With concentration of brine increasing, content of sodium chloride in fish-muscle notably increased and content of soluble protein and amino nitrogen in pickling solution significantly decreased.
随着盐水浓度的提高，鱼肉中氯化钠含量显著上升，盐卤中可溶蛋白和氨基态氮含量明显降低。
Analysis focuses on the reason for impurity concentration in closed-cycle nitrogen-water precooling system of air separation unit. The solution to this problem is also presented.
分析了空分设备闭式循环氮水预冷系统杂质浓缩的原因，提出了处理措施。
Terramycin crystal mother solution contains high concentration of nitrogen as well as carbon.
土霉素结晶母液是一种含高硫高氮的高浓度难生物降解有机废水。
Terramycin crystal mother solution contains high concentration of nitrogen as well as carbon.
土霉素结晶母液是一种含高硫高氮的高浓度难生物降解有机废水。
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