v.使變酸；酸化

A water alkalize may be attached to the kitchen tap or installed under sink.It filters the water first, and then alkalizes and acidifies it via the ionizing chamber, creating the two streams of water. 對此，百度負責人則表示： 百度不參與任何詆毀活動，我們也從沒見過哪家公司老總總是指責別人過失。

This paper analyses the reasons why the soft sugar acidifies and coloring during storage in cane sugar factories of South China.Meanwhile, the measure to reduce the sugar to go bad are presented. 本文分析了南方甘蔗糖廠綿白糖貯存時產(chǎn)生酸敗及增色的原因,提出了減少綿白糖貯存變質(zhì)的措施。