微机控制、变频调速、无碳粉污染、延长使用寿命；噪声低、振动小。

It is controlled by computer and driven by frequency conversion motor, it is run with low noise and slight vibration, without carbon powder pollution.

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性能优越，制冷系统采用进口压缩机组，驱动采用变频无刷电机，无碳粉污染；

Superior performance, adopting imported compressor refrigerate system, driven by frequency conversion motor, without carbon powder pollution;

youdao

我们正在寻求无定型石墨，要求碳粉含量达到90%，灰分含量低，颗粒直径达到20毫米。

We are looking for amorphous graphite with fixed carbon up t0 90% , low ash content, particle size diameter up to 20 mm.

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