The Lockheed Martin-made jets will replace the aging, Soviet-made MiG-21 Lancer aircraft now used by the Romanian air Force.

洛克希德·马丁公司制造的飞机将取代老化的，苏制米格- 21 Lancer飞机，Lancer现在由罗马尼亚的空军使用。

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India plans to mothball its mainstay MiG-21 Soviet-era fighter jets, which have earned the sobriquet "flying coffins" because of their dismal safety record.

印度计划封存它主要的米格- 21喷气式战机，由于该装备令人沮丧的安全记录，它已经获得了“飞行棺材”的绰号。

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This effort has included attempts to modify for unmanned flight the MiG-21 (ph) and with greater success an aircraft called the L-29 (ph).

这些无人飞行器中包括改进的无人飞行器米格-21和称之为L-29的飞机。

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At the same time, it will phase out the aging MiG-21 and MiG-27 fighter jets as well as the Mi-8 helicopters and Avro turboprop transport aircraft.

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Both Syria and Jordan said the plane was a Russian-made MiG-21.

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