投稿ビュー
New 'acoustic metamaterial' cancels sound: Mechanical engineers create synthetic, sound-silencing structure that blocks 94 percent of sounds - Science Daily
New 'acoustic metamaterial' cancels sound: Mechanical engineers create synthetic, sound-silencing structure that blocks 94 percent of sounds Science Daily
Researchers have demonstrated it's possible to silence noise using an open, ringlike structure, created to mathematically perfect specifications, for cutting out ...
投稿情報
08.03.2019 (2280日前)
評価
おすすめ
タグ
転職
"
"@type":
"@type":"NewsArticle"
"Auga Group"
"C" grade Nevada infrastructure
"Errol Oh"
"Jane Goodyear"
"Optimistically Cautious"
"a man and his prostate"
"akcijų pardavimas"
"analytics:simplereach:id":"54
"author":"Art Berman"
"author":"Brad McMillan"
"author":"Bryan Rich"
"author":"Christopher Helman"
"author":"Claire Poole"
"author":"Clare O'Connor"
"author":"David Blackmon"
