Sustainment activities include spare parts and labor support, fleet management and technical support of the F119 engine.
维持活动包括备件和劳力支持、舰队管理和F119引擎的技术支持。
Sustainment activities include spare parts and labor support, fleet management and technical support of the F119 engine.
维持活动包括备件和劳力支持、舰队管理和F119引擎的技术支持。
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