- pitch tube
- смоляная воронка (натёк смолы на входных отверстиях ходов короедов и др. вредителей)* * *смоляная воронка
English-russian biological dictionary. 2013.
English-russian biological dictionary. 2013.
Tube trumpet — Homemade tube trumpets are natural trumpets constructed out of a length of hose pipe fitted with a kitchen funnel. They are used as teaching aidscitation|title=Exploring the Brass Family|author=Pauline… … Wikipedia
Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… … Wikipedia
electron tube — an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes: used to generate, amplify, and rectify electric oscillations and alternating currents. Also called electronic tube. Cf. gas tube, vacuum tube … Universalium
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
Traveling-wave tube — A traveling wave tube (TWT) is an electronic device used to amplify radio frequency signals to high power, usually in an electronic assembly known as a traveling wave tube amplifier (TWTA).The bandwidth of a broadband TWT can be as high as three… … Wikipedia
Whirly tube — The Whirly tube, corrugaphone or Bloogle Resonator is a musical instrument which consist of a corrugated plastic tube which is swung in a circle to play. The faster the toy is swung the higher the pitch of the note it produces. It produces… … Wikipedia
Mountain pine beetle — Adult mountain pine beetle Dendroctonus ponderosae Scientific classification Kingdom … Wikipedia
Dioryctria resinosella — Scientific classification Kingdom: Animalia Phylum … Wikipedia
wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… … Universalium
sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… … Universalium
Guitar effects — are electronic devices that modify the tone, pitch, or sound of an electric guitar, or condition or reroute the signal in some fashion. Effects can be housed in small effects pedals ( stomp boxes ), guitar amplifiers, guitar amplifier simulation… … Wikipedia