短語詞組短語boost phase flight [航]助推段飛行boost phase defense 助推段防御boost phase load factor 加速階段載荷系數(shù)boost phase interception 助推段截擊boost phase guidance 加速段制導(dǎo)trajectory estimation in boost phase 主動段估計such as boost phase intercept 助推段攔截TT &C of boost phase 主動段測控phase boost 相位邊限提升;生相位限度提升 返回 boost phase