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The technology of Sirospun is applied in reducing the PSA yarn hairiness in this study.

通过试验研究了赛络纺纱技术对芳砜纶纱线毛羽的减少情况。

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With sales of 3.2m vehicles in 2009, the PSA group is the seventh-biggest car firm in the world and the second-biggest in Europe.

而以上几家去年至少比标致多卖了50万辆车。 2009年，PSA的销售量是320万辆，居全球第七，欧洲第二。

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Well, there is a reference to the pain of the test itself, presumably the PSA (Prostate Specific Antigen) test.

FORBES: Head-In-The-Sand Medicine: To Test Or Not To Test

We respectfully request that the PSA be taken down as soon as possible, but no later than the end of business today.

FORBES: Under Pressure from Sponsor, American Idol Pulls Plug on Plastic PSA

But for other men, the ability of the PSA test to detect prostate cancer is slightly better than the flip of a coin.

WSJ: Are PSA Tests a Good Idea for Screening Men for Prostate Cancer?