“reference line”的概念、定义、翻译、参考文献-科学参考

单词	reference line
释义	reference line [`ref·rǝns ´līn] ^NAVIGATION A line from which angular or linear measurements are reckoned. Also known as datum line.
随便看	hold circuit hold control holddown holddown groove holdenite holder hold facility holdfast holding anode holding beam holding coil holding current holding furnace holding ground holding magnet holding pattern holding point holding time hold lamp hold mode hold-over command hold queue hold time holdup hole

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