The HALS system provided the UH-60 pilots with continuous 3D real-time radar imagery of the landing zone throughout the approach, hover, and landing in complete brownout.是什么意思_The HALS system provided the UH-60 pilots with continuous 3D real-time radar imagery of the landing zone throughout the approach, hover, and landing in complete brownout.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句