Hardboard standard grade 1 / 8 ' ' $ 62.60 per 1,000 sq. ft. 标准级硬性纤维板,1/8英寸,每1000平方英尺62.60美元。
1. colour fading is more even between Blue Standard grade 1 and grade 2; 即1.蓝标1级和蓝标2级之间的褪色更为均匀;
And this paper analysis the concrete strength and standard grade of steel, and its effect on bearing capacity and ductility of the shear wall. 并且分析了混凝土强度和钢梁钢材牌号对带钢连梁混合双肢剪力墙结构的承载力和延性的影响。
Based on both the modified clustering model and GM ( 1,1 ) model, the concentration threshold model of each pollutant is established to calculate the critical value with the environment aim at attaining the standard grade. 结合修正聚类分析模型及灰色预测GM(1,1)模型,建立了污染物达标浓度阈值计算模型,从而可确定系统内各因子在达标这个环境目标下的浓度临界值,即目标总量控制值。
The British Standard grade 460 bars, which when quenched with left heat after rolling, are naturally aged for different times. 对采用轧后余热处理工艺生产的英标460级钢筋进行不同时间的自然时效后测定其力学性能。