Win32_BaseBoard 相关调用问题

[hualig]

InstallDate
Data type: datetime
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|ComponentID|001.5"), DisplayName ("Install Date")
Date and time the object was installed. This property does not need a value to indicate that the object is installed.
This property is inherited from CIM_ManagedSystemElement.

查询设备主板出厂日期 怎么调用这段话查询到日期？
谢谢大神！