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单词 band-pass filters
释义

band1 /band/

noun
  1. A flat strip (of cloth, rubber, metal, etc) to bind round or reinforce anything, as a hat-band, waistband, rubber band, etc
  2. A stripe of contrasting colour, texture, etc
  3. A flat strip between mouldings, or dividing a wall surface
  4. A finger-ring
  5. A belt for driving machinery
  6. The neck-band or collar of a shirt, also the collar or ruff worn in the 17c (termed a falling-band when turned down)
  7. (in pl) the pair of linen strips hanging down in front from the collar, worn by some Protestant clergymen and by barristers and advocates, formerly by others
  8. A group or range of frequencies or wavelengths between two specified limits (radio, electronics)
  9. In sound reproduction, a separately recorded section of a record or tape
  10. A group of close-set lines esp in a molecular spectrum (physics)
  11. A particular range, between an upper and lower limit, of eg intelligence, wealth, etc
transitive verb
  1. To mark with a band
  2. To ring (a bird) (N American)
ORIGIN: ME bande, from OFr bande, of Gmc origin; cf OE bindan; Ger Binde a band; Eng band3, bind

bandˈed adjective

  1. Fastened as with a band
  2. Striped with bands
  3. Arranged in or into bands

bandˈing noun

The division of children preparing to enter secondary education into groups according to ability, in order to obtain an even spread in the mixed-ability classes usual in comprehensive schools

bandˈ-box (or /banˈboks/) noun

A light kind of box for holding (orig) bands, caps, millinery, etc

adjective (esp US)

  1. Very neat and tidy, spruce
  2. Delicate, flimsy

bandˈbrake or bandˈ-clutch noun

A brake or clutch in the form of a flexible band that can be tightened about a wheel or drum

bandˈfish noun

A bright-red Mediterranean fish (genus Cepola), or other ribbon-shaped fish

band-pass filter noun (telecommunications)

A filter which freely passes currents having frequencies within specified nominal limits, and highly attenuates currents with frequencies outside these limits

bandˈ-saw noun

An endless saw, a toothed steel belt

bandˈ-string noun

An ornamental string for fastening bands or a collar

bandˈ-wheel noun

A wheel on which a strap or band runs

bandˈwidth noun

  1. The width of a band of radio or TV frequencies
  2. The range of frequencies in a communications channel
  3. The informational capacity of a link between computers

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更新时间:2024/12/23 17:22:48