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航天材料
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航天材料
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航天材料
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aerospace material
航天材料
组成战略(战术)导弹、运载火箭、卫星、飞船、空间站等航天装备的材料。是航天装备发展的物质基础与技术先导,其性能与质量水平是衡量航天装备先进性与可靠性的标志。
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space modeling
space motion
space motion of planet
space motion of stars
space motion sickness
space mutation breeding for forage plants
space navigation
space net
space notation
space nuclear power plant
space nuclear reactor power
space nuclear technology
space nutrition
space nutrition discipline
space object surveillance satellite
space observation
space observatory
space of analytic functions
space of bounded curvature
space of closed paths
space of coefficients
space of compact type
space of connectivity k
space of constant curvature
space of continuous functions
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