采用本发明可提高氨净值，减少循环气量和氨的排放量，降低冷冻功和压缩功。而且操作方便。
The invention can raise ammonia net worth, reduce the amount of circulating gas and the amount of ejected ammonia, and reduce the power for freezing and compressing.
采用本发明可提高氨净值，减少循环气量和氨的排放量，降低冷冻功和压缩功。而且操作方便。
The invention can raise ammonia net worth, reduce the amount of circulating gas and the amount of ejected ammonia, and reduce the power for freezing and compressing.
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