单词：short-range optical radar
单词：short-range optical radar 相关文章
January 1991, an F-15 pilot on combat-air patrol sweeps the skies of Iraq. Sheridan, I'm Captain Medrimans, Captain in the 27th fighter squadron, flying in F-15 over Iraq. Today's been a mixed sweep, we started from the central, swept up for Bagdad,
国家地理2007年
Iron Dome defense system uses cameras and radar to track incoming rockets and can shoot them down within seconds of their launch. The system was developed by Rafael, the Israel Military Industries, at a cost of $200 million. Robert Berger | Jerusalem
VOA标准英语2010年(一月)
The Terminal High Altitude Area Defense or THAAD is a missile defense system. It uses missile to stop missiles. And the U.S. has deployed the first components of a THAAD system to South Korea. Why? Because North Korea, which is a rival of both the So
CNN美国有线新闻2017年3月
Mapping Mountain Range Found Under Antarctic Ice Its late afternoon at the Lamont-Doherty Earth Observatory, where Robin Bell is at work analyzing various images of glaciers and plotting her next expedition to the frozen southern pole. She takes a br
VOA标准英语2012年(一月)
By Cindy Saine Capitol Hill 24 September 2009 Several U.S. senators have blasted President Barack Obama's decision to change U.S. missile defense policy in Europe, accusing the president of abandoning U.S. allies there. Senior Pentagon officials and
VOA标准英语2009年(九月)
US President Barack Obama, left, and his Russian counterpart Dmitry Medvedev, right, shake hands at a press conference after signing the newly completed New START treaty reducing long-range nuclear weapons at the Prague Castle, 8 Apr 2010 The New Str
VOA标准英语2010年(八)月
Analysts: N. Korea's Missile Launch is Not True Military Advance North Korea blasts its way into a club of nations with long-range missile capabilities. Four launches, three failures and, finally, success. North Korean scientists watched as the rocke
VOA标准英语2012年(十二月)
By Meredith Buel Washington 02 October 2007 The Pentagon says a recent successful test of the nation's missile defense system could boost support for the controversial project, which is designed to protect America from missiles fired by countries suc
2007年VOA常速英语（十月）
The United States and Russia continue sparring over a Central European missile defense system, as Secretary of State Condoleezza Rice says America is committed to protecting its allies from a possible Iranian missile attack, and her Russian counterp
VOA标准英语2008年（七月）
By Meredith Buel Washington 17 September 2009 Defense Sec. Robert Gates (L) and Joint Chiefs Chairman Adm. Michael Mullen arrive for a news conference at the Pentagon, 03 Sep 2009 U.S. Defense Secretary Robert Gates said Thursday that the decision t
VOA标准英语2009年(九月)
A third round of talks over an embattled joint industrial zone between North and South Korea has produced no progress. The North apparently launched several short range missiles into the ocean even as South Korean delegates were making their journey
VOA标准英语2009年(七月)
China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin
2018CRI中国国际广播电台