您要查找的是不是：
- The crystal detector was soon replaced by the thermionic value and had largely become obsolete by 1939. 晶体检波器不久即被热电子管所代替，到1939年已大部分变成了废物。
- characteristic curve of crystal detector [电] 晶体检波器的特性曲线
- Pickard was a researcher in the early days of wireless.He experimented with crystal detectors, used in crystal radio receivers. 他是早期的无线电研究者，做应用于晶体无线电接收机的晶体检波器实验。
- The tables are firmly fixed to the floor. 桌子都牢牢地固定在地板上。
- Computer Aided Calibration of Microwave Crystal Detector 微波晶体检波二极管的计算机辅助定标
- The violin is not quite in tune with the piano. 这小提琴跟钢琴的调子不太和谐。
- The man jacked up his car to fix a flat tire. 那人用千斤顶把他的汽车顶起以修理漏气的轮胎。
- A small boy was beating out a tune on a tin can. 一个小男孩正用铁皮罐敲奏出曲子来。
- He played a tune on his trumpet. 他用小号吹奏了一首曲子。
- I bought a run-down farm house and plan to fix it up. 我买了一间破败的农舍，打算整修整修。
- fixed crystal detector 固定晶体检波器
- Bob tuned in his portable radio to a record show. 鲍伯收听手提收音机的唱片广播。
- We needed someone to fix the tape recorder. 我们需要有人来修理录音机。
- Stay tuned to us for the latest sports results. 请继续收听我们播放的最新比赛结果。
- Hum the opening bars of your favourite tune. 哼一哼你喜爱的曲子的开头几个小节。
- She calls the tune in their house. 他们家中她说了算。
- I can fix up you with a used car. 我可以为你提拱一辆旧车。
- I tried to fix the date in my mind. 我试着把那个日期牢记在心。
- This set of crystal wine cups is very expensive. 这套水晶玻璃酒杯非常昂贵。
- He promised to fix me up with a nice girl. 他答应为我介绍一位妙龄女郎。
