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- The results indicate that the chloride diffusion coefficients of concretes increase with the increasing of the replacement of the limestone powder. 结果表明,混凝土中掺入石灰石粉对其抗氯离子渗透不利;
- The addition of fly ash can effectively the chloride diffusion coefficients of the concretes with limestone powder, thus improving their ability to counter chloride diffusion. 粉煤灰能有效降低石灰石粉混凝土的氯离子扩散系数,提高其抗氯离子渗透能力;
- The chloride diffusion coefficient of concrete with un-naphthalene water reducing agent and composite superfine powder 非萘系减水剂和复合超细粉对高性能混凝土渗透性的影响
- Standard Test Method for Determining the Apparent Chloride Diffusion Coefficient of Cementitious Mixtures by Bulk Diffusion 使用容积扩散法测定胶结混合剂表面氯化物扩散系数的试验方法
- Research on rapid testing method for chloride diffusion coefficient of marine concrete saturated with seawater based on electrical resistivity measurement 基于饱海水电阻率的海工混凝土氯离子扩散系数测试方法的试验研究
- chloride diffusion coefficient 氯离子扩散系数
- The effective diffusion coefficient of water-solubility chloride ion in GBC concrete is 17% of that in the OPC. GBC混凝土比普通混凝土具有更强的抗氯离子扩散性能,其水溶性氯离子有效扩散系数只有普通混凝土的17%25。
- The experimental results show that surface mortar layer can significantly reduce the chloride ion diffusion coefficient of concrete. 结果表明,致密的表面砂浆层能显著地降低混凝土本体的氯离子扩散系数。
- The moisture diffusion coefficient was increased at the early drying sta... 随后,随含水率逐渐降低呈逐步减少趋势。
- The best improved ability for countering chloride diffusion is reached with the addition of 20% limestone powder as well as 20% fly ash. 当混凝土中石灰石粉掺量为20%25时,粉煤灰改善混凝土抗氯离子渗透性能的最佳掺量为20%25。
- chloride ions diffusion coefficient 氯离子扩散系数
- The diffusion coefficient of RaA atoms,being 0.071cm~2/s,was determinedusing two-filter wall deposition method. 采用壁沉积方法;测得 RaA 的扩散系数 D=0.;071cm~2/s。
- The longer time and the bigger convection and diffusion coefficient was,the bigger the polluted region. 作用时间越长,扩散系数越大,污染物影响范围越大,质量浓度值越高。
- Results Increasing vascular permeability coefficient P and the drug diffusion coefficient D, AUC will increase. 结果增大肿瘤间质中毛细血管对药物的通透性P,提高药物在肿瘤间质的扩散系数D,AUC的值均增大。
- In order to know chloride diffusion characteristics well in concrete at tidal zone,chloride diffusion rules in concrete were studied under the effect of dry and wet alternation and flexural load. 为了明确氯离子在水位变动区域混凝土中的扩散特性,研究了干湿交替条件和弯曲荷载共同作用下氯离子在混凝土中的扩散规律。
- The effective diffusion coefficient and rate constant of intraparticle transport were calculated. 求出了颗粒内有效扩散系数和颗粒内扩散速率常数。
- Diffusion coefficient can be deduced from matano method using electronic microprobe. 采用电子显微探针法,“俣野”数值方法推导出扩散系数。
- The impurity concentration profile depends on epitaxy growth velocity, growth time and impurity diffusion coefficient. 如果杂质的扩散系数很小,杂质在外延层中的深度分布是均匀的。
- At the same sintering temperature, the diffusion coefficient during the PCH process is larger than that of HP. 烧结温度越高,元素的相对扩散系数越大;相同烧结温度下,PCH样品的相对扩散系数要高于HP样品,即PCH过程中原子扩散要快于HP过程。
- the chloride ion diffusion coefficient 氯离子扩散系数