低當量核武

https://www.cnbc.com/2018/02/06/mattis-sees-new-nuclear-missile-as-bargaining-chip-against-russia.html

https://zh.wikipedia.org/wiki/%E6%A0%B8%E6%AD%A6%E5%99%A8%E5%BD%93%E9%87%8F

http://news.ltn.com.tw/news/world/paper/1167742