electronic discrete variable
| automatic calculator
| electronic discrete variable | |
| oil | 电子离散变量 |
| automatic calculator | |
| busin. | 自动计算机 |
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| 电子离散变量 | |||
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electronic discrete variable : 4 phrases in 3 subjects |
| General | 2 |
| Sports | 1 |
| Telecommunications | 1 |