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companion elements; impurities | |||
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impurity | |||
alloy contamination; contamination by residual elements | |||
pulp and paper contrary; contraries |
impurezze : 80 phrases in 11 subjects |
Antennas and waveguides | 3 |
Chemistry | 14 |
Communications | 1 |
Earth sciences | 3 |
Electronics | 46 |
Health care | 5 |
Information technology | 1 |
Medical | 1 |
Metallurgy | 2 |
Semiconductors | 2 |
Textile industry | 2 |