oil lubrication

基本解釋

Oxygen compressor usually use no oil lubrication compressor.
氧氣壓縮機(jī)通常使用無油潤(rùn)滑壓縮機(jī)。
Compression purity require special high gas such as propane, generally USES no oil lubrication.
壓縮純度要求特別高的氣躰如丙烷，一般採(cǎi)用無油潤(rùn)滑。
If you use oil lubrication, can use soap lubricant or ethanol soap solution, in order to provide the necessary lubrication.
若採(cǎi)用油潤(rùn)滑時(shí)，可用肥皂潤(rùn)滑劑或乙醇肥皂溶液，以提供必要的潤(rùn)滑。

There is no alternative to machine lubrication outside of oil.
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