In a word, the Unsymmetrical multi-span energy-saving greenhouse could make the greenhouse climate to prolong about 60 days in summer and to shorten about 60 days in winter.2. The light distribution is also various in the Unsymmetrical multi-span energy-saving greenhouse.
非对称连跨式节能温室夏季比露地延长60天，冬季比露地缩短60天。
参考来源 - 非对称连跨式节能温室温光性能的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
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。
The effect of different mathematical models on lateral vibration analysis of multi-span simple beam bridge is discussed in this paper.
讨论了铁路多跨简支梁桥不同计算图式对横向振动分析结果的影响。
应用推荐