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Micropowder of mullite is manufactured by gap mill.采用環(huán)縫磨制備了莫來石微粉....

超細粉...

micropowder的音標：micropowder的英式發(fā)音音標為：[ma?kr?'p??d?r]micropowder的美式發(fā)音音標為：[ma?kr?'po?d?r]...