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基准球 参考球
referencesphere
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参考球
reference sphere
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参考球体
reference sphere
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高斯参考球
gaussian reference sphere
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地球参考系
terrestrial reference system
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基准球面
datum sphere
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地球参考椭于
earth reference ellipsoid
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地球参照基准
terrestrial reference frame
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国际地球参考架
international terrestrial reference frame internationalterrestrialreferenceframe itrf
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国际天球参考架
icrf international celestial reference internationalcelestialreferenceframe
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国际天球参考系
international celestial reference frame ( icrf )
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国际地球参照基准
international terrestrial reference frame
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参考点,基准点
point of reference
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参考基准
basis of reference basis reference datum referan datum reference
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参考基准面
reference datum
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参考角, 基准角
reference angle
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参考面, 基准面
reference surface
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参考面,基准面
reference surface
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