名词
中文翻译：Unknown
同义词：
['resin column', 'resin columnar', 'resinous column']
例句：
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1. The chemical analysis of the resin in the column revealed a high level of impurities.
柱中树脂的化学分析显示杂质含量很高。
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2.The resin-in-column method is widely used in the extraction of essential oils.
柱中树脂法在提取精油方面被广泛使用。
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3. The research team developed a new resin-in-column technique for purifying the sample.
研究小组开发了一种新的柱中树脂技术，用于净化样本。