您要查找的是不是：
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- OD signaling 话务员拨号方式
- 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。
- ARE BOTH THE UD AND OD PRESSURES LESS THAN 75 PSI? 是否OD和UD的压力都小于5PSI?
- 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。
- Our bodies are made up od cells. 我们的身体是由细胞构成的。
- 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。
- His presence is indicative od his wish to help. 他的出现表明他愿意提供帮助。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- We wish to buy different type od test strips. 求购测试条。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- Plastics can be used to take the place od steel. 塑料可用来代替钢材。
- A red lamp is used as a danger signal. 红灯用作危险信号。
- Reamer OD tolerance is influenced by many factors. 铰刀外径公差受多种因素的影响。
- Send out a distress signal; the ship is sinking. 船正在下沉，发遇险信号吧。
