gas channel black天然气槽法炭黑;瓦斯槽黑;翻译
gas furnace black天然气炉黑
mixed gas carbon black[橡胶] 混气炭黑
natural gas channel black瓦斯槽法炭黑
gas carbon black炭黑
gas channal black C天然气槽法炭黑
The exhaust gas is black排气冒黑烟
off-gas carbon black production炭黑尾气
acetylene gas black乙炔碳黑
N（名词） finely powdered carbon produced by burning natural gas. It is used as a pigment in paints, etc 气黑