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Military dictionary
. 1 4 A B C D E F J H I J K L M N O P Q R S T U V W X Y Z
acoustical surveillance

Employment of electronic devices, including sound-recording, -receiving, or -transmitting equipment, for the collection of information.

Оригинал статьи 'acoustical surveillance' на сайте Словари и Энциклопедии на Академике