sound reduction
英
美
- 消声
双语例句
- Once a cost reduction program loses momentum, it eventually dies out.
一旦降低成本计划失去了活力，它最终就会消声匿迹。 - Designing air cleaner with good performance of noise reduction is one of the effective ways for the intake noise control.
设计消声效果良好的空气滤清器是控制发动机进气噪声的有效措施之一。
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