1) equation of state for concrete
混凝土状态方程
2) mixed state equation
混合状态方程
1.
Weak formulation of mixed state equation and boundary condition for axisymmetric cylindrical shell are presented in a cylindrical coordinate system by introducing Hellinger Reissner variational principle.
从Ｈｅｌｉｎｇｅｒ－Ｒｅｉｓｓｎｅｒ变分原理出发，在柱坐标系中，导出圆柱壳轴对称问题的弱形式混合状态方程和边界条件，联用状态空间法给出强厚度叠层柱壳的解析解，此法使得求解该类问题的形式得以扩大和统一。
2.
Weak formulation of mixed state equations including boundary conditions are presented in a cylindrical coordinate system by introducing Hellinger_Reissner variational principle.
从Ｈｅｌｉｎｇｅｒ＿Ｒｅｉｓｎｅｒ变分原理出发，在柱坐标系中，导出圆柱壳的弱形式混合状态方程和边界条件，联用状态空间法给出叠层柱壳的解析解，此法使得求解该类问题的形式得以扩大和统一
3.
Prof Tang clarified importance of mixed state equation of elasticity, and first gave Hamilton canonical equation by modifying Hellinger-Reissner variational principle At the same time author pointed out that the study of solution of mixed state equation has still not been well developed though it has a wide spread application prospect.
导出了弹性力学混合状态方程和边界条件弱形式的统一方程，此法使函数的选择无需事先完全满足边界条件，对于各种不同的边值问题可以用统一形式处理，这使得求解弹性力学问题的形式得以扩大和统一
3) liquid concrete
液状混凝土
4) lifetime decay equation
混凝土寿命衰变方程
5) eco-concrete
生态混凝土
1.
Thermal stress analysis of eco-concrete;
生态混凝土温度应力分析
2.
Effect of Eco-concrete on improvement of eutrophic source water quality;
生态混凝土对富营养化水源地水质改善效果
3.
Application of eco-concrete for controlling stormwater pollution from urban sloping-land;
利用生态混凝土控制城市坡面暴雨径流污染试验研究
6) ecological concrete
生态混凝土
1.
Purification of source water quality in simulated rivers embanked by ecological concrete
生态混凝土护砌模拟改善水源地水质
2.
Aiming at the flooded field slope protection,and to improve the traditional techno-method of slope protection,a new techno-method of ecological slope protection is proposed,which combines a new ecological vegetation material,ecological concrete(porous,dank concrete),scree(natural stone) and adjacent natural materials,in the design and protection of the slope of the flooded field.
针对淹水区坡面进行护坡的必要性和传统护坡技法的缺陷,提出了应用生态型护坡技法———中日植生材料(一种新型生态植生材料)、生态混凝土(多孔、透水性混凝土)、卵石(自然石)等近自然界材料的组合,进行设计、护坡。
3.
The definition of ecological concrete was expatiated,and necessity of ecological concrete was also discussed by the viewpoints of society,resource and environment.
对生态混凝土的定义进行了阐述,并从社会、资源与环境的角度对生态混凝土存在的必要性进行了论述,同时叙述了生态混凝土的研究现状,最后对生态混凝土的发展趋势进行了展望。
补充资料：贝蒂-布里奇曼状态方程
分子式：
CAS号：
性质：描述实际气体系统处于平衡状态时摩尔体积Vm压力P及温度T之间关系的一种经验方程，具有高度准确性。其表达式为:式中R是气体常数；A、B和a、b、c是可由实验测得的常数，对于不，同种类的气体有不同值。
CAS号：
性质：描述实际气体系统处于平衡状态时摩尔体积Vm压力P及温度T之间关系的一种经验方程，具有高度准确性。其表达式为:式中R是气体常数；A、B和a、b、c是可由实验测得的常数，对于不，同种类的气体有不同值。
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