near field

名词 n.
中文释义

英文释义

名词 n.
  1. The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound.
  2. The region within about half a wavelength from an electrically small antenna. More specifically it is the region within the radiansphere.

词形变化

near fields plural near-field alternative

词汇关系

衍生词
near field communication
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