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NH+4

NH+4

NH+4

NH+4

1

An experiment was carried out to investigate NH 4 +N transformation and transport under drip irrigation in greenhouse .

在试验基础上，分析讨论了温室滴灌条件下铵态氮的转化迁移规律。

3

I spent 4 years working in Manchester , NH, and let's just say I'm not surprised at its presence on this list .

我在曼彻斯特工作了 4 年，这样说吧，对于这个排名我完全不感到意外。

5

The results show that VTBR with anaerobic aerobic technique can remove NH + 4-N and COD from oil refinery wastewater efficiently .

结果表明，VTBR 生化反应器采用缺氧 —好氧工艺流程能有效地去除石油废水中的氨氮和 COD 。

6

7

The heavy metals adsorbed on bentonite can be desorbed with NH_4~+ solution .

吸附重金属后的膨润土可用 NH_4~+溶液进行解吸。

8

But the relativities are less obvious between CEC of NH (superscript + subscript 4 ) and resistance to heat and to acid.

矿石的耐酸性、热稳定性与 NH （上标 +下标 4 ）交换容量之间的相关性不明显；

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