混凝土分佈機 的英文怎麼說

中文拼音 [húnníngfēn]
混凝土分佈機 英文
concrete distributor
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : machineengine
  • 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
  1. In addition to, the fatigue crack between web and upper flange of welded steel crane beam on heavy duty service was discussed, and based on long - term observation and research, the author classified fatigue crack into bearing type and middle type crack along the horizontal direction. the causation, distributive law and mechanism of the crack were analyzed, and the precautions to take and the measures to remedy crack were presented. the main defacts including damage, crack, erosion and aging in structures, especially in concrete structure were introduced ; the defact mechanism was analyzed and the precautions to take were also given

    另外,作者對重級工作制焊接鋼吊車梁腹板與上翼緣連接焊縫的縱向水平疲勞裂縫進行了長期的觀察和研究,根據疲勞裂縫產生的不同理,將其為支點裂縫和肋間裂縫,並討論了兩類裂縫產生的原因、規律、理以及防治的措施;對工程中經常遇到的結構構件,尤其構件的幾種主要病害(損傷、裂縫、腐蝕與老化)進行了析並提出了防治措施。
  2. Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design

    別採用層組合式有限元和宏觀有限元析方法,編寫了2種鋼筋中高帶邊框柱剪力墻結構的彈塑性有限元析程序,同時利用上述2種析程序,研究了模型結構的破壞形態、塑性鉸的、承載力、位移及延性性能等特性,探討了這類結構在地震作用下的破壞全過程與破壞理,得到其主要受力特性和抗震性能的一般規律,所得結果與試驗值吻合較好,表明上述2種程序析結果的精度均可滿足實際工程的設計要求,因此可用於這類結構的抗震性能析與設計。
  3. Inorganic anti - cracking reinforced chemical additive, called wj, generates some tittle expansive crystals in hydration process in concrete to reduce the porosity and improve the distribution of pore size. the expansive power is process in common to tumefaction that petty crystalloid aft suck water and pressure to concrete pores that aft crystal gather volume. its adding weight was 8 % - - 12 % in cement, its restrained expansive ratio was about 0. 02 % - - 0. 06 %, and relevantil brought self - stress 0. 2mpa ?. 6mpa

    增強抗裂材料wj摻入普通中,在水化硬化過程中生成一定量的微膨脹結晶體,降低空隙率,改善中孔結構。其膨脹驅動力是膠尺寸的晶體鈣礬石吸水腫脹和結晶狀鈣礬石對孔隙產生膨脹壓的共同作用。當wj摻量為8一12兒在鋼筋和鄰位的限制下,使產生0
  4. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  5. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用場地面單掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板拱型復合結構的受力理進行了靜力、動力和爆炸荷載的析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板殼體的微平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板拱型復合結構在荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。
  6. Finally, a correlative equation about bearing capacity of this structural member under bending and torsion is deduced, which may provide design of such structural members a valuable reference. to imitate centrifugal concrete - filled steel tubes used in real structures, three - dimension models are built up by using finite element method. the resistance performance of this structure under complex loads is studied

    利用三維有限元模擬析方法對離心鋼管在彎扭組合作用、彎壓組合作用、壓扭組合作用下的構件彈性應力進行了研究,析了離心鋼管構件在組合作用下的工作理和承載力的相關關系。
  7. Countless construction sites across canada are crawling with tradesmen, from crane operators to concrete finishers, framers to drywallers

    從起重操作員到工,從框架工到干墻工,加拿大無數的建築工地上都著各種建築工人。
  8. Therefore, it is necessary to get temperature mode and its effect on the stress and the line deformation in one region of our country by theories and experiments. it can be used in the bridge design, which makes a reasonable time to construct, sprinkle concrete and control appropriate temperature on key constructing processes

    因此,有必要通過實驗和理論等研究工作,得到合適於我國或某一地區的大跨度pc連續梁橋的溫度場規律及其溫度效應,可以用於指導設計,確定施工立模及澆注的合理時,對關鍵的施工工序進行適當的溫度控制。
  9. ( 2 ) an electric double layer ( edl ) model is brought forward. according to this model, mechano - electric effect is related to the electrokinetic phenomenon of solid / liquid interface edl in concrete

