英语词汇ordnance datum怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	ordnance datum
释义	Definition of ordnance datum in English: ordnance datum noun British The mean sea level as defined for Ordnance Survey. 〈英〉平均海面（为英国陆军测量局制定）
随便看	textless text-letter text-man text message text messages text messaging text messaging text-pen textphone textphones text processing texts textspeak textual textual criticism textual examination textualism textualism textualist textuality textuality textually textually textural textural

英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

Definition of ordnance datum in English: