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空间垃圾
人类航天活动遗留在外太空的无任何功能和作用的人造固态物质。包括失效的航天器、运载火箭末级箭体、航天器在轨解体碎片、航天器工作产生的遗弃物、航天器表面老化剥落物等。又称空间碎片。
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oppositely directed
oppositely directed traveling wave 9 ODTW
opposite number
opposite orientation
opposite parabolic subgroups
opposite part
opposite quantity
opposite quiver
opposite real number
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opposite simplex
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opposite spin orientation
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oppositional allele
oppositional defiant disorder
opposition in right ascension
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