The Guardrail Common Sensor (GRCS) is a corps-level airborne signal intercept, processing, direction-finding (DF), and targeting system.是什么意思_The Guardrail Common Sensor (GRCS) is a corps-level airborne signal intercept, processing, direction-finding (DF), and targeting system.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句