砼随着材料的开发及应用,砼组成材料由普通砼的水泥、砂、石、水四种发展为5~7种组成材料,使影响砼强度及工作性等的因素变得更复杂,这就为砼配合比的确定提出了新的要求.配合比的确定,关键是要保证砼满足施工、强度、耐久性、经济性四方面要求.在现行配合比设计规程JGJ/T55-96中,高强砼配合比确定方法基本上还采用普通砼的确定方法.但在实践中,该方法已显不足.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h 表1 试验因素水平表Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h水平Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | A(水泥用量)Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | B(单位用水量)Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | C(砂 率)Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | D(缓凝剂)Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 480Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 42Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 510Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 163Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 38Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 540Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 156Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 34Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h3)选择正交表:由于有4个因素,3种水平,故选择L9(34)正交表.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h 表2 试验方案及结果表Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h试验号Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 因素Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 试验结果Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | |||||||||
AÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | BÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | CÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | DÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | FDNÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h | SÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h | △SÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h | fÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 成本WÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 综合Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 名次Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | |
1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 480Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 42Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.55Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 180Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 45Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 58.4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 326.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | /Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 510Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 163Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 42Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.75Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 180Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 50Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 63.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 355.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 15Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 540Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 156Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 42Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 1.05Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 55Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 73.6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 390.6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 18Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 480Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 163Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 38Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.60Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 180Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 45Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 65.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 334.4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 27Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 510Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 156Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 38Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.80Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 180Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 75Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 74.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 355.9Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | /Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 540Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 38Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.70Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 50Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 68.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 368.0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 18Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
7Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 480Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 156Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 34Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.70Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 180Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 60Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 70.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 339.1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 27Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 510Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 170Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 34Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.55Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 175Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 40Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 66.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 346.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 24Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
9Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 540Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 163Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 34Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0.70Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 175Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 80Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 78.0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 365.6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 0Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | /Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h备注:FDN—高效减水剂;S—坍落度;△S—坍落度损失值;f—抗压强度;W—成本价.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h 5)试拌:按试验安排中各试验号的参数计算试拌用料.试拌时,高效减水剂用量以使流动性S=150~180 mm确定.并把试验结果填于表2.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h 表3 极差分析Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h
Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h因素Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 强度/MPaÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 坍落度损失值/mmÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 成本/元.m-3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | |||||||||
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BÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 64.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 69.1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 72.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 8.3Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 45Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 60Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 63Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 18Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 347Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 351.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 360.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 13.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
CÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 65.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 69.4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 71.7Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 6.6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 50Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 58Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 60Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 10Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 357.4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 352.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 348.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 8.6Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
DÌ¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 70.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 67.4Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 68.7Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 2.8Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 67Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 53Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 48Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 19Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 349.2Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 352.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 357.5Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h | 8.1Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |
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Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h ② 确定最佳配合比Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h (责任编辑 张晓云)■Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h作者简介:卢进亮(1962-),男,广西玉林人,广西大学土木建筑工程学院高级工程师.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h 参考文献:Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h [1]卢进亮,张树辉.高性能混凝土配合比关键参数对强度的影响[J].广西大学学报(自然科学版),1998,(2):186.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h [2]JGJ/T55-96.混凝土配合比设计规程[S].中华人民共和国行业标准.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h [3]陈肇元.高强混凝土及其应用[M].北京:清华大学出版社,1993.Ì¿oCI;¶Nbbs.3c3t.com5[îÉ!h |