英语词汇“ordnance datum”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	ordnance datum
释义	Collins Concise English Dictionary © HarperCollins Publishers:: ordnance datum n mean sea level calculated from observation taken at Newlyn, Cornwall, and used as the official basis for height calculation on British maps Abbreviation: OD
随便看	cruisingly cruising radius cruller crumb crumbable crumber crumbier crumbiest crumble crumbliness crumblingness crumblings crumbly crumbum crumby crumhorn crummie crummily crumminess crummy crump crumpet crumple crumpled crumple zones

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