 |
| |||
| frequency (The measure of how often a periodic event occurs, such as a signal going through a complete cycle. Frequency is usually measured in hertz (Hz), with 1 Hz equaling 1 occurrence (cycle) per second. Frequency is also measured in kilohertz (kHz, or 1,000 Hz), megahertz (MHz, or 1,000 kHz), gigahertz (GHz, or 1,000 MHz), or terahertz (THz, or 1,000 GHz)) | |||
| 頻率: 3 phrases in 1 subject |
| Microsoft | 3 |