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- 頻率單位，等於十億赫茲a unit of frequency equal to one billion hertz
- 菲涅耳-光頻率單位fresnel
- 綜合無線電頻率單位IRFU Integrated Radio Frequency Unit
- 頻率frequency
- 十億赫茲頻率單位等於十億(109)A unit of frequency equal to one billion(109)hertz.
- 頻率單位；一赫茲一秒內的周期間隔。the unit of frequency; one Hertz has a periodic interval of one second.
- 十億赫茲頻率單位等於十億（109）A unit of frequency equal to one billion(109)hertz.
- 高頻率high frequency
- 班是軍隊的最小構成單位。A squad is the smallest unit in an army.
- 頻率計cymometer
- 小時是時間單位。The hour is a unit of time.
- 工作頻率working band
- 阿瑟單位Arthur unit
- 使用頻率frequency of utilization
- 單位體積unit volume
- 頻率響應frequency response
- 會員單位member unit
- 採樣頻率frequency of sampling
- 該電腦的存儲器有兩百萬單位。The computer has two million bytes of memory.
- 額定頻率normal frequency
