Height: the altitude of your observing site above the mean sea-level, in meters.
海拔:你的观测地点的海拔高度,单位是米。
First, the defmation and status of height datums is introduced and some problems on the local height datums established by the mean sea level, which is defined by the tide gauge data, are discussed.
首先介绍了高程基准的定义与现状,指出了用验潮站长期平均海平面建立局部高程基准所存在的问题;
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