Similar to 離心率
ABO式血液型
ABO blood group systemACE (探査機)
Advanced Composition ExplorerACE (コンピュータ)
Automatic Computing EngineACIM
A Course in MiraclesAcorn Archimedes
Acorn ArchimedesACS (スペインの企業)
ACS GroupAdobe AIR
Adobe AIRADPグループ
Groupe ADPADRA
Adventist Development and Relief AgencyAdvanced Technology Attachment
Parallel ATAAEKアテネ
A.E.K. (sports club)AFN
American Forces NetworkAfrica Cloud
Federal Ministry for Economic Cooperation and DevelopmentAGH科学技術大学
AGH University of KrakowAH-1 (航空機)
Bell AH-1 CobraAH-56 (航空機)
Lockheed AH-56 CheyenneAH-64 (航空機)
Boeing AH-64 ApacheAjax
Ajax (programming)AK-47
AK-47AM (航空機)
Martin AM MaulerAmazon Alexa
Amazon AlexaAmerican Society of Landscape Architects
American Society of Landscape ArchitectsAMX (航空機)
AMX International AMXAn-2 (航空機)
Antonov An-2An-3 (航空機)
Antonov An-3An-22 (航空機)
Antonov An-22An-24 (航空機)
Antonov An-24An-26 (航空機)
Antonov An-26