您要查找的是不是：
- pbx extension signalling 专用小交换机分机信号
- Attendant Lockout This feature denies an attendant the ability to re-enter a phone call unless specifically recalled by that PBX extension. 话务台闭锁改功能使得话务员不能重新进入已经通过话务台接续的电话呼叫,除非是PBX分机要求二次呼叫。
- He asked for an extension of his visa. 他申请延长签证有效期。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- He built an extension onto his house. 他给自己的住宅扩建了一部分。
- Extension of the injured arm was painful. 把受伤的胳膊伸展开是很疼的。
- By extension, an array of any number of dimensions. 广义来说，矩阵可以是任意维数的数组。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- We built an extension to our house. 我们扩建了我家的房屋。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- PBX extension 专用小型电话交换机分机
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Extension of validity of bid shall normally not be requested. 一般来说不应要求延长投标有效期限。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- She has an extension in the kitchen and in the bedroom. 她的厨房和卧室都有电话分机。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Intranet Telephony: Will your LAN Replace Your PBX? 内部网电话：局域网会替代用户电话交换机吗?
