英语语法分析

The main antibacterial constituents are focused on hydroxybenzene, tannins, organic acid.

麻叶荨麻籽抗菌活性成分是：酚类、鞣质、有机酸等化合物。

The removal rate of Hydroxybenzene was almost to 97.6% with analyzing the LC-MS Spectrum before and after pretreatment.

在对处理前后的废水的液-质联用谱图分析得知，处理后笨酚的去除率约为97.6%左右。

The simultaneous analysis conditions of phenol, hydroquinone, hydroxyphenol and odi-hydroxybenzene mixture by HPLC were discussed.

探讨了HPLC法同时分析水中苯酚、对苯二酚、间苯二酚和邻苯二酚混合物的条件。