n.通告者；信号器
Voice call the police, Briefness, Safety, Dependable ossesses battery capacity lack, Sensor damage warning, Can timely remind consumer to announciator proceed maintain . 声音报警，简单、安全、可靠具有电池容量不足、传感器损坏警告，可及时提醒用户对报警器进行维护。
Voice call the police, Briefness, Safety, Dependable Possesses battery capacity lack, Sensor damage warning, Can timely remind consumer to announciator proceed maintain. 声音报警，简单、全、靠具有电池容量不足、感器损坏警告，可及时提醒用户对报警器进行维护。
Voice call the police, Briefness, Safety, Dependable Possesses battery capacity lack, Sensor damage warning, Can timely remind consumer to announciator proceed maintain . 声音报警，简单、安全、可靠具有电池容量不足、传感器损坏警告，可及时提醒用户对报警器进行维护。
Simulation and Virtual Design of Surge Announciator for EEC 综合电子调节器喘振信号器的仿真与虚拟设计研究
announciator 通告者
