单词:amplitude density spectrum
单词:amplitude density spectrum 相关文章
A supermassive black hole is quite simply gravity gone mad. An object of such concentrated matter its gravitational pull is insatiable. Nothing can escape it, not even light itself. Anything that gets
WAN wide area network WARC World Administrative Radio Consortium WATS Wide-area telecommunications services. See Wide-area telecommunications services. Waveform amplitude (magnitude) versus time repre
DCE data circuit terminating equipment DCP digital communications protocol DCS digital cross-connect system DDD direct distance dialing DDN Defense Data Network Digit L Digital L is another amplitude
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Toss a piece of leaf onto a spider web. The spider is indifferent. Because leaves don't squirm like captured flies. But Australia's assassin bug turns the tabl
President Obama's spending the last two days of his Asia tour in Japan, shoring up trade support at a regional summit after suffering a few setbacks. Earlier at the G20 meeting in Seoul, the president was unable to secure a free trade pact with South
By Deborah Block Washington, DC 05 December 2006 watch Nobel Prize Science Winners On Sunday, (December 10, 2006) this year's Nobel Prizes are being presented in Stockholm, Sweden. The annual awards are given to people who have made outstanding cont