词典论坛联络

   英语
Google | Forvo | +
Parts per Hundred of Rubber强调
聚合物 м.ч. на 100 м.ч. каучука (a measure used by rubber chemists to depict what amount of certain ingredients are needed bojana)
 英语 词库
Parts per Hundred of Rubber
缩写, 化学 phr (bonly)