香港六和合资料88期
参与互动其中，减速器部署在碟形着陆器的外缘，受运载火箭整流罩尺寸限制，它原本呈收拢状态，但是当着陆器以大约3.5倍音速下降时，它会迅速充气，增大阻力面积，将下降速度将至2倍音速左右，达到降落伞安全展开条件。
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