The cleaning conditions were also stipulated according to the operation characteristics of central air-conditioner system.

根据中央空调系统的运行特点，确定了清洗工艺。

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Mild cleaning conditions are likely to be more economic both in terms of immediate cleaning costs and also in terms of extended membrane lifetime.

高效的清洗流程和温和的清洗条件可增强超滤膜性能并延长膜的使用寿命。

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It USES no toxic cleaning agents like ammonia or formaldehyde, and checks the allergies of clients and their pets to avoid using materials that might aggravate those conditions.

她从不使用氨水或者甲醛之类的有毒洗涤剂，并仔细询问客户和他们的宠物的过敏症病史，以避免使用加剧他们症状的材料。

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