These results have provided useful bases for recommending reference dose of related natural radiation exposure, parameters of Chinese reference Man and background value of radiation monitoring.

这些结果为推荐我国天然辐射剂量参考值、我国参考人相应参数和辐射监测背景值提供了有用依据。

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First published in 1783, this reference book by the American man of letters Noah Webster remained a bestseller in the U.S. throughout the 19th century.

这本参考书由美国文学家诺亚·韦伯斯特于1783年首次出版，在整个19世纪一直是美国的畅销书。

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DE Man goes on to say very challengingly: What we call ideology is precisely the confusion of linguistic with natural reality, of reference with phenomenalism.

德曼继续挑战性地说道，我们所说的思想意识就是指语言学上的困惑，在自然现实意义上的，以及关于现象论的参考上的困惑。

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"Remember the sword of your great-grandfather Ali, " in reference to the man who is regarded by the Shiites as their historical religious authority.

CNN: Saddam urges battle for every road

But taken on its own in the headline the "unprecedented" reference creates immediate alarm and suggests that man-made climate change is running away with itself.

BBC: Harrabin's Notes: Frozen assets

Some saw this as a reference to allegations that a few of MAN's employees had paid bribes to win contracts, and that by leaving Mr Samuelsson would allow a clean break with the past.

ECONOMIST: MAN, VW and Scania