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heat coil | |||
heating coil | |||
heating coils; heating serpentine | |||
heater coil; heating spiral | |||
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heating spiral | |||
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coil for heating | |||
heating coil | |||
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reheater |
加 热 盘 管 : 38 phrases in 9 subjects |
Automobiles | 1 |
Chemistry | 1 |
Compressors | 2 |
Drilling | 2 |
Nautical | 1 |
Oil / petroleum | 9 |
Refrigeration | 5 |
Shipbuilding | 1 |
Technology | 16 |