名词
中文翻译：定性滤纸
同义词：
['qualitative filter paper', 'qualitative filter paper']
例句：
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1. The scientist used a qualitative filter paper to test the water quality.
科学家使用定性滤纸来测试水质。
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2.The qualitative filter paper was designed to remove impurities from the water.
定性滤纸被设计用来从水中去除杂质。
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3.The qualitative filter paper was used to detect any contaminants in the water.
定性滤纸被用来检测水中的任何污染物。