英语词汇“spacecraft tracking”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	spacecraft tracking
释义	spacecraft tracking spacecraft tracking [′spās‚kraft ‚trak·iŋ] (engineering) The determination of the positions and velocities of spacecraft through radio and optical means.
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