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| calculator | |||
| electric calculator | |||
| electronic calculator | |||
| electronic slide rule | |||
| electron calculating machine; electronic counter | |||
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| electric calculator | |||
| 电 子计算器: 27 phrases in 12 subjects |
| Aviation | 1 |
| Business | 4 |
| Earth sciences | 1 |
| Electronics | 6 |
| General | 3 |
| Geophysics | 1 |
| Mathematics | 3 |
| Military | 1 |
| Oil processing plants | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 4 |
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