Black project

A black project is, in the vernacular of the United States and United Kingdom militaries, a highly classified military or defense project, unacknowledged publicly by the government, military personnel, or defense contractors. Examples of U.S. military aircraft developed as black projects include the F-117 Nighthawk stealth attack aircraft and the B-2 Spirit stealth bomber, both of which were highly classified and denied as existing until ready to be announced to the public. In the United States the formal term is Special access program (SAP).

单词	Black project
释义	Black project 英语百科 Black project A black project is, in the vernacular of the United States and United Kingdom militaries, a highly classified military or defense project, unacknowledged publicly by the government, military personnel, or defense contractors. Examples of U.S. military aircraft developed as black projects include the F-117 Nighthawk stealth attack aircraft and the B-2 Spirit stealth bomber, both of which were highly classified and denied as existing until ready to be announced to the public. In the United States the formal term is Special access program (SAP).
随便看	one side loading one side of the medal one side printing one side proof one side sight one side tapered grinding wheel one side test one side to blame collision one side weld one side welding one side welding process one side zinc coating one side zinc coating, single face galvanizing Onesie one signal one signal selectivity Onesimos Onesimus Onesiphorus one site concept onesixteenth onesixth one sixth onesixtieth onesixty fourth