before, Ning Yuan rubbed against the tree trunk and picked up a branch as a walking stick.She carefully and clumsily made her way out, silently praying not to encounter any snakes or wild animals.Aft... jets, a standard passenger jet is akin to an unfurnished house. The cost of modifying and furnishing this "shell" accounts for at least half or more of the total value.So, just this one airplane, its...