square-wave
| polarogram
| square wave | |
| opt. | kvadratni talas; pravougaoni talas |
| polarogram | |
| chem. | polarogram |
| |||
| kvadratni talas; pravougaoni talas | |||
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square-wave : 3 phrases in 2 subjects |
| Chemistry | 2 |
| Technology | 1 |