您要查找的是不是：
- called subscriber free signal 被叫用户空闲信号
- subscriber free signal 用户空闲信号
- Called Subscriber Identification. Optional signal used to provide the specific identity of the called subscriber by its international telephone number. 拨入用户识别。通过唯一的手机号码来识别拨入用户的可选信号。
- A signal sent in the backward direction to indicate that the call has been placed in a waiting queue because the called subscriber is busy but has the camp on facility. 反向发送的一种信号，表示呼叫已排入等待队列(因为被叫用户忙，但装有预占设备)。
- Calling Subscriber Identification. Optional signal indicates that the following frame is an identification of the calling station. Used to provide additional security to fax procedure. 通话用户识别。可选信号标识后续的一些帧用来标识呼叫位置。传真过程通常使用附加的安全措施。
- release controlled by called subscriber 被叫控制复原
- called subscriber testing circuit 测被叫电路
- answering time of called subscriber 被叫用户应答时间
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- It was pure luck that he was home when we called. 非常幸运，我们打电话时他在家里。
- His honesty was called into question. 他的诚实受到了怀疑。
- The class that sends (or raises) the event is called the publisher and the classes that receive (or handle) the event are called subscribers. 发送(或引发)事件的类称为“发行者”,接收(或处理)事件的类称为“订户”。
- You have to connect to a Usenet server and reader software will pull list of newsgroups.Select groups that you want to read (this is called subscribe ) and you are good to go. 您必须连接到新闻组服务器，阅读软件会获取新闻组列表，选择您想要读取的组（所谓的 订阅 ）。
- Top calling subscriber's number identification 主叫用户号码识别
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- calling subscriber rs number identification 主叫用户号码识别
- You may be called to give evidence at the trial. 法庭可能传你去作证。
- calling subscriber identification 主叫用户标识
- He cupped his hands around his mouth and called. 他将手掌在嘴边弯成杯形喊叫。
- Our new friends called at our house last week. 我们的新朋友上周曾来我们家拜访。
