The solidification shrinkage mechanism of unsaturated polyester resin is analysized by using free Volume theory in this paper.
本文用自由体积理论分析了不饱和聚酯树脂的固化收缩机理。
2
The structural analysis theory and method of reinforced concrete tall buildings in view of construction procedures and creep deformation of shrinkage were investigated.
研究高层钢筋混凝土建筑考虑建造过程的收缩徐变变形的结构分析理论及方法。
3
The shrinkage cracks caused by difference in temperature are analysed using elasticity theory and relating to project practices, and the prevention and treatment measures are proposed in the paper.