ionization vacuum manometer

Игры ⚽ Поможем решить контрольную работу

Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… … Wikipedia
Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… … Wikipedia
Mercury (element) — gold ← mercury → thallium Cd ↑ Hg ↓ Cn … Wikipedia

Словари и энциклопедии на Академике