为了达到最大效率，表面活性剂必须高度电离。
For maximum effectiveness, the surfactant heads should be highly ionized.
混合机放电离地面有足够的高度便于添加冷却混合机。
The mixer discharge is placed with sufficient height from the floor so that a cooling mixer can be added.
热大气层，热电离层：大气层介于中间层和外层空间之间的最外一层，在这一层中温度随高度而稳定增加。
The outermost shell of the atmosphere, between the mesosphere and outer space, where temperatures increase steadily with altitude.
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