重量轻、展收比高的可展开抛物柱面天线是航天领域的研究热点。现有的抛物柱面天线可展开结构大多为双层桁架结构，重量大、折叠体积大。受折纸模型启发的二维折展结构是一种典型的单层可展开结构，包括多种折纸构型，为单层可展开结构的设计提供了多种策略。

Behind this growth lies the rapid rise of the low-altitude economy as a strategic emerging industry. Data shows that China ...

Behind this growth lies the rapid rise of the low-altitude economy as a strategic emerging industry. Data shows that China now has over 36,000 active drone-related enterprises. The Civil Aviation ...