Sec. 215. Establishment of Directed Energy Working Group. - Google 検索https://www.google.com/search?q=Sec.+215.+Establishment+of+Directed+Energy+Working+Group.&oq=Sec.+215.+Establishment+of+Directed+Energy+Working+Group.&aqs=chrome..69i57.585j0j15&sourceid=chrome&ie=UTF-8