This is a book which tells about rocket technology.

这是一本关于火箭技术的书。

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This is a book which tells about space rocket technology.

这是一本关于宇宙火箭技术的书。

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if not so publicly celebrated, as a pioneer in American jet and rocket technology.

而在上世纪30年代和40年代的美国，他作为美国航空和火箭技术的先驱，即使没有如此公开地受到颂扬，也依然是[美国]的宝贵人才。

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But he has won praise at home for his support for developing satellite and rocket technology.

VOA: special.2009.05.23

Hamada's comments follow a meeting of Japan's Security Council Friday, at which senior officials voted to approve the use of missile defense technology to destroy any part of the North Korean rocket that looks like it will land on Japan.

VOA: standard.2009.03.27

However, this process only starts happening efficiently at Mach 5, which means conventional rocket technology is required to get the scramjets to their critical operating speed.

BBC: Experimental jet 'a success'

The intention was to give the US a crew-carrier and rocket technology that could go beyond low-Earth orbit to more distant targets, back to the Moon and further.

BBC: Obama reviews post-shuttle plans

Rocket technology is also advancing.

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