只有无油空气压缩机才能产生无油的压缩空气。
Only no oil to produce an air compressor oil free compressed air.
这就是为什么要采用无油压缩空气的解决方案的原因，无油空气压缩机用在需要高纯度压缩空气的场合。
This is why should use no oil compressed air solutions of reason, no oil air compressor in need with high purity compressed air occasion.
日立有限公司更创制出无油式螺杆空气压缩机，提供绝不含油份、优质的净化空气，以满足生产高科技产品的用户需要。
To satisfy the need of hi-tech product manufacturer, Hitachi developed an oil-free series air compressor, which can provide oil-free and high quality clean air.
日立有限公司更创制出无油式螺杆空气压缩机，提供绝不含油份、优质的净化空气，以满足生产高科技产品的用户需要。
To satisfy the need of hi-tech product manufacturer, Hitachi developed an oil-free series air compressor, which can provide oil-free and high quality clean air.
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