您要查找的是不是：
- duplexed antenna 双工天线
- Reception improved because of the new antenna. 接受效果因有新天线而得到改善。
- No antenna, no radio, we're back in the nineteenth century! 没有天线，没有无线电，我们回到十九世纪了。
- You should fix the television antenna before receiving programs. 接收节目前，你应该先装天线。
- The reception is very poor. Let me adjust the antenna. 接收效果太差了。让我来调一下天线。
- Would you like a duplex or a mobile home? 你想要双层楼公寓还是活动房屋?
- Pardon my ignorance, but what is a 'duplex'? 请原谅我无知，duplex 是什么呢?
- Extend the telescopic antenna vertically. 竖直地伸张伸缩式天线。
- Shows how to implement a duplex contract. 演示如何实现双工协定。
- He said he would head the antenna with a ball. 他说他还要给天线安个圆头。
- Compound type duplex air release va. 复合式双口排气阀。
- He erected a television antenna on the roof. 他在房顶立了电视天线。
- It was like a duplex, housing two families. 那是一个连排别墅，可以住两家人。
- They erected a television antenna on the roof. 他们在屋顶上架起了电视天线。
- Which of the connections can be full duplex? 哪一连接可能是完整的双三极管?
- Duplex valves for the offshore oil &gas markets. 用于海上油气市场的双阀门。
- The headphone cord functions as the FM antenna. 耳机导线也具有FM天线的功能。
- Lite (1.5 Mbit/s) and SDSL (2.3 Mbit/s duplex) ? 对于大型和超大型企业提供宽带接入，完全支持现有的数据业务和租用线设备。
- Chand Double Air hardcover duplex home for sale! 昌德居双气精装复式出售！
- Marconi patents his directive horizontal antenna. 马可尼获得定向水平天线专利权。
