英语词汇“National Vertical Datum 1985”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	National Vertical Datum 1985
释义	National Vertical Datum 1985 1985国家高程基准；采用青岛水准原点和根据由青岛验潮站1952年到1979 年的验潮数据确定的黄海平均海水面所定义的高程基准。其水准原点起算高程为72.260m。
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