人人网正在利用此次IPO在美国股市上大肆散发其股份，另一方面，华尔街却似乎把人人的IPO看成了一个试验气球。

Even as RenRen is using this IPO to float its shares into the U.S. market, Wall Street seems to be using it to float a trial balloon.

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人人网正在利用此次IPO在美国股市上大肆散发其股份，另一方面，华尔街却似乎把人人的IPO看成了一个试验气球。

Even as RenRen is using this IPO to float its shares into the U. S. market, Wall Street seems to be using it to float a trial balloon.

youdao

介绍了光电望远镜试验平台的研究现状，对地基、天基、机载、气球平台望远镜的性能与特点进行分析和总结。

Photoelectric telescope platforms on earth, in space, aboard airplanes and balloons are introduced. The performances are analyzed and the characteristics are summarized.

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