| 摘要 |
<p>The invention relates to a system comprising a combination of a first system, which is an extinguishing system including an extinguishing agent, and a second system, which is a heat-transfer system, a de-icing system or a hydraulic system including an aqueous medium, one and the same aqueous solution of potassium salt of carboxylic acid being used as said aqueous medium.</p> |
