To add a component parameter to the Attributes list and have it included in the BoM:
[https://docs.easyeda.com/en/Schematic/Component-Attributes/index.html#Define-BOM-Parameters](https://docs.easyeda.com/en/Schematic/Component-Attributes/index.html#Define-BOM-Parameters)
To then prevent a component parameter from being displayed in the BoM:

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