名词
中文翻译：填充柱
同义词：
['packed column', 'packed capillary column']
例句：
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1. The separation of the two compounds was achieved using a packed capillary column.
使用填充柱成功地分离了两种化合物。
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2. The packed capillary column was used to analyze the chemical composition of the sample.
使用填充柱分析样本的化学成分。
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3. The packed capillary column was crucial for the accurate measurement of the sample's molecular weight.
填充柱对于准确测量样品分子量至关重要。