释义 |
Class 3 may refer to: - Classes of U.S. Senators
- NSB El 3, an electric locomotive of Norway
- NSB Di 3, a diesel locomotive of Norway
- Class 3, in the electrical Appliance classes
- Class 3, a contribution class in the National Insurance system in the UK.
- The third class in terms of hiking difficulty in the Yosemite Decimal System
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