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| ordinary symbol | |||
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| common symbol | |||
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| universal signal | |||
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通用 符 号 : 28 phrases in 14 subjects |
| Automobiles | 1 |
| Business | 1 |
| Computers | 2 |
| Earth sciences | 1 |
| Electronic commerce | 2 |
| Electronics | 6 |
| General | 1 |
| Multimedia | 1 |
| Project management | 1 |
| Scientific | 1 |
| Securities | 1 |
| Space | 3 |
| Technology | 3 |
| Telecommunications | 4 |
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