The effects of basic nitrogen compound on the oxidation stability and light stability of Liaohe base oils were investigated.
首先考察了碱性氮化物对辽河基础油氧化安定性的影响，其次考察了碱性氮化物对辽河基础油光安定性的影响。
Disposing with topping and not topping in K326 growth duration, researching the change law of protease and nitrogen compound in fresh tobacco leaves.
K326生长期间进行打顶和未打顶处理，研究鲜烟叶片蛋白酶及含氮化合物的变化规律。
The commercial test has shown that LBO-16H catalyst exhibits good performance of hydrothermal stability and fluidity and anti-alkaline nitrogen compound contamination.
工业试验表明，LBO-16H催化剂有较高的活性稳定性和良好的流化性能，抗碱氮能力强；
The principle and process of producing potassium-nitrogen compound fertilizer and aluminium hydroxide from potash alum are studied. Some problems are solved through the pilot test.
利用四川某含钾岩石制得的钾明矾进一步制备硫酸型钾氮肥和氢氧化铝，从原理、工艺等方面进行探讨，并通过中试解决了工业化生产所出现的问题。
The principle and process of producing potassium-nitrogen compound fertilizer and aluminium hydroxide from potash alum are studied. Some problems are solved through the pilot test.
利用四川某含钾岩石制得的钾明矾进一步制备硫酸型钾氮肥和氢氧化铝，从原理、工艺等方面进行探讨，并通过中试解决了工业化生产所出现的问题。
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