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二次风 èrcìfēng
el. secondary air
tech. auxiliary air; overgrate air
textile overfire air
二次风延燃空气 èrcìfēng
nautic., tech. secondary air
炉排上的二次风 èrcìfēng
el. over fire air
二次
tech. secondary air
二次风: 28 phrases in 9 subjects
Economy1
Electronics2
General2
Metallurgy7
Nautical1
Refrigeration1
Space1
Technology12
Wind Energy1