Calling a registered frequency when the Automatic frequency Selection function is not used. This example calls a frequency channel 01.
不使用自动频率选择功能时，调出已登记的频率。该例调出01频道的频率。
Calling a registered frequency when the Automatic frequency Selection function is not used.
不使用自动频率选择功能时，调出已登记的频率。
In order to improve the ringing method of telephone used in power systems, a type of selective calling device using audio frequency has been developed.
为了使电力系统通信设备的呼叫装置更加使用方便工作可靠，我们研制了以按键电话机发出双音频呼叫信号进行选择接收的音频选号装置。
Zhouwei said, "With price rising but no wage rising, I can only do my best to spend less, decrease the frequency for purchasing clothes; use the bus and subway more, less calling taxi."
周薇说：“工资不涨物价涨，只能尽量节俭开支，减少购买衣服的频率，出门尽量多坐公交地铁，少打的。
Zhouwei said, "With price rising but no wage rising, I can only do my best to spend less, decrease the frequency for purchasing clothes; use the bus and subway more, less calling taxi."
周薇说：“工资不涨物价涨，只能尽量节俭开支，减少购买衣服的频率，出门尽量多坐公交地铁，少打的。
应用推荐