| 词汇 | magnetic-head |
| 释义 | magnetic head noun[ C ] uk /mæɡˌnet.ɪk ˈhed/ us /mæɡˌnet̬.ɪk ˈhed/ a head（短语的）中心词，主导词（同 head） Audio & video equipment 78 audiocassette audiotape body cam body-worn DAT digital audio tape equalizer hi-fi PDC PMP portable music player radiogram stereo subwoofer tape turntable tweeter VCR wire Examples of magnetic headmagnetic head But instead of using a magnetichead in the drive to make the changes, the magnets are built into the disk itself. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Standard 8mm had the stripe between the perforations and the edge of the film which made good contact with a magnetichead problematic. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The magnetichead touches the recording surface, as it does in a normal floppy drive. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The only physical contact is during recording when a magnetichead is brought into contact with the side of the disc opposite to the laser. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The cleaning card is not only cleaning the reading area of the magnetichead which is cleared. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If no micro chip is placed on the card, the transaction goes directly above the magnetichead. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If a magnetic stripe can be recognized, a shutter will be opened and the card will be transported to the second magnetichead by roles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It was also considered more durable than magnetic tape, since it is not vulnerable to magnetic fields and is read by lasers instead of physical contact with a magnetichead. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The cleaning of the magnetichead is very important because it's responsible for the reading of the card and so it decides acceptance or rejection of the inserted card. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A series of magnetic heads were distributed around the disk, in contact with the tape and their position could be moved along the circle. A series of twelve movable magnetic heads (one each recording head and erasing head, and ten playback heads) were positioned around the disk, in contact with the tape. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Throughout the 1960s and 1970s it acquired several companies in various industries: printing, sensors and magnetic heads, precision optical and photographic equipment, water quality monitoring equipment, and precision molding equipment. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Video cassette recorders differ substantially from audio recorders due to the use of a rotating magnetichead that uses a helical scan over the tape medium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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