Investigation of effects of outer shading screens on illumination inside multi - span greenhouse 2萃取生姜中抗氧化活性物质的工艺研究
Experimental research on cooling effect of natural ventilation in a venlo - type multi - span greenhouse 型连栋温室夏季自然通风降温系统的试验研究
Simulation and optimization of natural ventilation for mutual interval insert type multi - span greenhouse 间隔互插式连栋温室的自然通风模拟与优化
Therefore , it has common significance and adaptability for study on the design theory of multi - span greenhouse structure which takes series east - china multi - span plastic greenhouses for research object 因此以系列化华东地区连栋塑料温室为研究对象,研究连栋塑料温室结构设计理论具有普遍意义和适应性。