英语语法分析

Orthogonal test method was used to optimize reaction conditions and the yield of acenaphthylene reached 59.09%.

采用正交试验法，在优化的条件下苊烯产率达59.09%。

Mainly used for the absorption agent of benzene etc. in coking gas; extract methyl naphthalene and acenaphthylene etc.

主要用于吸收焦炉煤气中的苯族烃以及提取甲基萘，苊等。