强度标准值

制定锅炉用钢强度标准值数据表的建议

Suggestions on Preparing Strength Standard Values of Steels for Boiler

点荷载试验确定岩基抗压强度标准值的分析

Analysis of point load experiment to determine rock foundation 's anti - pressure strength normal value

结合母体信息和现场抽样实测数据，研究了这些情况下恒荷载标准值和材料强度标准值的小样本统计推断方法，通过对比分析，指出本文方法的合理性。

According to matrix information and road-test dates , the small samples and bayes statistical inference methods are used for studying the standard values of dead loads and material strength on existing structures in these instances .

分析表明，该计算公式中使用立方体抗压强度标准值是欠妥当的，且该计算公式的可靠指标计算结果不符合《统一标准》的规定。

It is shown that the use of characteristic value of cube strength in the calculation formula is not proper , and the calculation results of reliability index are not in agreement with the regulations in the Unified Standard .

通过深层搅拌法加固套闸软基工程实例，分析了此条件下水泥土强度标准值的影响因素和取值方法，介绍了施工工艺和注意事项。

Based on the practice of lock foundation consolidation by deep cement agitating method , this paper analyzes the influential factors of cement-soil strength standard and method of selecting the value , and introduces the construction technology and matters of attention .

抗拉强度比标准值低约50MPa。

Whereas tensile strength 50 MPa lower than the standard value .

结果表明，治疗后所有病人的信号强度标准化值均明显减小，减小的程度标定着肿瘤纤维化的程度；

After treatment , a significant decrease in signal intensity ratios of tumor to fat and tumor to muscle was found in all patients .

利用梅雨强度指数的标准值，应用其指数均方差建立了强度状态的分级标准。

The standard and standard deviation of plum rain intensity index are used to setup the classification standard of plum rain intensity state .

根据统计分析和贝叶斯估计结果，建议了强度等级为C20和C30再生混凝土抗压强度的标准值与标准差的取值。

Based on the results of Bayes estimations , the standard deviations for the compressive strength of RAC with strength grades of C20 and C30 were proposed .

在此基础上分析了轴心抗压强度、轴心抗拉强度的统计参数，并给出各种强度的标准值。

Furthermore , the paper also analyses the statistical parameter of axial compressive strength and axial tensile strength , give the standard value of each strength .

根据已搜集到的国内外拱坝规范、混凝土强度试验和相关文献，通过分析比较，提出了能反映拱坝混凝土强度特性的强度标准值取值方案；

Based on the collected arch dams code home and abroad , concrete strength test and other related references , the author put forward a strength standard value scheme that can reflect arch dams concrete strength characteristics .

文中提出用回弹法或回弹并取芯修正法测定结构混凝土强度时，应考虑测强回归方程和芯样强度的离散性，同时还应顾及样本数量对推定的混凝土强度标准值的影响。

This paper presents the determination of strength of structure concrete using rebound methods or rebound and core specimen correction method should consider the scatter of regression equation for test-strength and strength of core , the influence of specimen number on the determined standard value of concrete strength as well .