• French aeronaut Bertrand Piccard hopes to showcase the potential of green technologythe plane does not use a drop of oil.

    法国热气球驾驶员BertrandPic card希望展现绿色科技潜力,因为架飞机并不一滴燃油

    article.yeeyan.org

  • Aeronaut John Steiner inflates his hot air balloon at Erie, Pennsylvania, as seen in the oldest known photograph of an aircraft, a quarter-plate ambrotype taken in June 1857.

    气球驾驶员约翰·斯坦纳宾夕法尼亚州伊利自己热气球充气。 图为古老的飞行器照片,摄于1857年,采用的是四分之一感光底片旧式照相法。

    article.yeeyan.org

  • Aeronaut John Steiner inflates his hot air balloon at Erie, Pennsylvania, as seen in the oldest known photograph of an aircraft, a quarter-plate ambrotype taken in June 1857.

    气球驾驶员约翰·斯坦纳宾夕法尼亚州伊利自己热气球充气。 图为古老的飞行器照片,摄于1857年,采用的是四分之一感光底片旧式照相法。

    article.yeeyan.org

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