diff --git "a/docs/zh/docs/Virtualization/\347\256\241\347\220\206\350\256\276\345\244\207.md" "b/docs/zh/docs/Virtualization/\347\256\241\347\220\206\350\256\276\345\244\207.md"
index 619ca2734a4e4bc258de57d8b546dce532c51911..a5903a1577799349c35fdf9e30aaca2a1f7701f6 100644
--- "a/docs/zh/docs/Virtualization/\347\256\241\347\220\206\350\256\276\345\244\207.md"
+++ "b/docs/zh/docs/Virtualization/\347\256\241\347\220\206\350\256\276\345\244\207.md"
@@ -279,13 +279,41 @@ PCI直通是指将host上的物理PCI设备直接呈现给一台虚拟机，供
 <a name="ul1937231571"></a><a name="ul1937231571"></a><ul id="ul1937231571"><li>on：表示直通设备的ROM呈现给虚拟机，例如：直通网卡虚拟机需要从该网卡的PXE启动时，可以将该选项配置为“on”，HBA卡直通虚拟机需要从ROM中启动时可以将该选项配置为“on”。</li><li>off：表示直通设备的ROM不呈现给虚拟机。</li></ul>
 </td>
 </tr>
-<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address type</p>
+<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address.type</p>
 </td>
-<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>PCI设备呈现的Guest内bdf号。</p>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>设备在Guest内呈现的类型，与设备实际类型保持一致。注意hostdev.address标签为可选配置项。</p>
 </td>
-<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>[0x03-0x1e](./slot范围)</p>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>pci (默认配置项)</p>
+</td>
+</tr>
+<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address.domain</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>设备在Guest内呈现的domain号。</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>0x0000 (默认配置项)</p>
+</td>
+</tr>
+<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address.slot</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>设备在Guest内呈现的bus号。</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>0x00 (默认配置项)</p>
+</td>
+</tr>
+<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address.bus</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>设备在Guest内呈现的slot号。</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>[0x03-0x1e](slot范围)</p>
 <p id="p878711532216"><a name="p878711532216"></a><a name="p878711532216"></a>说明：</p>
-<a name="ul8885104953013"></a><a name="ul8885104953013"></a><ul id="ul8885104953013"><li>domain为域信息，bus为总线号，slot为插槽号，function为功能</li><li>除了slot插槽号，这里其余均默认为0。</li><li>第一个slot插槽号0x00被系统占用，第二个slot号0x01被IDE控制器和USB控制器占用，第三个slot号0x02被video占用。</li><li>最后一个slot号0x1f被pvchannel占用。</li></ul>
+<a name="ul8885104953013"></a><a name="ul8885104953013"></a><ul id="ul8885104953013"><li>第一个slot插槽号0x00被系统占用，第二个slot号0x01被IDE控制器和USB控制器占用，第三个slot号0x02被video占用。</li><li>最后一个slot号0x1f被pvchannel占用。</li></ul>
+</td>
+</tr>
+<tr id="row20570201563712"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.1 "><p id="p1057013151371"><a name="p1057013151371"></a><a name="p1057013151371"></a>hostdev.address.function</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.2 "><p id="p6570201510374"><a name="p6570201510374"></a><a name="p6570201510374"></a>设备在Guest内呈现的function号。</p>
+</td>
+<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.2.4.1.3 "><p id="p1257011153370"><a name="p1257011153370"></a><a name="p1257011153370"></a>0x0 (默认配置项)</p>
 </td>
 </tr>
 </tbody>