pulse tail

例句：

1. 1. Thescientist observed the pulse tail of theion beam.
   科学家观察到离子束的脉冲尾巴。
2. 2.The researcher found that the pulse tailwas a significant factor in the experiment.
   研究人员发现脉冲尾巴是实验中的一个重要因素。
3. 3. Theengineer designed a device to measure the pulsetail of the signal.
   工程师设计了一个装置来测量信号的脉冲尾巴。