The worldwide system also supports a wide range of civil, scientific and commercial functions - from air traffic control to the Internet - with precision location and timing information.

由于具有精确的定位和授时能力，该系统还广泛的支持民用、科研以及商业应用，从空中交通管制到互联网。

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His name was Pierre Curie; famous in the scientific community for his work on magnetism, and inventions of scientific instruments of fine precision.

他的姓名为皮埃尔·居里，因为他在磁学上的研究工作，并发明了若干具有良好精度的科学仪器，使他在科学界里享有盛名。

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Scientific instruments have to be made with great precision.

科学仪器必须制造得非常精密。

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It therefore seems problematic to me when such lively, well-informed and yet largely unresolved debates get reduced to six key messages, messages that on the one hand carry the aura of urgency, precision and scientific authority - "there is no excuse for inaction" - and yet at the same time remain so imprecise as to dictate or resolve nothing in political terms.

BBC: What message, and whose, from Copenhagen?

But the instruments confer a stamp of scientific precision on a judgment that psychologists have proved ill-equipped to make.

NEWYORKER: The Science of Sex Abuse

"For me, the priority is not to try and determine with scientific precision exactly how much is going to be needed to cover the cost of adaptation in 2030, " he said.

BBC: Climate protection 'to cost more'