Expresss the factors resulting in the attenuation of acoustic waves.

请陈述导致超音波衰减的各项因素。

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The attenuation weak spot is the black strip in the lower left corner of the band.

天线的衰减弱点就是钢圈左下角的黑色覆盖物。

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The attenuation of neutrons from a nuclear explosion involves several different phenomena .

核爆炸中子的减弱包括几种不同的现象。

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One of the next steps for the team is to determine whether the attenuation is unique enough from person to person to make for a useful security system.

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Despite attenuation issues, 8.4 million iPhones were sold in the three month period.

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Gripping any phone will result in some attenuation of its antenna performance with certain places being worse than others depending on the placement of the antennas.

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