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导航星座
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导航星座
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全球卫星导航系统
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navigation constellation
导航星座
发射入轨能正常工作的导航卫星的集合,通常是由一定数量的导航卫星按一定的方式配置组成的一个卫星网。
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unitary matrix model
unitary modular group
unitary module
unitary multiperfect number
unitary multiplet
unitary multiplicative character
unitary operator
unitary organism
unitary perfect number
unitary polarity group
unitary positive operator
unitary projective representation
unitary reflection
unitary representation
unitary representation of locally compact groups
unitary representations of locally compact group
unitary restriction
unitary right module
unitary ring
unitary ring; ring with identity
unitary R-module
unitary sampling
unitary scattering factor
unitary semigroup
unitary semisimilarity
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