例文
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- Light usually has multiple frequencies that sum to form the resultant wave.
- The AESA can radiate multiple beams of radio waves at multiple frequencies simultaneously.
- Cadmium telluride ( CdTe ) is used for cells that absorb multiple frequencies.
- Electronic amplification also made running multiple frequencies, or channels, too expensive and too complex.
- So, rather than proceed with one frequency and its harmonics, multiple frequencies are used.