| 摘要 |
<p>The polyol-based lubricants for two-stroke, four-stroke and rotary-piston engines operated with fuels containing alcohol(s) and/or nitroalkane(s) and/or propylene oxide, are added to the fuels and/or are in a separate lubricant circulation, the polyols consisting to the extent of at least 40 mol % of propylene oxide units.</p> |
