返滴定电位分析法试验研究表明总胺回收率达99.5%以上。

The research result demonstrates that the total amine rate of recovery is 99.5%.

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结果表明：该法收率达6 0 % ，具有反应条件温和、易操作等特点。

Researches show that, the yield can reach 60 %, the method is safe, moderate and simple.

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结果表明：该法收率达6 0 % ，具有反应条件温和、易操作等特点。

Researches show that, the yield can reach 60 %, the method is safe, moderate and simple.

youdao