本文以拉格朗日方式研究叶轮机内动、静叶间的相互作用，通过直接跟踪流体涡团的时间历程，来描述流体的非定常流动过程。

The Lagrangian vortex method is applied to direct description of the unsteady flow due to rotor-stator interaction in turbomachinery by tracing the trajectory of vortices.

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两类储户间的比值关系在20世纪上半叶非常平稳，到了60年代和70年代，当婴儿潮时期出生的一代人走出大学时，这个比值开始急剧飙升。

The ratio between the two was pretty flat for the first half of the 20th century, and then soared in the 1960s and 1970s, as the baby boomers left college (see chart).

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应该能够看到单一屏幕的界面，其中结帐过程的每个步骤都在各自的选项卡内进行，而百叶窗式的视觉效果则标记了步骤间的转换。

You should see a single-screen interface in which each step of the process is carried out inside its own tab and a window-shade visual effect marks the transitions between steps.

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This is The Wind Among the Reeds, author William Butler Yeats, the year 1899, on the verge of the new century.

这是威廉巴特勒叶芝的《苇间风》,在新世纪即将到来之际的1899年出版。

耶鲁公开课 - 现代诗歌课程节选

Does it represent Yeats's own early cultural nationalism and the work represented in The Wind Among the Reeds and other early poems?

它是否代表了叶芝早期,文化民族主义和苇间风里,收录的及其他一些早期诗歌？

耶鲁公开课 - 现代诗歌课程节选