curing time of concrete 中文意思是什麼
curing time of concrete
解釋
混凝土養護時間-
Ill 6. regularity of concrete petrography changing with temperature, standing time, cooling and curing process was studied by x - ray diffraction analysis. microscopic mechanics relative to macroscopic phenomenon after fire was discussed
利用x -射線衍射分析試驗研究了火災高溫后混凝土的巖相隨受火溫度、靜置時間、冷卻及養護方式的變化規律，探討了火災后混凝土產生宏觀現象的微觀機理。 -
By means of comparative experiments, this paper illustrates the influences of different cements, admixtures of flash - setting agents, water cement ratios, curing temperatures and raw materials on the performances of sprayed concrete, such as the setting time, strength and shrinkage ratio, on different conditions of efflorescence and hydration, so as to present references with regularity for the practical application of sprayed concrete
摘要通過對比試驗，闡明了不同水泥、不同速凝劑摻量、水灰比、養護溫度以及原材料在不同風化和水化程度條件下，對噴射混凝土凝結時間、強度、收縮率等性能的影響，以期為噴射混凝土的實際應用提供規律性的參考資料。 -
Firstly, this paper analyzes the influence of some factors ( such as the water / cement ratio, types of cement, curing time etc. ) on the carbonization properties of high performance concrete as well as that of common concrete
首先，對諸多因素（如水膠比、水泥品種、養護齡期等）對于高性能混凝土及普通混凝土的抗碳化能力影響程度進行定性和定量分析。 -
Enlarging concrete section, enveloping iron and strengthening with carbon fiber sheet are the widely - used methods to strengthen concrete column under axial compression, although these methods have their respective defects : wet - work in construction sit, long time for curing and deformation of appearance, the aging of pouring compounds and so on
目前對軸心受壓混凝土構件而言，常用的加固方法有混凝土加大截面法、外包鋼加固法、碳纖維布加固法等。而這些方法各有其缺陷，如現場濕作業問題、養護及外觀問題、灌漿材料或粘接劑的老化問題等。 -
The expansive property of concrete curing in water is better than that curing in air. the curing time of multiple anti - cracking and impermeability concrete can not less than 14 days. ill to take all account of the factors such as raw materials, construction, curing, and tensile strength, limit tensile strain, etc., which have effect on anti - cracking property of concrete, the overall crack probability is brought forward to access anti - cracking property of concrete, with aid of mathematics
為了全面地考慮原材料、施工、養護、抗拉強度和極限拉伸率等因素對混凝土抗裂性能的影響，利用數學概率分析方法，引入體積開裂概率的概念評估混凝土的抗裂性能。應用材料復合技術，無機-有機多組份復合，研製出一種新型復合抗裂材料，提高混凝土的抗裂防滲性能，且滿足混凝土的強度和工作性要求。 -
7. regularity of microscopic pattern in concrete after fire changing with temperature, standing time, cooling and curing process was studied by stereoscan test. it was summarized to predict temperature in fire based on microscopic structure subject to fire
利用掃描電鏡分析試驗研究了火災高溫后混凝土內部的微觀形貌隨受火溫度、靜置時間、冷卻及養護方式的變化規律，歸納了通過高溫后混凝土的顯微結構特徵推定火災溫度的方法。 -
Concrete compression strength was predicted by artificial neural network ( ann ) considered three factors, such as temperature, standing time and cooling and curing process after cool. also it was predicted in different rebound and ultrasonic values. fire resisting performance of concrete was studied and predicted
通過人工神經網路（ ann ）方法預測了火災后考慮不同受火溫度、靜置時間、冷卻及冷卻后的養護方式三種影響因素的混凝土抗壓強度；預測了火災后考慮不同回彈值、大連理工大學博士學位論文一超聲波速值等因素的混凝上抗壓強度，研究並預測了火災后混凝土的抗火性能。
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