    ( 2 )提出了內固液界面偶電層和離子模型,依據此模型闡明了碳纖維和素力電效應的微觀理。
  10. Then, probability prediction model of durable life is founded. through discussing the probability characteristics of influencing factors, the law of durable reliability is analyzed, and the prediction method is validated by the experimental data

    建立了基於規定可靠指標的耐久壽命的隨預測模型,通過探討影響因素的概率析了耐久可靠性的發展規律,運用工程實際檢測數據對本文提出的耐久壽命方法進行了驗證。
  11. 2. the random nature of load construction is analyzed. according to analyze various factors on change of reliability index, casting girder 、 construction live load 、 concrete intensity 、 wind load 、 construction distribution load deviation and basket falling, which influence on construction reliability of rigid frame bridge with high - pier and large - span, are obtained

    2 .研究了各施工荷載的隨性,通過析各種影響因素對可靠指標的變化程度,得到已澆梁段、施工活載、強度、風載和施工荷載偏差以及掛籃跌落等對高墩大跨剛構橋施工期可靠度的影響。
  12. At the same time in this paper we analyze nonlinear behavior of masonry through finite element method program and obtain its load when the wall start to crack and when it destroy, the p - u curve and so on. a comparison has been made between the data obtained from the experiment and the calculated through finite element method program so that we can study the cause of crack. in this paper we use finite element method to study concrete ' s character to analyze masonry, satisfactory results have been attained

    因此本文在對灰砂磚砌體進行力學性能試驗的基礎上,析其裂縫產生的破壞模式與開裂理,並論述了將斷裂力學知識運用於研究砌體裂縫問題的可行性;同時,本文運用有限元方法對結構低周反復加載靜力試驗所做的灰砂磚墻片進行非線性析計算,得出墻片的開裂荷載、極限荷載、 p ? u曲線,裂縫在墻體上的等,與試驗所得數據對比,以便於研究裂縫的開裂理,並將研究的有限元方法運用到對砌體的研究中,取得了較滿意的結果,為類似的試驗析提供了一條新的思路。
  13. The research of high performance pavement concrete ( hppc ) is done in two sides. one is mixture design, the other is pavement performance. the mixture design and design flowchart of hppc is given on the base of nc with the consideration of characteristic of both hppc and nc. the grow law, influencing factor and formation mechanism of hppc strength is analisised by perpendicular experiment. in the same, the fatigue equations are set up for hppc and hppc i on the base of fatigue experiment. the fatigue mechanism of hppc is analysised by damage mechanics and fracture mechanics. brittleness, frost resistance and abrasion resistance of hppc is researched with the camparition to nc i. at last, the economic analysis of hppc is done by two kinds of way

    結合高性能與普通路面的特點,提出了建立在普通路面基礎上的高性能路面配合比設計方法,給出了設計流程;通過正交試驗(強度試驗) ,析了高性能路面的強度發展規律、影響因素與形成理;同時,根據疲勞試驗結果採用雙參數weibull模型別建立了高性能路面和高性能路面(沒有摻加硅粉)疲勞方程,應用損傷力學和斷裂力學,析了高性能路面的疲勞理;並採用了對比析方法,研究了高性能路面的脆性、抗凍性和耐磨性等。
  14. A new kind of multiple anti - cracking additive composed of multiple organic and inorganic ingredient is developed. lt improves anti - cracking and impermeability property of concrete. and can meet the demands of compressive strength and workability of fresh concrete. at the same time, we offer the integrity manufacture method of anti - cracking hpc. we discussed the relationship among compositions, construction and properties, studied the chemical reactions of phases, made the mechanism of reinforced and crack - resistance of concrete clear, and made concrete designed according to properties and engineering demand

