normal concrete 中文意思是什麼
normal concrete
解釋
普通混凝土-
This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件，包括模擬壩體的實際升程過程，考慮了新老混凝土接觸面上的初始溫度不連續，逐日的氣溫變化，混凝土的入倉溫度，水化熱溫升，邊界保溫，水庫蓄水過程，澆築間歇以及灑水養生等因素；應力場的計算考慮了混凝土的自重，靜水壓力，溫度應力，常態混凝土與碾壓混凝土不同的自生體積變形，混凝土的彈性模量隨齡期的變化以及徐變的作用。 -
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。 -
The experimental results show that there are few differences in the mechanical properties between normal concrete slabs and lightweight aggregate concrete slabs which are made by haydite as coarse aggregate. at the same time, the haydite concrete proved that it is available in practice
試驗研究結果說明，以南寧市福民節能保溫陶粒製品廠生產的陶粒作粗骨料的輕質混凝土板，其受力性能與普通鋼筋混凝土板沒有什麼差別，可以用於工程實際。 -
Elastic moduli of scc were compared with those of normal concrete
研究中以不同含砂率之混凝土配比進行彈性模數試驗，並與一般混凝土比較。 -
According to the code of durability test for normal concrete, the results show that the resistance of carbonate to the nonnal concrete is superior to the hpc
按照普通強度混凝土耐久性試驗方法測得的不摻任何摻和料的混凝土抗加速抗碳化能力最好。 -
At the same time, it has some special virtues that are different from normal concrete, such as high heat preservation, inherent fire resistance, etc. the search of lightweight aggregate concrete began at 70 ' s in our country
它不但具有質輕的優點，還能提供普通混凝土的強度、抗裂度等力學性能。目前已廣泛應用於橋梁以及各種工業民用建築上。 -
Finally, with the research results, the author analyzes the two tv tower drums : the normal concrete tower and the presrtressed concrete tower. at the same time, the calculation reliability of prestressed concrete tower drum and dropping - coefficient of stiffness established in this paper has been proved
最後，利用本論文的研究成果，對普通混凝土電視塔和預應力電視塔進行實例分析，驗證了本文建立的塔筒計算公式和剛度降低系數計算公式的可靠性。 -
Cfrp tendon is a new composite material manufactured by special technology, it has many advantages such as high - strength, low - density, better corrosion - resistant and so on, so it can potentially replace steel tendons in normal concrete structures and prestressed concrete str uctures, particularly in areas where corrosion is a problem
碳纖維塑料筋是採用特殊工藝製造的新型復合材料，它具有強度高，密度小，耐腐蝕等優點，能夠取代普通混凝土結構和預應力混凝上結構中的普通鋼筋和預應力鋼筋，尤其是在鋼筋銹蝕問題嚴重的地區。 -
The results of experiments show out : the frost - heave stress of normal concrete with low w / c ratio was more small than the frost - heave stress of normal concrete with high w / c ratio under freezing condition
試驗研究表明:受凍條件下，低水灰比基準混凝土凍脹應力要比高水灰比基準混凝土的凍脹應力小。 -
Alternative of normal concrete placement by high - speed belt conveyor in the longtan hydropower station
龍灘水電站常態混凝土高速皮帶機入倉方案 -
The long - term strength development of the hpc is superior to the normal concrete
高性能混凝土的後期強度發展明顯高於普通強度混凝土。 -
As far as the durability concerned, the resistance of sulfate attacks of the normal concrete could n ' t compared with the hpc
耐久性方面，普通強度混凝土的抗硫酸鹽性能要比高性能混凝土差。 -
The research of how to improve the durability of normal concrete has become more important when extensive attention caused by the problem of durability
在耐久性問題普遍受到重視的情況下，如何提高普通強度混凝土的耐久性的研究就顯得尤為重要。 -
However, the quality evaluation to the hpc and the normal concrete is different, the results of the resistance of carbonate to the hpc should be given more consideration
但是高性能混凝土性能的評價方法與普通強度混凝土不同，該試驗結果對于高性能混凝土抗碳化能力的評價值得探討。 -
The results indicate that there are some relativity between the gas anti - permeability and carbonation resistance, and both properties of recycled concrete are worse than those of normal concrete
對再生混凝土的抗氣滲性和抗碳化性能進行了研究，試驗結果表明：再生混凝土的抗氣滲性和抗碳化性能之間具有一定的相關性，但該兩者均較普通混凝土差。 -
The shrinkage characteristics of hsc and normal concrete at short term and long term are researched. based on the above research, high performance expansive c50 - c80 concrete, which posses good expansive properties, excellent flow ability, low slump loss and hydration heat. in order to improve the anti - cracking of some important projects, such as cutting wall, the workability and bulk stability of fiber - reinforced micro expensive concrete are researched
針對高強混凝土的收縮特性以及性能特點，本文提出將膨脹劑引入高強混凝土內進行補償收縮，研究了粉煤灰、礦渣、硅灰等摻和料對混凝土工作、力學耐久性能的影響和c50 c80高強微膨脹補償收縮混凝土的力學與工作性能，配製出具有很好的可泵性能和耐久性能的混凝土。 -
According to experimental and applied study on raft foundation reinforced by steel fiber, the paper mainly gives researches as follows : 1. the experiment of concrete slab reinforced by steel fiber is made. the capacity between normal concrete and sfrc slab is compared. in addition, slabs made by different construction method between spreading steel fiber by layering and mixing fiber in advance are compared
進行鋼纖維混凝土板的沖切性能試驗，對比分析鋼纖維混凝土板和普通混凝土板的沖切性能，對比預先拌勻鋼纖維的施工方法和分層鋪撒鋼纖維的施工方法試件的沖切性能和變形性能； 2 -
The concrete watertight wall is a kind of water conservancy engineering structures which is widely used and very important, and it can be classified as normal concrete and plastic watertight wall
混凝土防滲墻是一種廣泛應用和十分重要的水工建築物，分為普通混凝土防滲墻和塑性混凝土防滲墻兩種。 -
The elas tic modulus, ascending segment of stress - strain relation of normal concrete, two kinds of concrete containing respectively grade fly ash and grade fly ash from huaneng fuzhou power plant is tested. the analysis results show that the relation between elast ic modulus and axes compressive strength of fly ash concrete is the same as normal concrete
本文試驗研究了普通混凝土、不同品質粉煤灰混凝土的彈性模量、應力應變上升段及其他力學性能。結果表明：粉煤灰混凝土與普通混凝土的彈性模量隨軸心抗壓強度的變化是一致的；強度達到一定的等級后，相近強度等級的粉煤灰混凝土和普通混凝土，前者的彈性模量超過後者的彈性模量。 -
The use of shotcrete as early linings of tunnel is a prevalent technique in underground engineering today. in cases with reliable rock situation, shotcrete linings can even be used as permanent prop for tunnel. the sfrc can act as a substitute for normal concrete and yields good results in such situation
以噴射混凝土作為隧道初期支護是隧道工程實踐中一項較成熟的技術，在圍巖條件較好的一些工程中，噴射混凝土襯砌甚至可以單獨作為永久的襯砌使用。
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