名词
中文翻译：表面计
同义词：
['surface gauge', 'surface indicator', 'surface measurement instrument']
例句：
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1. The engineer used a surface meter to measure the depth of the well.
工程师使用表面计测量井的深度。
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2.The surface meter showed that the temperature had dropped by 5°C.
表面计显示温度下降了5°C。
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3.The surface meter was used to detect any changes in the water level.
表面计用于检测水位的任何变化。