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涵盖的产品和版本
AutoCAD 2017, AutoCAD 2018, AutoCAD 2019, AutoCAD 2020, AutoCAD Architecture 2017, AutoCAD Architecture 2018, AutoCAD Architecture 2019, AutoCAD Architecture 2020, AutoCAD Electrical 2017, AutoCAD Electrical 2018, AutoCAD Electrical 2019, AutoCAD Electrical 2020, AutoCAD LT 2017, AutoCAD LT 2018, AutoCAD LT 2019, AutoCAD LT 2020, AutoCAD LT for Mac 2017, AutoCAD LT for Mac 2018, AutoCAD LT for Mac 2019, AutoCAD LT for Mac 2020, AutoCAD MEP 2017, AutoCAD MEP 2018, AutoCAD MEP 2019, AutoCAD MEP 2020, AutoCAD Map 3D 2017, AutoCAD Map 3D 2018, AutoCAD Map 3D 2019, AutoCAD Map 3D 2020, AutoCAD Mechanical 2017, AutoCAD Mechanical 2018, AutoCAD Mechanical 2019, AutoCAD Mechanical 2020, AutoCAD P&ID 2017, AutoCAD Plant 3D 2017, AutoCAD Plant 3D 2018, AutoCAD Plant 3D 2019, AutoCAD Plant 3D 2020, AutoCAD Utility Design 2017, AutoCAD for Mac 2017, AutoCAD for Mac 2018, AutoCAD for Mac 2019, AutoCAD for Mac 2020, Civil 3D 2019, & Civil 3D 2020