单词：radar track command guidance
单词：radar track command guidance 相关文章
[00:03.10]We must stay in. We must do the correct thing. 我们必须留下，我们应该做正确的事情。 [00:06.14]Come on, now. 来吧。 [00:08.74]It's late. Let's get to bed. 已经很晚了，我们去睡觉吧。 [00:19.22]Whatever is thi
听电影学英语-当风吹起的时候
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背诵为王第二册
By Al Pessin Washington 28 September 2006 US Air Force Gen. Kevin Chilton The head of the U.S. Air Force Space Command says he is working to improve the military's sensor system to ensure that no one can threaten crucial space-based assets. The comm
2006年VOA标准英语（九月）
US Company Developing Space-Based Plane Tracking 美国公司开发太空基地飞机追踪技术 LEESBURG, VA One of the reasons Malaysia Airlines flight MH370 hasn't been found is because the plane couldn't be tracked continuously over the ocean. I
VOA标准英语2015年(八月)
Every year satellites are damaged or destroyed by objects orbiting the Earth's atmosphere. An Australian company is now using the latest laser technology to track these objects in order to reduce cosmic damage. Li Dong has the details. Even in space,
世界各地新闻集锦
By Al Pessin Pentagon 04 January 2007 A U.S. Navy spokesman says, five to 10 coalition ships are patrolling off the coast of Somalia to prevent suspected terrorists from escaping by sea, following the military defeat of Islamists who took control of
2007年VOA标准英语（一月）