negative enemy contact

невиявлення противника (напр. під час пошуку); відсутність стану зіткнення з противником

negative contact

negative contact (in cloud)

negative contact on

contact, to obtain contact

contact with the enemy

enemy contact report

initial enemy contact

withdraw in contact with the enemy

make contact with the enemy

overwhelm an enemy / overwhelm the enemy

infrared / negative ultraviolet (IR/NUV) seeking

negative electrical charge

negative report

battery negative post

negative dihedral

negative dihedral effect

negative dihedral situation

negative dihedral wing

negative source

negative stability

negative vertical acceleration

negative sensor

contact along the front

contact countries

contact detachment