carbonaceous deposit 含碳沉积...carbonaceous matter 含碳物质...carbonaceous a.碳的,碳质的,含碳的含碳的...carbonaceous residue 碳质残渣...carbonaceous refuse 含碳废弃物...carbonaceous inclusion 碳质夹杂物...carbonaceous coal 半无烟煤...
交流互动
发表言论