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Terms for subject Astronautics containing 下 | all forms
ChineseEnglish
上下垂直平面误差up-down error
下靶场downrange site
半地下硬式发射阵地"Hollywood hard" emplacement
导弹弹道的水下部分underwater run
抛下加速器booster jettison
水下行程underwater run
翼下发射导轨underwing rack
降落伞降下parachute descent

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