passive sonar repeater

Игры ⚽ Нужно решить контрольную?

Passive radar — systems (also referred to as passive coherent location and passive covert radar) encompass a class of radar systems that detect and track objects by processing reflections from non cooperative sources of illumination in the environment, such as… … Wikipedia
international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… … Universalium
Transponder — A Highway 407 toll transponder In telecommunication, the term transponder (short for Transmitter responder and sometimes abbreviated to XPDR,[1] XPNDR,[2] TPDR … Wikipedia

Словари и энциклопедии на Академике