Where drying in a desiccator is specified, exercise particular care to ensure that the desiccant is kept fully effective by frequent replacement. 按规定干燥器做干燥实验，应该特别仔细以确定干燥器能保持全效工作。
The reunion could be avoided by spray drying, but its energy consumption was higher than dry box and the submicron powders should be reclaimed. 喷雾干燥能避免硬团聚现象的发生，但其能耗要比厢式干燥器高，较细的颗粒需要回收。
This paper deals with tests carried out on a lab-scale drying apparatus simulating indus-trial conditions. 本文论述在模拟工业条件的实验室烘干设备上所作的试验。
