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1)  excessive axial compression ratio
轴压比超限
1.
Seismic behavior of reinforced concrete frame columns with excessive axial compression ratios;
钢筋混凝土框架柱在轴压比超限时抗震性能的研究
2)  Axial compression ratio
轴压比限值
1.
Limit values of axial compression ratio for steelreinforced concrete columns;
型钢混凝土柱轴压比限值
2.
In this paper, an investigation on axial compression ratio of columns with T, L-shaped cross-sections is carried out by numerical method.
对T、L形柱轴压比限值进行了深入的研究,指出T、L形柱轴压比限值与截面尺寸有关;并针对T、L形柱当腹板受压时轴压比限值很低,在实际工程设计中很难实现这一现象,提出了提高轴压比限值的方法,考虑增加腹板端部配筋和箍筋约束混凝土作用的有利影响,对T、L形柱轴压比限值进行了电算分析。
3)  limit values of axial compression ratio
轴压比限值
1.
Discussion on limit values of axial compression ratio of frame columns for high building;
高层建筑框架柱轴压比限值研究
2.
Based on the balancing condition of internal forces in the case of balanced failure,the theoretical calculation formulas of limit values of axial compression ratio for core steel reinforced concrete(CSRC) columns are derived,and the main parameters which affect the limit values of axial compression ratio of CSRC columns are analysed.
基于界限破坏时的内力平衡条件,推导了核心型钢混凝土柱轴压比限值的理论计算公式,计算分析了配钢率、混凝土强度等级、柱截面尺寸等因素对核心型钢混凝土柱轴压比限值的影响。
4)  ultimate axial compression ratio
轴压比限值
1.
Study of ultimate axial compression ratio for RC inequal-leg special-shaped columns;
钢筋混凝土不等肢异形柱轴压比限值的研究
2.
In the calculation of ultimate axial compression ratio for irregularly-shaped columns,the grid method is usually applied to the cross-section integration.
已往异形柱轴压比限值的计算均采用网格法进行截面积分。
3.
The ultimate axial compression ratio for the specially shaped columns is computed by the numerical method.
根据《混凝土结构设计规范》关于正截面承载力计算原理 ,对 L形、T形和十字形截面柱的轴压比限值进行了数值计算分析 ,得出了不同截面形状、不同纵向配筋率和不同中和轴角度时的轴压比限值随含箍特征值的变化规律 。
5)  ultimate axial compression ratio
界限轴压比
1.
Influence of neatral-axis angle on ultimate axial compression ratio for T-shaped RC columns;
中和轴角对钢筋混凝土T形截面柱界限轴压比的影响
2.
On the basis of the limit failure conditions of the section of eccentric compression member ,this paper uses a parallel-method to calculate the position of neutral axis when the angle of neutral axis changes and uses finite element method to study the ultimate axial compression ratio for cross-shaped R.
采用简化的平行线法计算中和轴的位置,用有限元法对钢筋混凝土十字形截面柱界限轴压比进行分析。
6)  limit value of axial compression ratio
轴压比限值
1.
Study of the limit value of axial compression ratio in designing structural systems with special-shaped column;
异形柱框架体系设计轴压比限值研究
2.
Experimental research on limit value of axial compression ratio for concrete frame columns with central reinforcement;
加芯混凝土框架柱轴压比限值试验研究
补充资料:冲击波超压与动压

[解释]:  核爆炸产生的高温、高压火球膨胀,在周围介质中形成连续向外传播的压力脉冲(或冲击波),冲击波阵面传播到空间某点时,超过周围环境大器的压力称超压;空气粒子高速随波阵面运动产生的冲击压力称动压。超压和动压都以帕斯卡(Pa)为主单位。超压随时间的变化取决于爆炸威力、距爆点的距离和爆心周围的介质情况。特定地点的峰值超压一般出现在冲击波阵面到达该点的瞬间,超压在该点的持续时间称为正压作用时间。尔后,该点的压力下降到低于周围压力,称为负压,再逐渐回升到周围压力值。对人员的直接冲击伤,超压为20—29千帕可引器轻度伤;29—59千帕可导致中度伤;59—98千帕可造成重度伤;大于98千帕可造成极重度伤。动压为10—20千帕可造成中度伤;20—39千帕可造成重度伤;大于39千帕可造成极重度伤。动压的推动、抛掷和超压的挤压会造成物体变形和毁坏。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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