“anechoic chamber” , Orfield Laboratories , ,The Quietest Place on Earth. 「消音室」 ， Orfield 實驗室， 世界上最安靜的地方。

The world's quietest place is a chamber at Orfield Laboratories | Mail Online
http://www.dailymail.co.uk/sciencetech/article-2124581/The-worlds-quietest-place-chamber-Orfield-Laboratories.html#ixzz1r63loiq0
Record for Sitting in the World’s Quietest Room Is Only 45 Minutes | Video | TheBlaze.com  http://www.theblaze.com/stories/how-long-could-you-last-in-the-worlds-quietest-room-the-record-is-only-45-minutes/
Orfield labs News, Videos, Reviews and Gossip - Gizmodo http://gizmodo.com/orfield-labs/
挑戰極限！全世界最安靜的「消音室」 最多只能待45分鐘 - Yahoo!奇摩新聞
http://tw.news.yahoo.com/%E6%8C%91%E6%88%B0%E6%A5%B5%E9%99%90-%E5%85%A8%E4%B8%96%E7%95%8C%E6%9C%80%E5%AE%89%E9%9D%9C%E7%9A%84-%E6%B6%88%E9%9F%B3%E5%AE%A4-%E6%9C%80%E5%A4%9A%E5%8F%AA%E8%83%BD%E5%BE%8545%E5%88%86%E9%90%98-130538079.html