名词
中文翻译：克努森滴管
同义词：
['Knudsen tube', 'Knudsen pipette例句：1. The Knudsen pipette was used to measure the density of gases.（使用克努森滴管来测量气体的密度。）']
例句：
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1. The Knudsen pipette was used to measure the density of gases.
使用克努森滴管来测量气体的密度。
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2. The Knudsen pipette was used to study the properties of superfluid helium.
使用克努森滴管研究超流体氦的性质。
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3. The Knudsen pipette was used to collect samples from the surface of the sample chamber.
使用克努森滴管从样品室的表面收集样本。