heavy concrete 中文意思是什麼

heavy concrete 解釋
重骨料混凝土
  • heavy : adj （馬）患哮喘病的。adj 1 重的 （opp light） 有重量的；重型的；裝備重型武器的。2 大的；大量的，...
  • concrete : adj 1 具體的，有形的；實在的，實際的。2 固結成的，混凝土製的。3 圖案詩歌的（參閱concrete poetry）...
  1. My three-year old son watched closely as i battered at a concrete slab in our back yard with a heavy sledge-hammer.

    我在後院用重的大錘敲打一塊混凝土板時，我3歲的兒子聚精會神地在旁邊看。
  2. 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機理，將其分為支點裂縫和肋間裂縫，並討論了兩類裂縫產生的原因、分佈規律、機理以及防治的措施；對工程中經常遇到的結構構件，尤其混凝土構件的幾種主要病害（損傷、裂縫、腐蝕與老化）進行了機理分析並提出了防治措施。
  3. Technology of old cement concrete pavement broken and stable in motorway ' s heavy repair

    高速公路大修工程中舊水泥混凝土路面破碎穩固技術的應用
  4. The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus

    本文以大量的重載道路資料為主，從實際出發，結合理論計算，對重載標準進行了詳細的討論，分別給出了水泥混凝土路面與瀝青混凝土路面的重載標準了；同時，通過大量的水泥混凝土板底應力計算，推導出了混凝土面板荷載與板底應力水平的關系式；給出了水泥混凝土路面與瀝青混凝土路面的交通分級；通過對試驗路各結構層進行承載板測試，發現現有材料模量較以前有了明顯的提高；對比現場實測的當量回彈模量與理論當量回彈模量，指出現有水泥路面設計中的諾謨圖不能完全符合現有道路材料，從而提出了對理論模量的修正公式。
  5. On the basis of the study of traffic features of heavy - load vehicles, the vehicle weight data and the axle - load spectrum of different vehicles were collected for some typical heavy - duty roads in china, and according to the features of heavy - loading pavement, deficiency of the former load - figure are analyzed and new figures which are suitable for heavy - load pavements are put forward. meanwhile, based on the research of the cement concrete fatigue equation and the damage mechanism of asphalt pavement under heavy - load vehicles, axle load conversion equations fitting for heavy - load cement concrete pavement and asphalt pavement are established respectively by further analysis. in addition, design indices, traffic and material parameters and structural combination for heavy - load pavements are discussed in this paper as well

    本課題針對重載道路路面設計中所存在的問題，從重載交通特性出發，收集分析了國內幾條重載道路的交通及軸載組成情況，根據重載交通的特點，分析原有荷載圖式的不足，提出了適合於重載瀝青、重載水泥混凝土路面的荷載圖式；同時，在重載水泥混凝土路面疲勞方程及重載瀝青路面破壞機理研究的基礎上，通過對重載路面軸載換算公式的進一步研究，分別提出了適合於重載水泥及重載瀝青路面的軸載換算公式；此外，本文還對重載水泥、重載瀝青路面的設計指標、交通參數、材料參數及結構組合等方面進行探討，系統地提出了重載路面的設計方法，並使之有效地運用到工程實踐中。
  6. Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating

    箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋，分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模；拆裝式和液壓式兩種模板的設計、製作要求和使用方法；綜合考慮、優化混凝土配合比，混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝，蒸汽養護的方法和規定；應力應變雙控制確保預應力施工質量的施工技術；採用重物移運器有效移梁的施工方法；壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法，並可為以後類似施工作借鑒。
  7. Although model examination is the main assistant means of theory study to reinforced concrete structures, it can relatively reflect the actual force state of the reinforced concrete structures or components, but due to the characteristics of the reinforced concrete structures, model examination has disadvantages : the workload of model facture and examination is heavy, the result of examination is discrete, expense of examination is expensive, it requires much manpower 、 many material resources 、 many equipments and many fields

    雖然模型試驗是輔助鋼筋混凝土結構理論研究的主要手段，它能夠比較真實的反映鋼筋混凝土結構或構件的受力情況，但模型試驗由於鋼筋混凝土結構的特點：模型製作和試驗工作量大，試驗結果的離散性大，試驗費用高，需要較多的人力、物力、設備和場地。
  8. These years with fast develpment of highly classified road, because of more and more heavy traffic and superimposed load of the bigger truck, there ' re a lot of bleeding, ruts, deformation and so on on the pavement. before according to the traditional mix design method of asphalt concrete, the pavement has n ' t suit to the modern traffic development

    近幾年我國的高等級公路飛速發展，由於交通量和汽車的載重越來越大，瀝青混凝土路面出現了泛油、車轍、擁包變形等病害，以往人們憑經驗方法設計的道路已經不能完全適應現代化交通發展的客觀形勢。
  9. The steel - replacing - concrete construction of crane beams of a heavy factory building

    重型廠房吊車梁鋼混代換施工
  10. In this paper, the traffic surveys and analysis of typical heavy - load road were performed firstly ; also the characteristics of traffic, load and distribution of axle load were studied. the deficiencies in the calculation method of surface equivalent modulus of foundation in present specification of cement concrete pavements design for highway were analyzed. based on the elastic multi - layer theory and principles of displacement equivalence, and a great amount of computing data, a calculation method was established

