根据工程实践经验和结构可靠度理论，进行分析比较确定聚类指标、评定等级量化标准及聚类灰类。
According to the experience from engineering practices and reliability theory of building structures, clustering index, quantified criterion and clustering classes are confirmed.
射线荧光光谱法通过建立标准曲线后，可以准确而又快速地检测脱硫灰中亚硫酸钙及硫酸钙总的硫含量。
The XRF method based on standard curve could determine the total sulfur content in desulphurize slag accurately and rapidly.
其中以粉煤灰50%、硅灰10%取代普通硅酸盐水泥的试验组，无论是试验室标准养护或是加速老化试验都表现出最优的耐久性。
Among which the experiment group using 50% fly ash, 10% silica fume instead of ordinary Portland cement shows rather better durability either in standard curing or the accelerated aging experiment.
应用推荐