Multiple modulators and multipledetectors are laid underground. Each modulator and its subordinate multipledetectors form a sub search coverage.
多个探测器和多个调制器埋设在地下,每一个调制器与其属下所有的探测器分布形成子探测区域。
2
The system employs multipledetectors, each comprising an antenna coup LED with a device ( a bolometer) for measuring the energy of incident electromagnetic radiation.
Modulator mixes point sound signal output by its subordinate multipledetectors to background sound in the sub area and sends it to control unit to realize background sound reproduction.