- annulus vacuum maintenance system
- Техника: кольцеобразная система поддержания вакуума
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
List of oil field acronyms — Contents 1 # 2 A 3 B 4 C … Wikipedia