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| 词汇 | Magnetic detector |
| 分类 | 英语词汇 英语翻译词典 |
| 释义 |
Magnetic detector
原声例句
精选英语短文 The probe would carry a magnetic detector, a solar telescope and an X-ray imager to track the sun's magnetic fields and stormy activities, which were the " key to the space weather forecast" , Gan Weiqun, the mission's chief scientist, told Xinhua. 该探测器将携带一个磁探测器、 该任务的首席科学家甘伟群告诉新华社，一个太阳望远镜和一个 X 射线成像仪来跟踪太阳的磁场和风暴活动，这是“ 空间天气预报的关键” 。
英语百科
Magnetic detector4907.jpg") ![Recreation of a Marconi ship radio room at the Aalborg Maritime Museum, Aalborg, Denmark. A magnetic detector is on the desk to right of the Marconi tuner receiver, which provided the signal for the magnetic detector.](/Images/godic/202501/25/Radio_MARCONI4907.jpg") ![(A) Antenna Wire, (B,B) Iron band around pulleys, (C, C) RF excitation winding on glass tube through which the iron band travels, (D) Audio pickup winding, (E) Ground-plate, (S, N) Permanent magnets, (T) Telephone receiver.](/Images/godic/202501/25/Marconi_magnetic4907.jpg") ![Magnetic detector in use](/Images/godic/202501/25/Marconi_magnetic_detector4907.jpg") The magnetic detector or Marconi magnetic detector, sometimes called the "Maggie", was an early radio wave detector used in some of the first radio receivers to receive Morse code messages during the wireless telegraphy era around the turn of the 20th century. Developed in 1902 by radio pioneer Guglielmo Marconi from a method invented in 1895 by New Zealand physicist Ernest Rutherford it was used in Marconi wireless stations until around 1912, when it was superseded by vacuum tubes. It was widely used on ships because of its reliability and insensitivity to vibration. |
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