In this paper, the process of polymalic acid (PMLA) synthesis was studied.
本文对合成聚苹果酸的过程进行了研究。
CO_ (2) stripper is one of the most important units in the Urea-synthesis process.
CO_2汽提塔是尿素合成工艺中的关键设备之一。
CO_ (2) stripper is one of the most important units in the Urea-synthesis process.
CO_2汽提塔是尿素合成工艺中的关键设备之一。
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