| 摘要 |
<p>A main board interface slot is provided to enable a user to install a sound card or a graphic card at the main board interface slot horizontally like an existing main board. A slot connection extension slot of a main board includes a main board slot, an extension slot(10), a connection unit(14) and input units(16a,18a). The extension slot is for the connection of a slot, and the connection unit connects the main board slot to the extension slot. In order to install sound card or a graphic card on the slot horizontally, the input units connect the sound card to the graphic card.</p> |
