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- Any extraneous signal that invades the transmission of electrical pulses or frequencies along a cable. Noise is measured as impulse or Root-Mean-Square (RMS). 当一个电气讯号之脉冲或频率影响到讯号缆线之讯号传输,即称为杂讯干扰,其测量单位值为峰值或均方根值。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- 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。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- 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。
- Reductant from an extraneous source is introduced. 外来的还原剂被引进来。
- 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。
- Even his family had become extraneous to him. 甚至家庭对他也无足轻重。
- 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。
- To remove extraneous matter from(the teeth). 剔除从(牙上)剔除外来物质
- Everyone uncovered when the signal sounded. 信号响时,人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- A red lamp is used as a danger signal. 红灯用作危险信号。
- Send out a distress signal; the ship is sinking. 船正在下沉,发遇险信号吧。
- We shall ignore factors extraneous to the problem. 我们应该撇开与此问题无直接联系的因素。
- I corrected my watch by the time signal. 我按报时信号校正我的表。
- The label has no extraneous blotches. 标签没有任何污点。