阴极射线管，一个具有显象屏幕的真空玻璃管。用于显示信息。
CATHODE RAY tube, An evacuated glass tube with a viewing screen, used for displaying information.
在较高温度条件下，碘与铝在封闭的真空玻璃管中直接反应，产生碘化铝蒸气。
The direct reaction of Al with I_2 at high temperature in a closed vacuum glass tube resulted in AlI_3 vapor.
实验结果表明，只要有机玻璃管的真空度能够满足要求，采用双反射镜成像系统来观测射流的形貌是可行的。
The experiment results show that observing jet appearance with the double reflecting mirrors system is feasible as long as the vacuum of the glass tube can meet the requirement of experiment.
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