acid former

基本解释

I bought acid and went back to my former high school and waited for some of the classmates to come out.
我买了硫酸，回到我先前就读的学校，等我的同学们出来。
This paper introduce the American New Dimension Plating has used hole purify implement to reclaim chrome acid and improved the former disposal system.
本文简介美国新维电镀公司使用多孔净化器回收铬酸，并对原处理系统进行了改进。
The former were less acid-resistant, with a lower dye absorbingability and a smaller equilibrium dye absorbing rate, and a higher dying temperature was required.
阿根廷毛的耐酸性较差，上染速率与平衡上染率也较低，但初始上染温度较高。