We also know that findings from the only global study carried out so far showed that in some places perhaps as many as 19% of MDR-TB cases were in fact XDR-TB, but this is likely to be uncommon.

我们还知道，来自迄今开展的唯一全球研究的结果显示，在有些地方，也许多达19%的耐多药结核病例实际上是广泛耐药结核，但这可能是不寻常的。

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Experts point to socioeconomic factors as the reason for much of this discrepancy, but, as one study presented at the meeting showed, the tumor's biology also plays a role.

专家指出社会经济因素是这个差异的主要原因，但本次会议上发表的一项研究表明，肿瘤生物学也起了一定作用。

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The study of this dissertation showed that MCE chip has some advantages such as high speed and sensitivity.

本论文的研究表明，微通道电泳芯片系统具有分析速度快、检测灵敏度高等优点。

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The study showed that this may decrease formation of heterocyclic amines, also known as HCAs.

VOA: special.2010.06.01

That's probably true, as evidenced by a study released this week, which showed the majority of Internet users are not familiar with Web terminology.

FORBES: Magazine Article

But this study showed this did not work as effectively as a more positive message.

BBC: Simple measures 'cut NHS missed appointments'

This study showed that the Western Equatorial region of the Pacific Ocean and the Indian Ocean was as warm, if not warmer, since the end of the last major ice age, approximately 12, 000 years ago.

BBC: NEWS | Science/Nature | World 'warmest for 12,000 years'