[通信] 直流幅度甄别器

电信专业英英词典W, X, Y, Z

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

发表于:2019-01-03 / 阅读(58) / 评论(0)

电信英语

电信专业英英词典D-5

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

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电信英语

2006年VOA标准英语-Key US Senator Backs Direct Talks With Ira

By Paula Wolfson Washington 16 April 2006 A top Republican in the U.S. Senate says the Bush administration should hold direct talks with Iran on Tehran's nuclear ambitions. Senate Foreign Relactions C

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2006年VOA标准英语（四月）

SSS 2010-11-02

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

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Scientific American(十一)月

NPR 2010-11-13

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

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2010年NPR美国国家公共电台11月

VOA标准英语2008年-President Bush Signs Anti-Genetic Discriminatio

By Deborah Block Washington 22 May 2008 President Bushsigned a new anti-genetic discrimination bill on May 22.He says the act protects Americans against misuse of their genetic information by employers and insurance companies. The U.S. House of Repre

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VOA标准英语2008年（五月）

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