This paper introduces in detail the present situation in research and development of bulk ferromag-netic amorphous alloys produced by the slow cooling and solidificatin technique. 根據國內外發(fā)表的最新文獻詳細介紹了利用緩冷凝固技術(shù)制備的鐵磁性大塊非晶合金的研究開(kāi)發(fā)現狀。
Theprinciple of wet-way purification has been analyzed according to the mineralcharacteristics and current developing situation of Guangxi Ningming bentonite in thispaper. 根據廣西寧明膨潤土的礦物特性和目前的開(kāi)發(fā)現狀，分析了濕法提純的原理。
