In this case, the case noise level did not exceed 34 dB.

在此情况下，此案的噪音水平不超过34分贝。

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Stronger case fans help to reduce CPU fan noise, but using a silent CPU fan works much better.

更强的机箱风扇有助于减少CPU风扇噪声，但是用一个安静的CPU风扇更好。

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Case fans can also generate quite a bit of noise.

机箱风扇可产生一些噪声。

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It's a case focused on low noise level, without neglecting other important features such as cooling, expandability and ease of use.

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She said she was too scared to breathe just in case she made too much noise.

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If Ethyl's case is thrown out, such noise might gradually die away.

ECONOMIST: NAFTA