小飛機和大型民航客機比,安全性低事故率高。但是它方便,所以有錢人還是離不了它。
所有跟帖:
• 直升飛機聽說都是單引擎, -金米- ♀ (32 bytes) () 01/25/2021 postreply 16:41:39
• 直升飛機聽說都是單引擎, -金米- ♀ (32 bytes) () 01/25/2021 postreply 16:41:39
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