英语语法分析

Method: The contents of harmaline and harmine of different parts of Peganum harmala L. collected monthly were determined by RP-HPLC.

方法：用RP-HPLC法测定不同月份的骆驼蓬不同药用部位中骆驼蓬碱和去氢骆驼蓬碱的含量。