The high temperature reaction centre above the burning surface of the double base propellants and its variety regulation are found.

实验发现了双基推进剂燃烧表面上方高温反应中心的存在和变化规律。

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That was the reaction of a professor at MIT in 2000 upon reading the dissertation of Annabelle Gawer, now co-director of the Centre for Digital Economy at the University of Surrey.

这是2000年，一位麻省理工的教授在读现任萨里大学数字化经济中心联席主任安娜贝尔·加威尔的研究论文时候的反应。

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It has been successfully used for protection of the anomeric centre against standard reaction conditions in the synthesis of oligosaccharides and glycoconjugates.

在寡糖和复合糖的合成中作为糖的端位保护基也有过成功的应用。

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More revealing, however, was the more awkward and equivocal reaction of newspapers closer to the centre, reflecting the reluctance of many commentators and interest groups to incur Mr Berlusconi's wrath, in the expectation that he will win.

ECONOMIST: Unfit to write about Italy?

The former professor of physics, Steven Jones, believes the spheres he has found in the dust from the World Trade Centre site match the spheres you get in a thermite reaction.

BBC: Q&A: The collapse of Tower 7

To test out reaction, I take a copy of the book to an ultra-Orthodox Jewish study centre, where I meet a 22-year-old man in signature black hat and beard.

BBC: The sex manual for ultra-Orthodox Jews