“产业化的难度 ,远比研制国产 CPU的过程难 !”“神威一号”的主人、复旦微电子公司市场部负责人在接受《解放日报》记者采访时 ,并不掩饰“神威一号”出生后的苦恼。与“神
With the development in network communication, the research and application of "virtual city" has become an important discussion item. The crucial point lies on
采用溶胶-凝胶结合水热法制备了钐掺杂二氧化钛(Sm-TiO2)纳米固体颗粒,并通过XRD,TEM等对Sm-TiO2进行了表征.结果表明,Sm3+的掺入保留了TiO2原有的锐钛矿晶型且没有其他新的
Movable cellular automata (MCA) method is applied in the analysis of dynamic characters of ceramic armor composite structures under impact loading. As a new app