1) stiffness coefficient contributionβ
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刚度贡献系数β
1.
Moreover,based on the analysis of these methods,a concept of contribution and the stiffness coefficient contributionβ, which views the contribution of rib beam towards gypsum combination mode as a kind stiffness of the structure,is proposed to calculate the reinforced concrete ribbed plaster mold combination of flat-slab system much more accurately.
首先,本文介绍了拟板法、拟梁法、查表法、交叉梁系法四种密肋梁结构内力及变形的计算方法,并且提出了刚度贡献系数β这个概念,把石膏组合模壳对结构整体的刚度贡献计入肋梁的刚度中,从而使现有的计算方法能更准确的计算钢筋混凝土石膏组合模密肋梁板体系的受力及变形。
2) Rigidity contribution coefficient
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刚度贡献系数
4) Density transmission coefficient
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浓度贡献系数
5) contribution coefficient
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贡献系数
1.
With soil moisture zero-method simulating Meiguodaye and Shadawang\'s year water consumption and soil water contribution coefficient,the result was planting Meiguodaye was more save water than planting wheat and corn in drought region.
用土壤水分平衡法估算美国大叶、沙打旺两种牧草的全年耗水量和土壤水分贡献系数,结果表明,在干旱缺水地区种植美国大叶是发展草产业的较好品种。
6) green contribution coefficient
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绿色贡献系数
1.
The water resource consumption, energy resource consumption, SO2 and COD discharge in year 2002 in China were calculated; and the green contribution coefficient was suggested as the basis for judging the unfair factors.
通过对基尼系数内涵的扩展,提出了资源环境基尼系数的概念,计算了中国2002年水资源消耗、能源消耗、SO2和COD排放的资源环境基尼系数,提出了以绿色贡献系数作为判断不公平因子的依据。
补充资料:轧机刚度系数
轧机刚度系数
rigidity coefficient of rolling mill
zhalj gongdu xishu轧机刚度系数(rigidity eoeffieient of rollingmill)使轧机产生纵向单位弹性变形所需施加的轧制力。其几何意义为轧机弹性曲线直线段的斜率,记作 dP K~~共气 “m ds式中d尸为轧制力增量;ds为辊缝增量;Km为轧机刚度系数,其量纲为kN/mm。因此,某一轧机的刚度系数可根据轧机的弹性曲线的斜率计算确定。实际上,由于轧制时轧棍和整个车L机在负荷作用下温度升高,辊缝发生变化而成为一个变值,轧辊的圆度和安装偏差会造成轧件的纵向厚度偏差呈高频周期性变化,轧件、一公淤叮派李点- 翻~香爪~~咋今粉~ 轧钢机按机架排列分类 a一单机架;吞一横列式;一顺列式;d一棋盘式;~半连续式;了一连续式宽度也会影响轧辊的弯曲弹性变形等,所以为了提高轧件厚度控制的精确度,轧机的刚度系数一般都通过现场实测方法得到。但也可以在用解析方法分别算出轧辊的刚度系数K,、机架的刚度系数KZ、安全臼的刚度系数K3、压力传感器的刚度系数K4等之后,按下式计算 1 K,~— 1 .1 .1 .1 分+分十含+亡 K:1 KZ’K3’K4因此,K。又称等效刚度。 (赵以相)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条