The electron back bombardment phenomenon, which results in anomalous increase of gun current emission, has been observed in a series of our side coupled standing wave accelerating tubes.
在以半腔为首腔的边耦合驻波加速管中观察到了电子反轰现象，由于电子反轰的结果，导致电于枪发射电流非正常增长。
An expansion wave in accelerating flow broadens.
膨胀波在加速流中变宽。
Nonlinear wave ahead of an accelerating vertical plate are studied in this paper.
本文研究加速平板所产生的非线性水波。
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