sand concrete 中文意思是什麼

sand concrete 解釋
細骨料混凝土
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  • 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. Edge of the granule image by video is the key of its image partition, the article tries to carry through a deeper research on image partition at the same time. granule is made up of savageness mater and industry material ( including of rock, sand, earth, atomy, steel, china, concrete, ink powder, magnetism powder, light fine and tiny powder used silicon, cell etc. )

    顆粒是構成天然物質和工業材料(巖石、礦石、沙子、泥土、塵埃、鋼鐵、陶瓷、水泥、墨粉、磁粉、光纖和料封裝材用高純硅微粉、細胞等)的基本單元,顆粒尺寸(粒度)是顆粒的首要特徵和粉體材料的第一指標。
  2. Hydrotropic solution of calcium chloride is the important cryogen for refrigerator and ice making. it is also a good anti - freeze agent and agglomerating agent in construction for concrete hardening and cold hardiness of sand mortar

    氯化鈣水溶液是冷凍機用和製冰用的重要致冷劑,基建上能加速混凝土的硬化和增加建築砂漿的耐寒能力,是優良的建築防凍劑凝結劑。
  3. 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。
  4. Let's mix concrete, sand and stones.

    把水泥、沙子和石子摻合在一起。
  5. Paris set out to prove you can, importing sand, palm trees and sunbeds for a repeat of last year ' s " paris - plage " experiment that lured over two million sun - worshippers to the concrete - lined banks of the river seine

    巴黎開始向人們證明這能夠做到。巴黎市效仿去年的"巴黎海灘paris - plage " ,引進沙灘棕櫚樹和日光浴床在市內修建了海灘。
  6. Abstract : this paper briefly introduces the components of structures for both moulded sand bag embankment and moulded concrete bag, its construction and processes. it points out that good economic benefit can be realized by applying this process in shallow beach to minimize embankment sinking

    文摘:簡要介紹模袋砂子堤和模袋砼結構的組成及施工工藝等,指出對淺海灘採用此工藝能減小路堤的工后沉降,可收到較好的經濟效益。
  7. The research is to develop a new material - - - - high performance concrete of hill sand on the basis of practice of high strength concrete of hill sand and knowledge of ultra - fine trass additive by using concrete material in guizhou and mixing fly ash. the research result shows that the flowability, moldability, cohesiveness of high performance concrete of hill sand are significant by comparison with ordinary concrete on mechanical properties, long term properties, and durability

    本研究課題是在已成功研製並實際應用的c60高強山砂混凝土的基礎上,結合對微細(超細)活性摻合料性質的理論認識,充分利用貴州當地的混凝土材料,並摻入微細(超細)活性摻合料,研製一種新型的高性能混凝土,即山砂高性能混凝土。
  8. This paper first discusses the cause of crack formation and crack mechanism of high performance concrete. then carries out crack tests of three groups of concrete slabs using aggregate type, sand rate and dosage of fly ash as design parameter

    本文初步探討了泵送高流態混凝土的裂縫成因和開裂機理,並分別以骨料品種、砂率以及粉煤灰摻量為設計參數進行了三組配合比混凝土平板的抗裂試驗。
  9. The series equipment versatillty, its performance had achieved the international advanced level, is at present is most effective, the practical reliable crushed stone machine, is suitable specially for the manufacture grinding compound, fireproof the matreial, the cement, the quartz sand, the emery, the stove are cut broken glass the power, the copper ore, the concrete aggregate and so on many kinds of, the crisp materials on the control granulated substance machine energy conserva tion 50 %, is in the present world system qranulated substance equipment

    物料由機器上部垂直落入高速旋轉的葉輪內,在高速離心力的作用下,與另一部分以傘狀形式分流在葉輪四周的物料產生高速撞擊與粉碎,物料在互相撞擊后,又會在葉輪和機殼之間以物料形成渦流多次的互相撞擊、摩擦而粉碎,從下部直通排出,形成閉路多次循環,由篩分設備控制達到所要求的成品粒度。
  10. A brief introduction is given to the treatment of the zeya dam foundation, principles of seepage control and design of the concrete face rockfill dam of the zeya reservoir. as for the excavation of the sand - gravel zones, except the toe slab and its 1 / 9 bottom width down stream, the alluvial layers are excavated to the micro - weathered rocks, while the other sections remain unexcavated. regarding to the treatment of the fracture zones, concrete filling is used for the toe slabs and semi - permeable materials are used for other section. according to the construction characteristics, a filter is placed in the down stream embankment foot. to improve the integrity of the dam foundation and anti - seepage capability consolidation grouting and curtain grouting are adopted. as a result safety, economic benefit, convenience in construction and good performace are achieved

    簡要論述澤雅水庫面板堆石壩壩基處理和防滲的原則及設計要點.趾板基礎和堆石體各區砂礫石基礎開挖,除趾板與其下游1 / 9底寬范圍以及壩腳挖除沖積層至弱風化(局部微風化)基巖外,其餘部分均予以保留.斷層破碎帶處理,趾板部位採用混凝土塞,其它部位採用半透水料置換,並根據本工程特點在下游壩腳加設了反濾層.為提高壩基的整體性和防滲性能,對趾板進行了固結和帷幕灌漿.達到了安全、經濟、便於施工的目的,運行情況良好,可為面板堆石壩的設計和研究提供參考與借鑒
  11. It is made of sand, cement and lightweight aggregate, etc. some of the lightweight aggregates include pumice, stuff, expanded clays ( haydite ), etc. lightweight aggregate concrete can provide the same strength as the normal concrete with less weight

