上述熔化的基 质在搅拌下加入已过筛的辅料和吐温-80均匀，加入硫酸吗啡并保温搅拌均匀；
C. adding the sifted accessories and TW-80 under even stirring into the melted substrate and morphine sulfate and evenly stirring the mixture with heat preservation;
本系列设备具有加热、冷却和保温、搅拌调配功能。
The series equipment has the function of calefaction, cooling and heat preservation, whisking and mixing.
介绍一个改进的凝固点下降法测定摩尔质量实验装置，它由保温瓶、凝固点杯、贝克曼温度计、电动搅拌器等几部分构成。
A device for determining molar mass with freezing point depression was improved, which consists of the Dewar bottle, sample container, Beckmann thermometer, and motor stirrer.
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