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| عتبة حساسية التحكم التلقائي الآلي في التردد | |||
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threshold of : 27 phrases in 11 subjects |
| Economics | 1 |
| Electronics | 7 |
| Environment | 4 |
| Isolation | 2 |
| Lighting other than cinema | 2 |
| Magnetics | 2 |
| Medical | 1 |
| Radio | 2 |
| Radiobiology | 4 |
| Soil science | 1 |
| United Nations | 1 |