Compared with Bengang 1700 hot rolling mill, the strip rolling product has smaller crystal granularity, higher strength value, and lower extension rate.
从热轧产品看：与本钢1700热连轧机相比，晶粒尺寸略小，强度值略高，延伸率略低。
A new method of estimating concrete strength representative value by means of a confidence lower limit is presented in this paper, and one-side tolerance factor expression is given.
提出了用置信下限作为混凝土检验批强度标志值的估计量的新方法，给出了单侧容限系数的表达式。
The results showed that the longitudinal tensile strength of hybrid composites were lower than the value evaluated by rule of mixture and showed negative hybrid effect.
结果表明，该混杂复合材料的纵向拉伸强度均低于混合定律的预测值，表现出明显的混杂负效应。
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