spb: config enable alias

en_US/configuration/north-apps/sparkplugb/overview.md

@@ -19,6 +19,7 @@ Sparkplug B is an application-based protocol running on top of MQTT, so the setu
 | **Client ID** |  MQTT client ID, a unique identifier for the connection                          |
 | **Group ID**  | The top-level logical grouping in the Sparkplug B protocol, which can represent entities such as factories or workshops     |
 | **Node ID**   | Unique Identification of Edge Nodes in Sparkplug B Protocol                           |
+| **Enable Alias**   | Enable Metric alias, set to true to enable, default is off               |
 | **Group Path**   | Use the group name of the southbound device as the starting path of the Metric name. default true |
 | **Offline Data Caching** | Offline caching switch. Cache MQTT messages when offline, and sync cached messages when back online. |
 | **Cache Memory Size (MB)**      |  Max in-memory cache size in megabytes when MQTT connection exception occurs. Should be smaller than cache disk size.  |

zh_CN/configuration/north-apps/sparkplugb/overview.md

@@ -17,6 +17,7 @@ Sparkplug B 是运行在 MQTT 之上的应用型协议，所以在 Neuron 中的
 | **客户端 ID** | MQTT 客户端 ID，连接的唯一标识                                 |
 | **组 ID**  | Sparkplug B 协议中的最顶层逻辑分组，可以代表工厂或车间等实体     |
 | **节点 ID**   | Sparkplug B 协议中的边缘节点唯一标识                           |
+| **启用别名**   | 启用 Metric 别名，值为 true 时启用，默认关闭               |
 | **组 Path**   | 将南向设备的组名称作为指标名称的起始路径，值为 true 时启用, 默认开启 |
 | **离线缓存**   | 离线缓存开关。连接断开时缓存 MQTT 消息，连接重建时同步缓存的 MQTT 消息到服务器, 值为 true 时开启，默认关闭 |
 | **缓存内存大小** | 当 MQTT 连接异常时，最大的内存缓存大小（单位：MB）。应该小于缓存磁盘大小。 |