名词
中文翻译：正高程
同义词：
['elevation', 'altitude', 'height', 'altitude level']
例句：
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1. The mountainis at an orthometric elevation of 10,000 feet above sea level.
这座山的海拔高度为海平面以上10,000英尺。
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2. The astronauts were able to reach the highest point on the moon with an orthometric elevation of 26,000 feet.
宇航员们能够以海拔高度26,000英尺登上月球的最高点。
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3. The surveyors used a telescope to measure the elevation of the mountain peak.
测量员使用望远镜测量了山峰的高度。