File:CADAL11106170 無線電學.djvu
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Original file (3,649 × 5,145 pixels, file size: 22.75 MB, MIME type: image/vnd.djvu, 369 pages)
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[edit]無線電學
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| Author |
倪尚达 |
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| Title |
無線電學 |
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| Publisher |
钟山书局·南京 |
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| Description |
附注：有插图 |
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| Language | Chinese | |||||||||||||||||
| Publication date | 1929-02（民国十八年） | |||||||||||||||||
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.  You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:43, 3 December 2022 |  | 3,649 × 5,145, 369 pages (22.75 MB) | Bot for Freedom (talk | contribs) | 上載《11106170.pdf》 |
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