名词
中文翻译：空气净化
同义词：
['air cleaning', 'air purifying', 'air filtration']
例句：
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1. Air purification systems are essential formaintaining indoor air quality.
空气净化系统对于保持室内空气质量至关重要。
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2. The hospital uses advanced airpurification technology to treat patients with respiratorydiseases.
医院使用先进的空气净化技术治疗呼吸系统疾病患者。
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3. To improve air purificationefficiency, the company has developed a newtype of filter.
为了提高空气净化效率，该公司开发了一种新型过滤器。