The co-processing reaction of coal and catalytic residue (CCR), especially the heavy toluene soluble fractions (HTSF) produced were studied in a autoclave when the ratio of coal to CCR is 1:1.是什么意思_The co-processing reaction of coal and catalytic residue (CCR), especially the heavy toluene soluble fractions (HTSF) produced were studied in a autoclave when the ratio of coal to CCR is 1:1.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句