gas carbon〔名词〕干馏焦炭,气碳,天然气碳黑详细»
gas carbon〔名词〕碳黑,煤气碳详细»
gas carbon〔名词〕干馏焦炭详细»
gas carbon〔名词〕碳黑详细»
gas carbon气炭,炭黑详细»
炭黑carbon black;furnace black;gas carbon详细»
炭黑black carbon;black filler;black pigment;blacks;carbon black;carbons;coom;hydrocarbon black;solid carbon详细»
炭黑black carbon;black pigment;carbon soot;gas carbon;hydrocarbon black;lamp black详细»