cement and aggregate 中文意思是什麼
cement and aggregate
解釋
水泥和混凝料-
It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。 -
The romans discovered that a mixture of quicklime, volcanic ash and aggregate would harden under water - the roman cement or hydraulic lime was born
生石灰，火山巖灰燼和其它混合物在水的作用下會變硬的特性由此羅馬水泥或水化石灰就誕生了。 -
This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code
本文對非荷載裂縫，特別是溫度?收縮裂縫進行了調查研究，並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析，發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響，計算出的混凝土收縮量往往偏小；另外， 《規范》中針對溫度?收縮裂縫的構造措施不足。 -
The old asphalt mixture being dealt with cement is a cold in - place recycling method. the mechanism is that the crushed asphalt mixture and lime soil are reused and is stabilized by cement additive. so the material can be applied in base and subbase course such as cement stabilized aggregate
利用水泥處治廢舊瀝青路面材料屬于瀝青路面冷再生的范疇，其再生機理是將加工破碎的廢料（包括廢舊的瀝青混合料和部分灰土基層）重新利用，經過水泥進一步的穩定作用，形成與水泥穩定級配粒料類似的基層和底基層材料。 -
The result indicates that in the case of constant content of asphalt, marshall stability, compression strength, rupture strength, compression modulus and rupture modulus of cement emulsified asphalt concrete would increase along with the increase in cement content ; in the case of constant content of cement, these index values would decrease along with the increase in asphalt content ; while with the increase of coarse aggregate, rupture strength and rupture modulus of the concrete would increase conspicuously, yet compression strength and compression modulus would have a little change
試驗結果表明：在乳化瀝青含量不變時，隨著水泥用量的增加水泥乳化瀝青混凝土的馬歇爾穩定度、抗壓強度、抗折強度、抗壓回彈模量、抗折回彈模量隨之增加；在水泥用量不變時，隨著乳化瀝青用量的增加相應的力學指標呈降低趨勢；礦料級配中粗集料含量增加后，混合料的抗折強度和抗折回彈模量有明顯增加，但抗壓強度和抗壓回彈模量變化不大。 -
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。 -
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。 -
Based on the shrinkage analysis of cement - stabilized aggregate mixture, the performance of cement - stabilized aggregate mixtures with expansion agent or fibre. compared with that without admixtures, such as mechanical property. shrinkage, anti - freeze and durability are studied
同時，分別研究了加膨脹劑和纖維水泥穩定碎石力學性能、收縮性能、抗凍性能和耐久性等路面結構性能，並與沒外加劑水泥穩定碎石作比較。 -
Through systematically analyzing the composition and structure of concrete from three levels of macroscopic, microcosmic and ultra - microcosmic, the author of this paper found that the mechanical properties and durability of concrete depended on mainly its composition and structure. the interface, which is one of three composition of concrete ( hardened cement paste, aggregate and interface ), is the most weak zone in concrete
作者通過對混凝土材料的組成和結構進行宏觀、微觀和細觀三個層次的系統分析發現，混凝土材料的力學性能和耐久性主要取決于其微觀的組織構成；在組成混凝土材料的三相（硬化水泥漿體、集料和硬化水泥漿體-集料界面過渡區）中，界面過渡區是其中最薄弱的一環。 -
The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material carefully, at last yielded an ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 100 mpa, mainly by using 42. 5 ordinary portland cement, superfine aggregate : nano sio2, superplasticizers and so on
本文是在廣泛閱讀國內外有關資料的基礎上，採用正交設計，科學地安排試驗，精心選材，用42 . 5普通硅酸鹽水泥、納米sio _ 2 、高效減水劑等材料，採用常規工藝配製出了一種抗壓強度超過100mpa的高強水泥基復合材料。 -
The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material aboratively, at last yield a ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 120 mpa, mainly by using 625r ordinary portland cement, superfine aggregate - - silica fume, superplasticizers and so on
本文在廣泛閱讀國內外有關資料的基礎上，採用正交設計，科學地安排試驗方案，精心選材，用625r普通硅酸鹽水泥、超細顆粒集料硅灰、高效減水劑等材料，採用常規工藝配製出了一種抗壓強度超過120mpa的超高強水泥基材料。 -
The gas anti - permeability and carbonation resistance of recycled concrete, which was prepared by using waste concrete as recycled coarse aggregate ( rca ) and some cement and mineral additions as raw materials, were studied
摘要以廢棄混凝土為再生粗集料，再適當摻加一定量的水泥和礦物摻和料，製成再生混凝土。 -
The 4 factors, such as specific absorption of aggregate, dosage of fiber, dosage of cement and molding temperature, were assembled properly by orthogonal design method, the effects of the factors on the optimum proportion of asphalt were studied at the same time
採用正交試驗方法分析集料吸水率、纖維用量、水泥摻量及成型溫度這4個因素對瀝青混合料最佳油石比的影響程度。 -
And then through paving test road in kaifeng, the paper studied on anti - cracking performances of cement - stabilized aggregate mixture. these methods are benefit to control of construction quality
與此同時通過修築試驗路，進一步研究了分別加膨脹劑和纖維水泥穩定碎石抗裂性能，也為現場施工和技術推廣積累了經驗。 -
Cement and aggregate
水泥和混凝料 -
Workability - design of fresh concrete was studied from rheology aspect. mortar slump flow test was further developed to evaluate properties of water - reducers and compatibility between cement and water - reducer for mortar. a method for measuring water absorbed by coarse aggregate in fresh concrete was put forward
從流變學角度對新拌混凝土工作性進行了以下研究：進一步完善了砂漿坍落擴展度試驗方法，用於測評砂漿中減水劑飽和摻量及水泥對外加劑的適應性。 -
The material of cement - treated aggregate based on new strength standard has the enough strength and little shrinkage that is helpful to decrease shrinkage crack of cement - treated aggregate and reflective crack of asphalt layer
經試驗驗證，根據該標準所確定的水泥穩定碎石基層的級配組成、強度均符合要求，且收縮量小，致使其收縮裂縫減少，瀝青面層的反射裂縫也相應減少。 -
Only when superplasticizer, admixture rf, early - hardening sulphoaluminate cement and aggregate of suitable size are used, high performance repairing concrete can be prepared with high - early strength and high fluidity and good interfacial bond property
必須選用高效減水劑、 rf摻合料、快硬硫鋁酸鹽水泥、合適粒徑的骨料，才能配製出便於施工操作、早期強度較高、新老界面粘結較好的混凝土修補材料。 -
Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, silica rume, ultra - fine fly ash, quartz powder, 52. 5 - class portland cement and superplasticizer were selected and mixed, the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied, the composition was adjusted, the mixture ratio of rpc was optimized, a suitable curing schedule was adopted, in the result, an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods
本文基於超細粒聚密材料（ dsp ）和活性粉末混凝土（ rpc ）配製的基本原理，選用硅灰、粉煤灰、石英粉和硅酸鹽水泥，輔以高效減水劑，採用多重復合的技術路線，運用混雜鋼纖維增強理論和微集料填充密實原理，調整材料組成，優化混凝土配合比，結合適宜的養護制度，在現有技術條件下，成功制備出了rpc200材料。 -
Standard for minimum splitting strength and compressive strength of cement - treated aggregate is suggested based on laboratory testing results of material and mechanical analyses with bisar software during construction
摘要根據水泥穩定碎石混合料的室內試驗結果及其在路面結構和施工階段的受力狀況分析，提出了水泥穩定碎石基層的最低臂裂強度和抗壓強度建議標準。
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