benzene-petroleum ether的意思|示意
美 / /
英 / /
benzene-petroleum醚
benzene-petroleum ether的网络常见释义
苯 苯-石油醚
benzene-petroleum ether相关例句
The compositions of grease were eluted with petroleum ether, benzene, chloroform, ethyl acetate, acetone, ethanol and characterized by means of IR and NMR spectroscopy.
油脂部分依次以石油醚、苯、氯仿、乙酸乙酯、丙酮、乙醇为淋洗剂进行洗脱，利用红外光谱、核磁共振光谱法对所分离组分进行了结构鉴定。