HAC

1) Общая лексика: High Alumina Cement

2) Военный термин: Historical Area Coverage, Home Air Command, Honourable Artillery Company, House Appropriations Committee, heavy antitank convoy, heavy attack aircraft commander, helicopter aircrew commander, high acceleration cockpit

3) Техника: heading alignment circle, heading alignment circle cylinder, hearing aid with compression, high angle conveyor, horizontal aperture correction, horizontal aperture corrector, High angle conveyor - крутонаклонный конвейер

4) Автомобильный термин: high altitude compensator

5) Радио: Heard All Continents

6) Сокращение: Hague Arbitration Convention, Helicoptere Anti-Char (Anti-armour helicopter (France)), Higher Authority Communications, House Appropriations Committee (USA), Hover / Approach Coupler, Hughes Aircraft Co. (USA), Комиссия по оказанию гуманитарной помощи (Humanitarian Aid Commission)

7) Транспорт: Hughes Aircraft Company

8) Силикатное производство: high-alumina cement

9) Генная инженерия: Human artificial chromosome

10) Безопасность: Hierarchical Access Control