announciator

常見例句

雙語例句

• This paper introduced the design purpose and working principle of Model JY Train Approaching Announciator and analyzed the features of the system.
  介紹了JY型列車接近語言預(yù)警機的軟、硬件設(shè)計和工作原理，并對其技術(shù)特點進(jìn)行了分析。
• Voice call the police briefness safety dependable possesses battery capacity lack sensor damage warning can timely remind consumer to announciator proceed maintain.
  聲音報警，簡單、安全、可靠具有電池容量不足、傳感器損壞警告，可及時提醒用戶對報警器進(jìn)行維護(hù)。
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