2014
百度一下下载
17 年前
视频简介
《挑战不可能》是由中央电视台综合频道打造的大型励志挑战节目，它以“天行健，君子以自强不息”为精神理念，将挑战极限与时代精神相结合，“平凡生命，极致绽放”，展现人类挑战自我的勇气和智慧，弘扬自强不息的中国精神，为中华民族伟大复兴提供精神动力。。讲述了随着中国第一艘航母平台开始出海试航，中国海军成立了首支舰载机试飞大队，以谢振宇、余涛为代表的顶尖青年飞行员，在海军功勋飞行员秦大地大队长的带领下，以严谨的科学态度和时不我待的使命意识，攻克了舰载机着舰和起飞技术这一世界性难题。中国航母终于成军，谢振宇和余涛传承了老一辈的“海空雄鹰精神”，率领中国舰载机机群在辽阔海空上展翅翱翔。。NOVA: Mysteries of Sleep Like virtually every other animal, humans need sleep to survive. But why? What do we gain from spending nearly a third of our lives in such a defenseless state? And what's at stake if we sleep poorly? The functions of sleep have long been something of a mystery. But now scientists are peering deep into the brain to see what happens while we snooze. One ...。