This article introduces the common failures during operation of PTFE hose assembly used in aerospace aircraft.It also classifies analyzes the common failures,and puts forward relevant measures to avoid the functional failure of PTFE hose assemble.%介绍了航空航天飞行器用聚四氟乙烯软管组件在使用过程中出现的常见故障情况,对故障情况进行了分类和分析,并提出了相关措施以避免聚四氟乙烯软管组件功能失效。
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