| 摘要 |
<p>The inventioAccording to the invention, the covering panel has a housing (1) made of aluminum sheet, accommodating therein a sound-thermal insulating material which is covered with an aluminum sheet (3) adhered on the sound-thermal insulating material (2), which is provided, on the one hand, with a longitudinal prominence (a) and a channel (b) provided with an elastic extension (c), and on the opposite side, with a longitudinal channel (d) as well as with a cam (e).</p> |
