In this paper the space distribution of temperature and the seasonal change in unsymmetrical multi-span greenhouse were analyzed.
分析了非对称连跨式节能温室内温度的空间分布及季节性的变化趋势。
2
Illustrating that as to this multi-span large frame structure, it is relatively right to adopt plane finite element for calculation.
通过试验说明，对于大型框架结构，采用平面有限元进行计算较为合理。
3
The calculation method for the influence quantity is discussed for single-layer multi-span frames under moving load, which are wildly used in Bridges, industrial and public buildings.