短語詞組短語external grinding heating medium 外部加熱介質(zhì)external grinding medium 外部設備fine grinding medium 細磨介質(zhì)powder grinding medium 粉磨介質(zhì)ellipsoidal grinding medium 橢圓球研磨躰Type of grinding medium 磨料different grinding medium 研磨介質(zhì)charging degree of grinding medium 研磨躰填充率 返回 grinding medium