coarse cement 中文意思是什麼
coarse cement
解釋
粗水泥-
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。 -
When the cement concrete pavement is opened to the traffic up to 3 ~ 5 years, especially when the wear resistance of the coarse aggregate is not good and the strength of the concrete pavement is not adequate, the wear in the original road surface will be more distinct in these cases. the phenomena of stripping, pit slot, surface pit, incompact and polish, filler damage and etc. usually happen in the cement concrete pavement. it will influence the traffic quality once the diseases appear in the cement concrete pavement
本論文結合東北高速黑龍江分公司項目《水泥混凝土路面白色薄層罩面技術的研究》展開工作，通過大量的試驗研究，從以往國內的修復材料，國外的同類材料中，參考道路修復材料的技術標準，路面養護維修手冊和混凝土路面修補技術要求，吸取已有材料的長處和特點，研製開發了kg水性修補材料和kg油性修補材料，通過反復測試並做正交試驗，研製出最優配方。 -
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 design strength of the new concrete is c40, which adopts 525 # common portland cement, the sand is middle wide river - sand, the radius of coarse aggregate is 10 - 30mm. the surfaces of the old concrete which are harnessed are divided into i, ii, iii three type faces
Znfl ， ao新混凝土設計強度等級選用c40 ，採用525 』普通硅酸鹽水泥，砂是中粗河砂，粗骨料的粒徑為川30mm 。老混凝土表面處理后的表面分為1型面、 11型面、 ill型面三種類型。 -
This product applies to the flat glass - grinding straight - edge, coarse grinding, finishing grinding, polishing once completed, tracked drive inverter used to control motor speed, smooth and reliable, cement blocks sliding box when sliding double - linear ball guide, ball screw double - action speed stability and precision
本產品適用於磨削平板玻璃的雙直線平邊，粗磨、精磨、拋光一次完成，履帶驅動採用變頻電機調速控制，平穩可靠，磨頭座滑動箱體滑動時採用雙直線滾珠導軌，雙滾珠絲桿傳動，移動速度穩定、精確。 -
This paper deals with high fluid concrete in which high strength ceramsite made from shale was used as coarse aggregate. effects of cement content, water - cement ratio, sand percentage, mineral admixture, grading and pretreatment of lightweight aggregate on compressive strength and workability of high fluid structural lightweight aggregate concrete have been studied. the rules of water absorption of high strength lightweight aggregate under different pressure and effects on uniformity of high fluid structural lightweight aggregate concrete have been studied too
本文採用高強頁巖陶粒，摻加高效減水劑配製大流動性結構輕集料混凝土，討論了水泥用量、水灰比、砂率、礦物摻料及輕集料的級配和預濕方式對大流動性結構輕集料混凝土強度和工作性的影響；系統研究了高強陶粒在常壓和壓力下的吸水規律；研究了影響大流動性結構輕集料混凝土勻質性的因素，提出了解決大流動性結構輕集料混凝土分層離析的具體措施。 -
Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑；針對超早強的性能要求，試驗比較了不同早強劑及早強性摻合料的性能表現，研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料；考慮到修補混凝土對粗集料粒徑的敏感性，對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析；並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。 -
Based on above, the characteristics of hydration hardening process and microstructure of hsc as well as the interfacial layer between cement paste and coarse aggregate are investigated under low water cement ratio, high content superplasticiser and with one kind or more than one kind of mineral materials condition, the reaction mechanisms of different mineral materials are also discussed
研究了不同水膠比、復合緩凝成分高效減水劑及礦物摻合料的摻加方式、摻量對高強混凝土水泥漿體水化放熱過程和水泥漿體的水化熱、水化放熱速率以及最高溫升的影響規律。探明了高強混凝土中水泥漿體的水化硬化過程、礦物摻合料之間的相互作用機理。 -
Firstly, the environment harm of the waste rock is studied ; secondly, we research the physics and mechanics property of the waste rock of the dabagou tunnel and get the physics and mechanics property index of waste rock ; thirdly, after comminuting the waste rock and compounding concrete as coarse aggregate, we make the comparison between it and the songshan stone in the fuxin building market at present, it proves to possess extension application value ; fourthly, on the foundation of it, we utilize waste rock as coarse aggregate to compound high strength concrete, steel fiber high strength concrete, polymer cement concrete, asphalt concrete by uniform design and research their mechanics property index by experiment
首先闡述了排矸石對環境產生的危害，其次對大巴溝隧道排矸石的物理力學性質進行了試驗研究，獲得了排矸石的物理力學性能指標。將排矸石粉碎后，作為粗骨料配製成混凝土，與目前阜新建築市場上所用的松山石子進行比較，證明其具有推廣應用價值。在此基礎上，利用均勻設計法，將排矸石作為粗骨料配製成高強混凝土，鋼纖維高強混凝土，聚合物水泥混凝土，瀝青混凝土，通過試驗測定其力學指標，獲得了各種排矸石混凝土的優化方程和最佳配合比。 -
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。
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