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.
该方法可以为电厂灰场库容设计提供合理的标准，从而控制由于灰水排放所造成的潜水层污染问题。
The methods can supply reasonable design standards for ash field storage to control water-pollution problems as a result of ash water discharge.
在这两个等级之间的主要差别是与高级的等级相比较，标准等级包含更多的无机灰。
The main difference between the two is that the standard grade contains more inorganic ash than the premium grade.
结果表明：（1）高钙灰的掺入改善了胶砂的工作性，降低了标准稠度用水量，延缓了胶材的初终凝时间；
The results show: (1) with high calcium mixing, concrete workability was modified, the water quantity needed for standard consistence decreased, initial and final setting time increased;
同时还给出了万宁、青岛两地各灰类氯离子浓度的平均值和标准差。
The mean and standard deviation of the Concentration of gray classes in WANNING and QINDAO were provided.
阀门作为火电厂除灰系统中的重要装置，由于车间环境恶劣，因而需要高标准的部件和先进的控制方法。
As important equipment in the ash removing system in power plants, valve needs fine components and advanced control method because of the sordid environment of the workshop.
通过群孔抽水试验，改变了地下水的循环条件，使水质达到了生活用水导致标准，为此区奥灰水的综合利用打下了基础。
Through multiple Wells pumping, the groundwater circulation condition is changed, thus water is drinkable finally, and sets a basis of comprehensive utilization of Ordovician water in the region.
根据运行实践，将1000MW燃煤锅炉机组电除尘器输灰系统归纳为两种典型设计，可使输灰系统的配置设计日趋标准化。
According to the practice, two typical designs of electric precipitator dry ash conveying system in 1000mw coal-fired unit have been generalized, which will make the ash conveying system standardized.
目的评价河北省疾病预防控制中心脊髓灰质炎（脊灰）实验室所用细胞系对脊灰病毒的敏感性，制备河北省脊灰实验室质量控制的标准毒株（QC）。
Objective To evaluate the sensitivity of cell lines to poliovirus used in Hebei Provincial Polio Laboratory (HBPPL) and to prepare standard strain under the Quality Control (QC) of HBPPL.
分别使用镁砂灰皿和骨灰灰皿，样品含Au量的分析结果与理论含Au量的偏差均在国家标准的允差范围内；
Respectively using magnesium oxide and bone ash cupels, the result deviation of gold content in the samples is within the allowable deviation of the national standards.
分别使用镁砂灰皿和骨灰灰皿，样品含Au量的分析结果与理论含Au量的偏差均在国家标准的允差范围内；
Respectively using magnesium oxide and bone ash cupels, the result deviation of gold content in the samples is within the allowable deviation of the national standards.
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