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V2EX    linhof    全部回复第 1 页 / 共 1 页
回复总数  1
2018-12-18 08:17:48 +08:00
回复了 feverzsj 创建的主题 上海 上海地铁开始启用太赫兹人体安检仪了
@feverzsj 说你不懂吧,看上去又很懂的样子,说你懂吧,又典型的不懂装懂……被动式太赫兹的技术发展还真是多了解一下吧,这样才符合科学精神。建议首先从几个点入手:什么是太赫兹、主动式和被动式的原理、太赫兹成像面积和成像孔径的关系、单像元和像元阵列的区别、太赫兹成像仪和安检仪的区别……等等,另外提一句,现在这个世界,还真不要太小看国产的,呵呵。
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