由航空航天部11所设计研制、为轻型汽车和工程机械等配套使用的“航天牌”系列气体弹簧于1989年7月在西安通过了省级鉴定,现已投入批量生产。气体弹簧是一种以压缩气体为蓄能介质的举升、支撑机构,是八十年代的新技术和新产品,在国际上它的应用约有十多年历史, The “Aerospace Brand” series gas springs designed and developed by the Department of Aerospace 11 for use in light-duty vehicles and construction machinery passed the provincial appraisal in Xi’an in July 1989 and have now been put into mass production. The gas spring is a lifting and support mechanism that uses compressed gas as a storage medium. It is a new technology and new product in the 1980s. Its application in the international community is about a decade old.