reflector for passive relay
passive element passive element
bei (被) passive sentences
(+)Passive hydrogen maser
3-D single observer passive location
a combination solution of the active and passive method to reduce noise
acoustic passive localization
acoustic passive location
acoustic passive location array with four sensors
acoustic-passive direction estimation
acquired passive immunity
active and passive area
active and passive compounding compensation
active and passive control
active and passive joint
active and passive remote sensing images
active and passive safety integration