1) alternating gradient focusing principle
![点击朗读](/dictall/images/read.gif)
强聚焦原理
2) electrostatic-convergence principle
![点击朗读](/dictall/images/read.gif)
静电聚焦原理
3) high-intensity focused
![点击朗读](/dictall/images/read.gif)
高强聚焦
4) Quadrupole strength
![点击朗读](/dictall/images/read.gif)
聚焦强度
5) focusing field strength
![点击朗读](/dictall/images/read.gif)
聚焦场强
补充资料:冲击波聚焦效应