气囊式飞艇

Days That Shook The World 惊世一刻

The pioneers of flight have captured public imagination, but the history of aviation is a catalogue of human tragedy and technical disaster. The catastrophic loss of the Hindenburg airship, and the dr

发表于:2018-12-07 / 阅读(120) / 评论(0)

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美语听力 English Café 533

Topics: American Presidents-John Tyler; The Hindenburg Disaster; result versus consequence versus outcome; ready versus willing; to keep (someone) in the loop Words: delegate to follow in (someone's) footsteps legislature to run for office to resign

发表于:2018-12-14 / 阅读(67) / 评论(0)

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Principal: Well it looks to me as if we shall have to fit him in somewhere. What does Monday morning look like? Secretary: Well, Monday morning is extremely busy. You've got all the short list intervi

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The Dance of Kings Since its first appearance in the 15th century in the courts of European royalty, ballet has become one of the most loved forms of dance. One of the most beloved ballets is “Swan

发表于:2018-12-31 / 阅读(92) / 评论(0)

有声英文阅读

双语有声阅读:The Dance of Kings芭蕾 ── 舞之女王

Since its first appearance in the 15th century in the courts of European royalty, ballet has become one of the most loved forms of dance. One of the most beloved ballets is Swan Lake. First performed in Russia in 1895, it continues to thrill audience

发表于:2019-01-02 / 阅读(107) / 评论(0)

双语有声阅读

英伦广角英国打造全球最大飞行器即将试飞

In a giant hanger in Bedford, the largest aircraft in the world is having some finishing touches, this wing is a fresh addition, next up another engine, this is the Airlander 10, the 92-meter long aircraft will have its first test flight in just a fe

发表于:2019-01-02 / 阅读(95) / 评论(0)

英伦广角

VOA慢速英语2013 Scientists Use Satellites to Identify Groundwater Losses in the Middle East

Scientists Use Satellites to Identify Groundwater Losses in the Middle East From VOA Learning English, this is SCIENCE IN THE NEWS. Im Avi Arditti. And Im Faith Lapidus. Today we tell about a study of groundwater losses in the Middle East. We also te

发表于:2019-01-12 / 阅读(263) / 评论(0)

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VOA标准英语2013--Giant Airship Could Move Huge Amounts of Cargo

Giant Airship Could Move Huge Amounts of Cargo The prototype unveiled in this immense World War II hangar near Los Angeles is just half the size of the final working model. But the prototype is massive, at 75-meters-long. It is wide, flattened on the

发表于:2019-01-14 / 阅读(174) / 评论(0)

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2015年CRI China Successfully Tests Self-Developed Near Space Craft

On a cold October day this year in China's Inner Mongolia Autonomous Region, about 100 scientists were busy preparing to test their independently developed high-altitude airship. After a 22 hour flight around 20 kilometers above the earth, the airshi

发表于:2019-01-19 / 阅读(122) / 评论(0)

2015CRI中国国际广播电台

2006年VOA标准英语-US Company Builds Large High-Flying Balloon to

By Mike O'Sullivan Palmdale, California 06 September 2006 Engineers in the California desert are testing a new communications platform that blends modern electronics with old technology. Developers say a helium-filled balloon carrying high-tech equi

发表于:2019-02-07 / 阅读(172) / 评论(0)

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alkoxy silane

alwhat

american gas association(aga)

branches of material production