On the other hand, such information is usually at the hands of experts (专家) who serve well-known companies and universities.

另一方面，通常只有服务于知名企业和大学的专家才掌有此类信息。

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Some are working for or running well-known companies.

其中一些为受雇或者运营非常有名的公司。

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Well-known companies working experience is preferred.

有知名企业工作经验者优先。

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Other large carve-outs from well-known companies have been successful for participating investors in recent years.

WSJ: Zoetis Jumps 21% in Debut

These disappointing aspects of the technology have led some well-known companies to reduce their usage of HTML5.

FORBES: HTML5 Vs. Native Mobile Apps: Myths and Misconceptions

But since last month's cyclone, several well-known companies have helped the relief effort.

ECONOMIST: Big business to the rescue?