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月球探测器着陆冲击试验
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月球探测器着陆冲击试验
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工学
月球探测器着陆冲击试验
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landing impact test for lunar probe
月球探测器着陆冲击试验
月球探测器实施缓冲着陆所承受的力学载荷环境的试验活动。月球探测器着陆冲击指探测器经过姿态调整、悬停选定着陆点后,关闭轨控发动机和姿控推力器,从一定高度处以自由下落方式,通过着陆支撑缓冲机构着陆月面时,瞬时动能转化为冲量,而使探测器(主结构)承受的冲击作用。
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homological functor
homological identities
homological invariant
homologically dependent chain
homologically equivalence
homologically equivalent
homologically independent chain
homologically similar
homological mapping
homological method
homological perturbation theory
homological projection
homological property
homological resolution
homological theory
homological triangles
homologization
homologous
homologous alternation of generation
homologous chromosome
homologous community
homologous cycle
homologous deformation
homologous design
homologous flare
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