The transmission of 3.6 Tbit/s signal on 120km fiber lines has been successfully achieved in the laboratory.
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举一反三
- Up to now, for information transmission, significant progress has been made in the construction of cross-border fiber optic cables between_______.
- Among the following four transmission media, which has the widest bandwidth, the smallest signal transmission attenuation and the strongest anti-interference capability? A: Twisted pair B: Coaxial cable C: Optical fiber D: Microwave
- I am very happy to declare that this year's sales target ahead of time. A: achieved B: has achieved C: has been acheived D: had beenacheived
- It will be up to the doctor's judgement whether or not the organ can be successfully _______ to the child who has been waiting for it.
- This book is a collection of practical transistor circuits, ____ has been tested by the author in his own laboratory.
内容
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The signal transmission portion of the analog video surveillance system is responsible for the upstream transmission of the video signal and the downstream transmission of the control signal. ( ) A: 正确 B: 错误
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Decoding determines whether understanding has been achieved during the communication process.
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It will be up to the doctor's judgment whether or not the organ can be successfully _________to the child who has been waiting for it. A: transplanted B: transported C: transformed D: translated
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No conclusion has been() yet. A: achieved B: reached C: attained D: arrived
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The WHO has said there must have been limited human-to-human transmission of the virus within families.