e/HACS

Information
has gloss	eng: HACS, an acronym of High Angle Control System, was a British anti-aircraft fire-control system employed by the Royal Navy from 1931 onwards and used widely during World War II. HACS calculated the necessary "aim off" required to place an explosive shell in the location of a target flying at a known height, bearing and speed.
lexicalization	eng: HACS
instance of	c/Anti-aircraft weapons