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高程基准面
oil elevation datum
rem.sens. vertical control datum; datum level
space height datum
高程基准面国家的高程起算面，我国规定采用青岛验潮站确定的黄海平均海水面作为全国统一的高程基准面
expl. height datum
高程测量基准面
oil elevation datum
高程基准 面: 7 phrases in 3 subjects
Earth sciences2
Oil / petroleum1
Technology4

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