The Lockheed A-12 is a retired high-altitude, Mach 3+ reconnaissance aircraft built for the United States Central Intelligence Agency (CIA) by Lockheed's Skunk Works, based on the designs of Clarence "Kelly" Johnson. The aircraft was designated A-12, the twelfth in a series of internal design efforts for "Archangel", the aircraft's internal ...

The General Dynamics/McDonnell Douglas A-12 Avenger II was a proposed American attack aircraft from General Dynamics and McDonnell Douglas. It was to be an all-weather, carrier-based stealth bomber replacement for the Grumman A-6 Intruder in …

洛克希德A-12（英語： Lockheed A-12 ）是美国的一架由洛克希德著名的臭鼬工厂为中央情报局（CIA）制造的侦察飞机，由设计家克拉伦斯·“凯利”·约翰逊操刀设计。A-12产于1962年到1964年，于1963年到1968年进入现役。

2022年5月9日 · The Lockheed A-12 spy plane was developed for the Central Intelligence Agency (CIA) for service during Project Oxcart. While it had the potential for a long career, its niche but vital service led to its early retirement just 10 months after being deployed to Asia.

CIA developed the highly secret A-12 OXCART as the U-2’s successor, intended to meet the nation’s need for a very fast, very high-flying reconnaissance aircraft that could avoid Soviet air defenses. CIA awarded the OXCART contract to Lockheed (builder of the U-2) in 1959.

A-12復仇者II（Avenger II）式攻擊機是由麥克唐納-道格拉斯（McDonnell Douglas）公司和通用動力（General Dynamics）公司合作發展的一種隱形 攻擊機。 它是 美國海軍 首架以深入敵境進行長程打擊任務為設計目標的 攻擊機 ，也是第一架由 美國海軍 投資研發的 隱形 艦載 ...

A-12式攻击机是由麦克唐纳-道格拉斯（McDonnell Douglas）公司和通用动力（General Dynamics）公司合作发展的一种匿踪攻击机。 它是美国海军首架以深入敌境进行长程打击任务为设计目标的攻击机，也是第一架由美国海军投资研发的匿踪舰载机。

Compared to the A-6E Intruder—which had joined the fleet in 1971—the A-12 was to have greater speed and altitude, an internal weapons bay to reduce drag, and a considerably smaller radar cross-section. Also, the A-12 was to be easier to support and maintain.

A-12（英语：Lockheed A-12）是 美国 洛克希德著名的臭鼬工厂为中央情报局（CIA）制造的一架侦察机，由设计家克拉伦斯·“凯利”·约翰逊操刀设计。A-12产于1962年到1964年，于1963年到1968年进入现役。

6 天之前 · The A-12 is the forerunner of the SR-71 and has nearly the same shape and dimensions as its replacement. Designed to replace the U-2, the A-12 flew higher and four times as fast to outrun enemy defenses and gather intelligence. The A-12 is primarily an over flight vehicle unlike the SR-71.