Then as the contraction cycle begins, each part moves towards the original movement of sound and tone orchestrated as one first began the dance.

随之，当收缩周期开始时，每一个部分又回到你最初开始舞蹈时所安排的声音与音调的运动中。

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The plane wave error is always negative windage, when the sound wave is the cycle function of space and time.

当声波是空间位置和时间的周期函数时，平面波误差项永远是一负偏差项。

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Computer technology was used to simulate and forecast the noise spread in Zhenhai 300mw gas steam combined cycle power generation project. The design of sound barrier was optimized.

镇海3 0 0 MW燃气—蒸汽联合循环发电工程采用计算机技术对噪声传播进行模拟和预测，优化了隔声屏障的设计。

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By putting out a speech which requires nuance, which requires focus, which requires a couple of readings, which requires conversations at the dinner table, he stepped out of the news cycle and the sound bite sort of tenure of our election, to say something very brave, which is that we need a national conversation about race in this country.

NPR: White PA Voters on Race in the Race