英语词汇“parallel rays”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	parallel rays
释义	parallel rays parallel rays [¦par·ə‚lel ′rāz] (mathematics) Two rays lying on the same line or on parallel lines. Two rays that lie on the same line or on parallel lines, and point in the same direction. parallel rays par·al·lel rays rays parallel to the axis of an optic system.
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parallel rays