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本文简述了前苏联20世纪40年代以来,对于蒸汽的凝结和真空冷冻干燥技术及设备的研究与应用情况,还详细介绍了几种升华干燥设备及其计算方法和实例。
This article describes the research and application of steam condensing and vacuum freeze drying technology and equipment since the 1940s in the former Soviet Union, and also introduces several kinds of sublimation drying equipment and their calculation methods and examples.