名词
中文翻译：闭式气压计
同义词：
['closed barometer', 'closed mercury manometer']
例句：
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1. Theclosed manometer was used to measure the air pressure in the room.
闭式气压计用于测量房间内的气压。
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2.The closed manometer showed that the air pressure had increased slightly.
闭式气压计显示空气压力略有增加。
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3. The closed manometer was used to check the accuracy of the thermometer readings.
闭式气压计用于检查温度计读数的准确性。