| 摘要 |
<p>The board has a control panel (14) made of wood and/or plastic. A thermoplastic unit (30) is inserted and adhesively connected to the control panel and a carrier, and is designed as a connecting unit. The thermoplastic unit is aligned with a surface of the control panel and is pressed by ultrasonic sound. The control panel is connected with a repair unit through the thermoplastic unit.</p> |
