Marketed as a gentlemanly way to shoot, silencers were widely used in the 1920s and ’30s.

由于该产品被刻画成很绅士的射击方式，所以在上世界二、三十年代被广泛使用。

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The predicted transmission loss of perforated tube silencers using the finite element method and experimental results are compared and showed good agreement.

使用有限元法计算穿孔管消声器的传递损失，并与实验测量结果进行了比较，二者吻合良好。

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The paper gives a method about the integrative drive of the CAD software for tractor exhaust silencers and a method for DOS change.

介绍了拖拉机排气消声器CAD软件的一体化驱动方法和“状态切换”方法。

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The assailants used silencers, a new gangland-style twist to their attacks.

VOA: standard.2010.05.10

The Israeli soldiers used guns with silencers.

CNN: Diaries of hope and hate: Five days in the Middle East

Drive-by shooters armed with pistols fitted with silencers shot and killed a police officer while he was driving his car in the town of Tarmiyah, 50 kilometers (30 miles) north of the capital.

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