element analysis is proved. therefore, the theoretical method of prestressed concrete penstock is feasible
結合黃河小浪底水利樞紐工程在施工現場進行的採用雙層雙圈環形無粘結預應力鋼絞線和單圈有粘結預應力鋼絞線對排沙洞襯砌混凝土施加預應力的1 : 1模型試驗,對比分析了兩種后張預應力施工體系的優劣,歸納總結了預應力筋束張拉過程中預應力混凝土壓力管道結構管壁混凝土的內力分佈規律,驗證了模型試驗實測數據、理論計算和三維有限元分析結果的一致性,確定了預應力混凝土壓力管道理論計算方法的可行性。Coarse grained soil is composed of sand and gravel, stone residual, blasted stones etc., which has a characters of less cohesive force among grains and strong ability of water penetration. it is a kind of soil of loose grain structure with better utilization properties in the engineering
粗粒土是指砂礫石、砂卵石、石渣、爆破開採的石料等粗顆粒土石混合料,具有粗顆粒間粘結力小、透水性強的性質,是一種鬆散的顆粒狀結構,具有良好的工程使用性能。Application of vacuum - assistant mortar intrusion technique in sticking strain - prestressing bridge structure
真空輔助壓漿技術在有粘結后張預應力橋梁結構中的應用The calculation formula of bond strength of frp and concrete is established according to experiment results and former conclusions, and the comparison is carried out among calculated results, test results, and results from other formula
同時研究了frp片材與混凝土粘結面上應力分佈特點,並根據試驗結果以及前人得到的相關結論,給出了當粘結長度大於有效粘結長度的極限粘結力計算公式,並對計算結果和試驗結果以及其他公式計算結果進行比較。Based on the experimental study of two presstressed frames, it analyses the question of redistribution of internal force and analyses influence of moment modulation of prestressed frames. therefore, it draws some conclusion as follow : 1 ) post - tensioned prestressed frames can be practiced on moment modulation. but how to operate decides on practical situation in design
本文通過對兩榀近於足尺的后張有粘結預應力框架在跨間豎向荷載作用下的試驗研究,探討了預應力框架內力重分佈問題,從塑性內力重分佈入手分析了次彎矩對框架彎矩調幅的影響以及影響內力重分佈的其他主要因素,得到一些概念性的認識和結論: ( 1 )對后張有粘結預應力框架可進行適當調幅。Application of prestressed concrete with bond structure for construction
有粘結預應力框架結構在工程中的應用A huge actual constructions and tests has proved that the bonding power of the bonding surface is often too small to satisfy the actual stress, and that in the construction of the new to old concrete, the construction process is blind because there are no unified standards of the construction technology, which leads to the quality of the construction is inferior. and in the design process, the designers who can ’ t identify the strength of the bonding surface can not make an accurate, economic and proper design, which will lead to waste or engineering accident
大量的實際工程和試驗證明,結合面的粘結力通常比較小,往往難以滿足實際結構受力的需要,而且在新舊混凝土粘結的施工過程中,施工工藝沒有統一的標準,造成施工過程的盲目性,最終導致工程質量的低劣;在設計過程中設計人員不能判斷出粘結面的強度,這就使設計人員不能準確、經濟合理的做出設計,造成浪費或埋下工程事故的隱患。A historical analysis in theory is carried on studying redistribution of internal force in the bonded post - tensioned partially prestressed concrete framesin this paper
本文編制了變剛度分析程序,重點研究了后張有粘結部分預應力混凝土框架的塑性內力重分佈的規律。At first, this thesis analyzes the main causes in theory, which have effects on the redistribution of internal force and modulation of moment for the bonded post - tensioned partially prestressed concrete frame ( for short prestressed frame ), including the relative height of compressive zone of section ( ), secondary moment and types of load applying. then, this thesis analyzes the test of prestressed frame. then, a method, called curvature - force method, for nonlinear analysis of prestressed frame is put forward
本文首先從理論上分析了影響后張有粘結部分預應力混凝土框架(簡稱為預應力框架)內力重分佈和彎矩調幅的主要因素,即相對受壓區高度、次彎矩和加載方式等,並初步分析了兩榀只加豎向荷載和兩榀既加豎向荷載又加水平荷載的單層單跨預應力框架靜力加載的試驗。According to the loading characteristics of bonded post - tensioned prestressed concrete frames, a program is worked out to perform a nonlinear finite element analysis for the static staff in both the stretching wire stage and the loading stage
摘要根據后張有粘結預應力混凝土框架結構的受力特點,編制了適用於預應力建立和施加外荷載兩個階段的靜力桿件非線性有限元分析程序。Theory of post - tensioned prestressed concrete beams with bond
后張有粘結預應力連續梁的分析原理分享友人