[网络] 透平机械公司；莱茵金属与博尔西克；西格

2007-08-04, Dogfights: P-51 Mustang P-51野马战斗机

In 1940, North American Aviation designed the legendary P-51 Mustang in response to the British need for a high-performance fighter aircraft. The Mustang featured the most advanced laminar flow wing and a ducted cooling radiator positioned under the

发表于:2018-12-30 / 阅读(86) / 评论(0)

国家地理2007年

国家地理:Wings Over The Gulf 波湾战机 - 7

The F-117 is a product of Lockheed's Advanced Development Projects group, which for decades has designed the most top-secret planes in the air force inventory, including the SR-71 Blackbird. In many ways, the Blackbird was the first stealth aircraft,

发表于:2018-12-30 / 阅读(25) / 评论(0)

国家地理2007年

2007年VOA标准英语-Paris Air Show Is Big Business

By Brian Padden Paris 20 June 2007 The 47th International Paris Air Show is running this week. It is a showcase of aviation and aerospace technology. And as VOA's Brian Padden reports, this is big, big business with more than 2,000 exhibitors from 42

发表于:2019-01-07 / 阅读(117) / 评论(0)

2007年VOA标准英语（六月）

VOA慢速英语2014 AS IT IS 2014-04-03 US Hopes to Improve Relations with India 美国希望改善与印度的关系

AS IT IS 2014-04-03 US Hopes to Improve Relations with India 美国希望改善与印度的关系 Hello, again and welcome. Im Jim Tedder in Washington with the program that helps you learn and improve your American English. You can also learn about

发表于:2019-01-12 / 阅读(46) / 评论(0)

2014年VOA慢速英语(四)月

3D打印将造福人类未来生活

The components of the worlds first 3D printed engine are on display at the Australian International Airshow at the Avalon Airfield near Lara southwest of Melbourne on February 27 2015. [Photo: CFP] An Australian researcher is in Beijing to deliver le

发表于:2019-02-05 / 阅读(99) / 评论(0)

英语新闻

飞行员英语900句第26期:紧急情况通话术语(4)

Request diversion to the nearest suitable airport due AC BUS failure. 501. 我们一个交流汇流条故障了，申请备降到最近合适机场。 We are not supplying power to our DC BUS. Request priority landing. 502. 我们不再为直流汇流条

发表于:2019-03-10 / 阅读(151) / 评论(0)

飞行员英语900句

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学英语单词

active aluminium oxide

backward-and-forward bending test

bathtub capacitor