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1·This paper introduces the simple process unit and practice in which iron is removed by adding NaOH into brine containing iron, aeration and continuous sedimentation.

介绍在含铁卤水中加入氢氧化钠，经简单曝气，连续沉降后除铁的简易工艺装置及生产实践经验。

2·Chenliu formation is a new established lithostratigraphic unit standing for the sedimentation type of basinal littoral facies tract of early tertiary in Guangxi.

陈刘组为新建立的岩石地层单位，代表广西早三叠世盆地滨岸相带沉积类型。

3·50% and 98% of LAS are removed in coagulation sedimentation and contact oxidation process respectively. But the LAS removal in hydrolysis acidification unit is still low.

混凝沉淀池和接触氧化池对LAS的去除率分别达到50 %以上和98%以上，但水解酸化池对LAS的去除率较低。