Excellent heat resistance, cold resistance, ozone resistance, air aging resistance.

具有极佳的耐热、耐寒、耐臭氧、耐大气老化性能。

youdao

youdao

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。

youdao

But his cast seems more than okay with their on-air aging.

FORBES: Magazine Article

But during the recession, the nation's aging air traffic system has enjoyed a reprieve in the form of sagging ridership.

CNN: Can technology fix the FAA's air traffic troubles?

The bad news: The FAA wants to replace these taxes with a more complicated combination of user fees and taxes in order to upgrade the nation's aging air traffic control system.

FORBES: Farewell, Airline Ticket Taxes