【摘要】 本文对金属间化合物的基本特性、存在问题及可能解决的途径作了综述;并重点介绍了粉末冶金金属间化合物材料近期的研究成果及应用。更多还原

【Abstract】 Thirteen patients with neurofibromatosis from three families are reported, it including 9 males and 4 females from 7 to 66 years old. Three families were investigated and the disease in terms of etiology, pathology, diagnosis, treatment and prognosis are discussed.更多还原