    通過系統深入的理論析,運用多種現代析測試手段,從材料各組份間的物理化學作用入手,系統研究材料中各組與結構性能之間的關系,各相之間化學反應和各相狀態,在已知的化學反應動力學和反應理的基礎上,探明材料增強和抗裂原理,胡建勤:高性能抗裂性能及其理的研究實現材料性能可設計的目的。
  15. As for the simply - supported slabs, the influence of the specimen fire proof properties is tested under the different concrete intensified degrees, under the different thickness of cover and under the different concrete quota. as far as the three - span continuous slabs are concerned, a series of analysis are conducted, including the specimen internal force redistribution under the different fire condition, the specimen deformation properties, features of the specimen destroying mechanism and the fire proof capability under the various condition

    對簡支板,考察了不同強度等級、不同的鋼筋保護層厚度、不同配筋率等對構件抗火性能的影響;對三跨連續板,考察了不同受火工況下構件的內力重變化情況、構件的變形性能以及構件破壞構的特點;析了各工況下構件的抗火性能的差異。
  16. This dissertation generalizes the test on the full - scale reinforced concrete simply - supported slabs and three - span continuous slabs under fire at the normal loading condition. the conclusion can be drawn from the test about the deformation of the both kinds of slabs and the specimen section temperature distribution. meanwhile, the failure modes, mechanism and internal force redistribution of the continuous slabs are analyzed

    本文對足尺鋼筋簡支板、三跨連續板進行了恆載下的受火試驗研究,通過試驗,給出了鋼筋簡支板和連續板在高溫下的變形、構件截面溫度規律;析了連續板的內力重和破壞構的特點。
  17. The acoustic emission experiments of concrete under uniaxial tension loading in whole process are conducted arid the stochastic modeling theory is introduced to determine the random field distribution parameters of the limit fracture strain of the mesoscopic damage elements

    利用單軸受拉破壞全過程的聲發射實驗數據,引入隨建模理論,確立了細觀損傷單元的極限破壞應變隨參數。
  18. The time of carbonization from surface of concrete structure to surface of steel bar in concrete structure was taken as a durable limit. random characteristic of the limit was analyzed, based on which reliability index of carbonization in different servicing time was calculated and many relevant factors were discussed in two examples

    根據co _ 2擴散及鋼筋銹蝕的理,把碳化至鋼筋表面的時間作為結構的耐久極限,通過計算其特性,析了鋼筋結構在不同服役期的碳化可靠指標以及影響鋼筋結構碳化可靠性的因素。
  19. The main work lists as following : 1 on the condition that cfrc is an macroscopically isotropic material, the governing equations of electric and thermal conduction for the inspection were established ; the current density and joule heat distribution around several kinds of flaws were investigated 2 by fem, the process of inspection was simulated ; the current density, joule heat and temperature distribution were also investigated, and the simulation results were contrasted with experimental data

    主要工作為: 1 、將合理假定為宏觀各向同性材料的基礎上,建立了檢測過程中的熱、電傳導相關的控制方程;並研究了幾種不同缺陷周圍檢測過程中的電流密度、焦耳熱規律。 2 、通過有限元方法對的電熱場進行了模擬析,研究電流密度、焦耳熱及試件表面溫度變化規律並與實驗所得試件表面溫度場進行了對比析研究。
  20. On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer

    本文基於甘肅黃、工程地質及路用特性研究,對該黃地區在建和已建的全部高等級公路交通狀況進行了詳細調查和析,劃了交通量等級;對甘肅黃地區代表性的高等級公路,利用三種不同方法實測了基回彈模量,析了各測試方法的相關性,建立了相關關系,對基回彈模量進行了強度等級劃;通過室內外試驗比較,推薦了常用的半剛性材料和瀝青設計參數值;利用計算編制了基於改進遺傳演算法的優化設計程序aga ? lq ,並成功求解了瀝青路面結構非線性優化設計模型;最後經計算提出了甘肅黃地區高等級公路瀝青路面典型結構,並編制了查詢圖庫軟體cx ? lq ,供設計單位直接選用,科學簡便地解決了甘肅黃地區的路面設計問題。
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