Indole is extracted from methylnaphthalene oil through solvent extracting.用溶剂萃取法从甲基萘油中萃取吲哚....

methylnaphthalene的音标：methylnaphthalene的英式发音音标为：[meθɪl'næfθəli:n]methylnaphthalene的美式发音音标为：[meθɪl'næfθəlin]...

n.甲基萘（用以确定十六烷值）...