名词
中文翻译：灰烬抽取
同义词：
['ash extraction', 'ash removal', 'ash pumping']
例句：
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1. The firefighters are performing ash pumping operations to contain the fire.
消防员正在进行灰烬泵送操作以控制火势。
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2. The process of ash pumping is essential for maintaining the cleanliness of the facility.
灰烬泵送过程对于保持设施的清洁至关重要。
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3. The ash pumping system was designed to efficiently remove the hazardous waste from the plant.
灰烬泵送系统被设计用来高效地从工厂移除有害废物。