Japan's Top Inventions - Season 6 Episode 6 第 6 集
总览: The fascinating stories and secrets behind hit Japanese products, plus parts and machines that boast the top share of niche markets. In the first half: the story behind cockroach traps with sticky sheets that trap bugs inside. In the second half: residential maps which help emergency vehicles like ambulances, fire trucks and police cars get to the scene quickly.
评论