concrete aggregate 中文意思是什麼
concrete aggregate
解釋
混凝土骨材-
Study on early autogenous shrinkage of high strength lightweight aggregate concrete hslwac
高強輕集料混凝土的早期自收縮研究 -
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 。 -
Methods of test for masonry units - determination of water absorption of aggregate concrete, manufactured stone and natural stone masonry units due to capillary action and the initial rate of water absorption of clay masonry units
圬工砌塊的試驗方法.混凝土人造石和天然石圬工砌塊因毛細作用的吸水率及粘土圬工砌塊吸水初速的測定 -
Methods of test for masonry units - part 11 : determination of water absorption of aggregate concrete, manufactured stone and natural stone masonry units due to capillary action and the initial rate of water absorption of clay masonry units
圬工單位的試驗方法.第11部分:集料混凝土人造石和天然石圬工單位因毛細作用的吸水率及粘土圬工單位吸水初速的測定 -
Recycled concrete is one of new type concrete that mixed with recycled aggregate at a certain proportion after cleaning, crushing, grading wasted concrete. it is helpful in dealing with rejectamenta of concrete and a bad influence on environment because of castoff
再生混凝土是將廢棄混凝土經過清洗、破碎、分級和按一定比例相互配合后得到的「再生骨料」作為部分或全部骨料配製的混凝土。 -
Slag aggregate for concrete - part 2 : ferronickel slag aggregate
混凝土用礦渣集料.第2部分:鎳鐵礦渣集料 -
Technical specification for lightweight aggregate concrete
輕骨料混凝土技術規程 -
In the same time, according to the fracture test results, the influence mechanism of aggregate size on fracture toughness of adherence of new and old concrete is discussed and analyzed, which is verified by manse of the fractal theory
同時根據新老混凝土粘結斷裂試驗結果，分析了粗骨料最大粒徑對新老混凝土粘結斷裂韌度的影響機理，並用分形理論對影響機理進行了驗證。 -
More than 300 prismoid concrete specimens with calcareous aggregate were made. three factors, temperature in fire, standing time and cooling type and cure methods after cool, were considered to simulate possible appearance in fire and after fire. many test schemes were planned for different purposes
設計製作了300餘個鈣質骨料混凝土稜柱體試件，為了模擬火災時及火災后可能出現的情況，分別考慮了不同的火災受火溫度、靜置時間和冷卻及冷卻后的養護方式三種影響因素，根據試驗目的的不同，設計了多種試驗方案。 -
Standard test method for water retentivity of grout mixtures for preplaced - aggregate concrete in the laboratory
在實驗室內進行預置集料混凝土灌漿混合料保水性試驗的標準試驗方法 -
Mix hydrated lime to modify adhesion of asphalt concrete and acid mineral aggregate
摻消石灰改善瀝青與酸性礦料的粘附性 -
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。 -
The experiment determined the fracture process and the parameter of the fracture properties of two different aggregate concrete and recorded the stable whole fracture curves of boulder concrete and crushed stone concrete separately, which are determined through three - point - bending method and wedge - split tensile method
測定了兩種粗骨料混凝土的斷裂過程及斷裂特徵參數，分別記錄了兩種試驗方法測定的卵石混凝土和碎石混凝土的斷裂全曲線。 -
The result indicate that the lightweight aggregate with normal shape are easy to control than that with globular shape. the homogeneity of concrete can be improved by prewetting the ceramisite agitator, and should shorten vibrating time
研究結果表明，普通型陶粒混凝土較圓球型陶粒混凝土勻質性更容易控制;對吸水率較大的陶粒可以通過預濕來改善勻質性，另外應盡量縮短振動時間。 -
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。 -
Being lightweight aggregate, the chemical mineral constituents and physical mechanics properties of lytag are analyzed. meanwhile properties of haydite concrete using lytag as coarse aggregate are also studied. the influences on lightweight concrete qualities by introducing wollastonite and chemical admixtures are researched which proves the important roles of wollastonite and admixtures in construction of concrete platforms
分析了作為輕骨料的粉煤灰陶粒的化學、礦物成分和物理力學性能以及用它作為粗骨料配製出的輕質混凝土的各項特性；研究了摻入硅灰和減水劑等外加劑對混凝土的強度、耐久性和新拌混凝土可工作性的影響；說明了硅灰和化學外加劑在海洋平臺混凝土施工中不可或缺的作用。 -
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。 -
There is an old saying in our field - " no dam is not crackable ". the crack is mainly because of the bad dilation after " alkali - aggregate reaction ", the temperature traverse inside and outside the concrete with the happening of heat evolution and the shrink of volume due to the cooling of concrete
水電行業有句「無壩不裂」的俗話，產生裂縫的原因主要有「堿集料反應」造成的破壞性膨脹，水泥水化過程中放出的熱量出現的混凝土內外溫度梯度和水泥石硬化後由於後期降溫發生的體積收縮等造成。 -
Research on high strength high performance concrete made with recycled concrete aggregate
再生骨料高強高性能混凝土配製研究 -
The three gorges project is a world - famous water conservancy center project. the main parts of it are the body of concrete dam, permanent ship casket, electricity - produce department, etc. these are all large volume concrete which influence the ageing resistance of the project directly, and they also have much to do with ( he concrete of moderate heal portland cement armature and concrete aggregate, etc
長江三峽工程，是舉世矚目的特大型水利樞紐工程，工程的主體：混凝土大壩壩體、永久船閘，發電廠房等均為大體積混凝土，這些混凝土工程的耐久性既與施工質量有直接關系，也與組成壩體的小熱硅酸鹽水泥、骨料、鋼筋等原料有密切的關系。
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