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区段加热 | |||
暖气分区; 分区供暖 |
zone heating: 69 phrases in 15 subjects |
Architecture | 1 |
Automobiles | 1 |
Aviation | 2 |
Earth sciences | 2 |
Engineering geology | 3 |
General | 1 |
Mechanics | 1 |
Metallurgy | 15 |
Nautical | 1 |
Oil / petroleum | 6 |
Plastics | 6 |
Space | 3 |
Steel production | 3 |
Technology | 23 |
Water resources | 1 |