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纯氢气氛 | |
met. | pure hydrogen atmosphere |
辊底式 炉 | |
met. | roller-hearth continuous furnace |
辊底式炉 | |
met. | roller-hearth furnace; roller-hearth kiln; roller-hearth furnace |
tech. | roller-hearth type furnace |
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pure hydrogen atmosphere |
纯氢气氛: 2 phrases in 1 subject |
Metallurgy | 2 |