| 释义 |
ULF can refer to: - Ultra low frequency, the radio frequency band from 300 Hz to 3 kHz
- Ultra Large Format, used for cameras producing negatives larger than 8" x 10"
- Ultra Low Floor, is a type of tram
- United Labour Front, a defunct political party in Trinidad and Tobago
- Upplands lantarbetareförbund, a Swedish farm workers union
- Ulf, a common first name in Scandinavia and Europe
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