Through the 18th century, persons had been inflating balloons of cloth or canvas with warm air and sending it aloft, the Montgolfier brothers going so far as to experiment with to start with animals in 1782, then, when altitude didn't destroy them, human beings in 1783. 9070XT：性能基本持平5070Ti，但是价格要便宜不少，能抢到原价的可以直接冲，非公高端型号贵几百块但是可以原价直接买到，性... https://ballonarch42198.ktwiki.com/1648800/considerations_to_know_about_ballon_arch