cuprammonia例句
After renovation, production capacity of
cuprammonia scrubber is raised above 20 %.
改造后, 铜洗塔的生产能力提高20%以上.
This article reports a method of preparation of metal - copper - powder with
cuprammonia by directly chemical method.
本文报导了一种用化学方法直接从铜氨溶液中制取金属铜粉的方法.