polarographic determination的用法和样例：
例句
- The method for the determination of dinitrocresol in chicken meat was discussed by GC with NPD in this paper.
本文研究了鸡肉中二硝甲酚残留量的气相色谱测定方法。 - A simple and accurate method for the determination of haleniaside and demethoxyhaleniaside in Halenia ellipitica D.
建立了花锚药材及其制剂中两种抗肝炎有效成分花锚甙和去甲氧基花锚甙的反相高效液相色谱测定方法。
