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passive system | |||
passive solar system; direct gain system |
système passif : 19 phrases in 9 subjects |
Communications | 2 |
Computers | 1 |
Energy industry | 8 |
Finances | 2 |
Fishery fishing industry | 1 |
Mechanic engineering | 1 |
Technology | 1 |
Transport | 2 |
United Nations | 1 |