| 摘要 |
A sound-attenuating enclosure for a portable machine. The enclosure includes an inner shell, an outer shell, and a duct. The inner shell includes an inner air inlet opening, and the outer shell includes an outer air inlet opening. The duct connects the outer air inlet opening and the inner air inlet opening, while preventing a line-of-sight between the outer air inlet opening and the inner air inlet opening.
|
