常见例句雙語例句The results showed that the property indexes of ethylene-propylene rubber added powdery quartz was better than the property indexes of ethylene-propylene rubber added talc.結果表明：填加了粉石英改性粉躰的乙丙絕緣膠的性能指標優於填加滑石粉的。 返回 powdery talc