The noise and vibration control is a major research subject in civil and military fields.

结构振动和噪声控制对于民船和军船都是一项十分重要的研究课题。

youdao

The noise and vibration control is a major research subject in civil and military fields.

结构振动和噪声控制对于民船和军船都是一项十分重要的研究课题。

youdao