短語詞組短語phosphate rock deposit 磷灰?guī)r礦床phosphate rock uncalcined 未焙燒磷酸鹽巖phosphate rock acidulated 酸解磷礦impurities in phosphate rock 磷礦雜質(zhì)Yichang phosphate rock 宜昌磷礦phosphate rock decomposition 磷礦酸解artificial blending phosphate rock 人工配礦powdery phosphate rock 磷礦粉 返回 phosphate rock