But they're expected to creep up in coming years as the cost of increasingly stringent clean-air regulations are passed on to customers.
但是电费在未来几年肯定会上涨，因此清洁空气持续严厉法规的成本已转嫁到消费者身上。
Besides being one of the quietest and most cost effective system in the market, it delivers high quality air filtration and air movement performance in Clean Room environment.
目前，FFU是市场上低噪音、高效率的佳净化系统，能够方便的为洁净室提供高质量的过滤空气。
Besides being one of the quietest and most cost effective system in the market, it delivers high quality air filtration and air movement performance in Clean Room environment.
目前，FFU是市场上低噪音、高效率的最佳净化系统，能够方便的为洁净室提供高质量的过滤空气。
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