    本文首先從典型重載交通道路的交通調查與分析入手，研究了重荷載交通道路的交通量、軸載分佈及荷載特徵，針對現行設計規范中關于基層頂面當量回彈模量值計算公式存在的不足，利用彈性層狀體系理論，按照彎沉等效原則，通過大量的計算分析，回歸出了精度較高、適用范圍更廣的基層頂面當量回彈模量計算公式。
  11. The concrete pavement with lean concrete base ( lcb ) is a suited kind of pavement structure for heavy and over - heavy traffic. because of its excellence, it has good future

    貧混凝土基層混凝土路面是一種適用於承受重、超重交通的路面結構，由於其種種優點，具有很大的發展潛力。
  12. This paper summarizes the present research in heavy load - carrying columns and analyses the work mechanisms and characteristics of steel reinforced concrete columns and concrete - filled steel tubular columns. then a new design model for heavy load - carrying columns is established

    本文在總結國內外文獻的基礎上，研究和分析了幾種重載柱，例如鋼骨混凝土柱、鋼管混凝土柱的受力性能及特點，在此基礎上提出了一種重載柱設計的新模式。
  13. Roofs must be given sufficient fall to drain water off quickly and adequate gutters formed in the concrete to discharge the water in heavy storm

    屋頂必須有足夠的坡度，以利迅速排水，同時混凝土屋面板必須有足夠的雨水槽，以利暴雨時排水。
  14. Lean concrete is a good type of base material, which can meet the demand of large and heavy traffic

    貧混凝土是一種優良的基層材料，可滿足大交通量和重載路面的使用要求。
  15. Discussion on design of base course of cement concrete pavement of expressway under special heavy traffic conditions

    特重交通下高速公路水泥混凝土路面基層設計探討
  16. Type nhss wire rope pulling hoist is widely suitable for use in bridge - construction, laying of large - size pipes, installation and adjusting of machinery an electric apparatus, and large reaction tower of petrochemical industry ; the installation and alignment of storage tanks ; erecting, fitting, welding and alignment of masts, steel concrete timber structures ; laying and translocating of rails and sleepers ; loading and unloading bulky heavy goods during transportation. cable tensioning ; demolishing of gallery supporting logs ; stacking forrestry wood ; and othersimilar cases. the hoist of this series is especially suitable for use in narrow working sites of limited space, where the job is high above the ground or in open air places, in tunnel of deep well, where no power for traction or lifting is available

    Nhss型鋼絲繩手扳葫蘆可廣泛用於建築施工、大型管道鋪設、機電設備和石油化工大型反應塔、儲罐的安裝、校準、鐵塔及其它鋼木結構的豎立、拼裝焊接、校準、鐵軌、枕木的鋪設、移位、交通運輸中笨重貨物的裝卸、電線張緊、坑道支撐木的拆除、林區木材的集放等等，對于局部空間受到限制的狹窄工作場所、高空作業、野外作業、坑道、深井作業和無機電供能場所的各種牽引、提升作業、選用本系列產品尤為適宜。
  17. A heavy - duty, high - build coal tar epoxy coating for the protection of steel and concrete in immersion service. can be applied at thickensses up to 300 microns per coat

    雙組分環氧煤焦油厚漿型塗料。用於保護被水浸泡的鋼結構或混凝土結構。施工膜厚每道可達300微米。
  18. The concrete manifestation is : the teaching teaches by the teacher primarily, very little to let the student obtains the knowledge through own activity and the practice, obtains the development ; depends upon the student to consult the material, the collective discussion learning activity primarily to be few ; the teacher arranges frequently the work many are the written exercise and the reading textbook, very little arranges like the observation, the manufacture, the experiment, reads the extracurricular book, social investigation this kind of practical work, although the teachers and students interact, to live the interactive teaching way to become the research and practice contents one, but in the school particularly elementary school field research, still had in the certain extent “ ake the classroom as the center, take the teacher as the center and take the textbook as the center ” the situation, this kind sole, the passive study way often makes the student to feel that is arid, is tasteless, moreover bears is very heavy

    具體表現為：教學以教師講授為主，很少讓學生通過自己的活動與實踐來獲得知識，得到發展；依靠學生查閱資料、集體討論為主的學習活動較少；教師經常布置的作業多是書面習題與閱讀教科書，很少布置如觀察，製作，實驗，讀課外書，社會調查這一類實踐性作業，雖然師生互動、生生互動教學方式已成為教研和實踐內容之一，但在學校尤其是小學實際教學中，仍然存在一定程度上的「以課堂為中心、以教師為中心和以課本為中心」的情況，這種單一、被動的學習方式往往使學生感到枯燥、乏味，而且負擔很重。
  19. Pavements constructed with clay, natural stone or concrete pavers - guide for the structural design of heavy duty pavements constructed of clay pavers or precast concrete paving blocks

    用粘土天然石頭或混凝土鋪築材料建造的路面.粘土鋪築材料或預制混凝土鋪築塊的重型路面結構的結構設計指南
  20. Kd130 vibratory rolleris a heavy - duty self - propelled tandemvibratory roller ， mainly being applied for compacting the htmlhalt concrete and cement concrete road surface of the highways ， airports ， park - lots ， and also being used for compaction of the large - scale base ， sub - base and embankment fill

    Kd130振動壓路機為重型串聯式雙鋼輪振動壓路機，主要適用於高等級公路、機場、停車場等工程施工中的瀝青混凝土、水泥混凝土等面層的壓實作業，也適用於大型基礎、次基礎和路堤填方的壓實。
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