    輕骨料混凝土是一種用量較大的新型混凝土,其密度在850kg m ~ 3至1950kg m ~ 3之間,由粘土陶粒,粉煤灰陶粒等粗骨料以及常用的砂,水泥,水等材料製作而成。
  12. Concrete - cored sand - gravel pile as a new technique for improvement of soft foundation is briefly introduced

    摘要簡單介紹了新型軟基處理技術混凝土芯砂石樁。
  13. Through analyzing the structure of open caisson, and according to sinking stress principle, the paper introduced in the open caisson construction process sinking, correcting error, survey control as well as peculiar circumstance processing technical measure, such as in open caisson construction the inner - mold for sanding, framework supporting and steel binding, and concrete casting ; in open caisson sinking - control the sand in edge foot inner - mold, sand - pumping sinking, and pressure hydraulic monitor breaking and pressure - blowing sinking by air pressure blower etc

    摘要根據下沉受力原理,分析了沉井結構,介紹了沉井施工過程中的下沉、糾偏、測量控制以及特殊情況處理的技術措施,如沉井製作中的填沙內模,模板支設和鋼筋綁扎,混凝土澆注;沉井下沉控制中的刃腳內模沙土,抽沙泵抽沙下沉,高壓水槍破壓、空壓機吹壓下沉等。
  14. 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。
  15. Based on the principles of designs of self - compacting and light aggregate concrete mix, sclc of lc30 - lc50 was developed by using absolute volume method. the main factors affecting the workability of sclc were studied by adopting the modified l - 800 fluidity instrument. the results indicate that the key techniques insuring good workability of sclc are about 30 % first - grade fly ash, about 50 % volume sand ratio, 2 % ~ 6 % dosages of silicon fume and compounded superplasticicizers with viscous ingredient

    採用改進l - 800流動儀,研究了影響lc40自密實輕骨料高性能混凝土工作性的主要因素,結果表明:粉煤灰摻量保持30左右,硅灰摻量為2 6 ,體積砂率為50左右和摻加具有粘塑組分的復合高效減水劑是保證sclc拌合物具有較好工作性的關鍵。
  16. Moreover, the main components of h mineral admixture is procured from industry waste, and its " production procedure is simple, so its " production cost is very low. the most tightness pile up theory and rheology is successfully applied in the designation of self - compacting concrete, and the factors such as sand rate, aggregate grading, paste content and mineral admixtures are been studied. under the guidance of mix design theory and on the basis of mass experiments, c20 - c80 high performance self - compacting concrete is been produced

    將最緊密堆積原理和流變學原理相結合,運用於免振搗混凝土配合比設計之中,系統地研究了砂率、集料級配、水泥漿量、礦物摻合料等因素對免振搗混凝土物理力學性能、工作性能、耐久性能的影響,成功配製出從c20 - c80及以上強度等級的高性能免振搗混凝土。
  17. In this paper, referring to qingju water power station, temperature control analysis and study has been done : study on the match ratio of the concrete and question of modifying of the special fine sand concrete to improve resisting ability of splitting of concrete ; study on the technology of the highly mixed fly ash to reduce the adiabatic temperature rise of concrete ; in case of the condition of resisting splitting to allow, study on the temperature control measure to strengthen and water the size of building, simplify the operational procedure, accelerate the construction speed, economize the expenses of the project

    溫控問題成為青居水電站設計和施工的關鍵技術問題。 、本文對水工大體積混凝土溫控問題進行了分析和總結,結合青居水電站閘壩工程,開展溫度應力及溫度控制研究:研究混凝土的配合比及特細砂混凝土『改性問題,提高混凝土的抗裂能力;研究高摻粉煤灰技術,降低混凝土的絕熱溫升:在抗裂條件允許的情況下,研究施工過程中溫控措施的簡化,以加大澆築尺寸,簡化施工程序,加快施工進度,節約工程費用。
  18. Some conclusions are drawn as following through analysis and research : 1. through rectifying finest sand character and concrete mix ratio test, anti - split capability of structure concrete is strengthen ; 2. heighten ratio of fly ash in finest sand concrete is beneficial to temperature control of huge volume concrete

    本文通過分析研究,得出以下成果: 1 .通過混凝土配合比試驗及特細砂混凝土改性研究,特細砂混凝土強度達到普通混凝土強度,且混凝土28天齡期極限拉應變為1 . 10xl0一4 ,高於普通混凝土29 . 4 % ,具有良好的抗裂性能。
  19. Concrete. sand concrete

    混凝土.沙型混凝土
  20. Their feet are lightest when on a path, whether of blown sand, concrete or spirit - stuff

    無論是在流沙,混凝土還是精神世界中,他們的腳步都很輕巧。
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