短語(yǔ)詞組短語(yǔ)proximate fuel analysis 燃料近似分析proximate and ultimate analysis 組份和元素分析proximate analysis of coal 煤的工業(yè)分析;煤工業(yè)分析coal s proximate analysis 煤的工業(yè)分析proximate analysis of coke 焦炭工業(yè)分析coal ' s proximate analysis 煤的工業(yè)分析 返回 proximate analysis