The purity of vinyltoluene is greater than 99%, purified yield per pass greater than 65%.

成品甲基苯乙烯纯度大于99%，精制单程收率大于65%。

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This is done in several passes and potentially several iterations per pass until all possible transformations have been applied.

这在若干传递中完成，且每个传递可能需要若干迭代，直至应用了所有可能的转换。

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The outcome has indicated that the initiating agent not only can improve the product performance, but also increase conversion per pass of the plant, it has a high economic and social benefit.

结果表明，该引发剂的应用不但改善了产品的各项性能指标，而且提高了装置的单程转化率，具有较好的效益。

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Captured at three to seven frames per second with about 100 images per pass, photos like these are designed to transmit details of natural disasters and environmental mishaps to developing nations.

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To join a Trada-led campaign, a search expert must first pass an aptitude test on pay-per-click advertising.

FORBES: Magazine Article

Mr. GLEN FOUNTAIN (Johns Hopkins Applied Physics Lab): Leaving Earth, the New Horizons will be traveling at eight miles per second, and eight hours later, the spacecraft will pass the orbit of the moon.

NPR: NASA Sends Spacecraft to Pluto