coal-tar products
常见例句
- Ammonia, coal tar and coke are all by-products obtained in the manufacture of the coal gas.
氨水，煤焦油和焦煤都是煤气制造过程中产生的副产品。 - The structure of Yangzhou coal and products in co-processing of coal and tar were analysed by means of NMR and FTIR. Thestructural parameters were calculated.
采用核磁共振和红外光谱对克州烟煤及与煤焦油共处理产物进行了结构分析，并求算了其结构参数。 返回 coal-tar products