from conventional size materials have some special physical and chemical properties.一般认为纳米材料应该包括两个基本条件:一是材料的特征尺寸在1-100nm之间,二是材料此时具有区别常规尺寸材料的一些特殊物理化学特性。
44. Equations of Mathematical Physics 数理方程 45. Experiment of College Physics 物理实验 46. Experiment of Microcomputer 微机实验 47. Experiment in Electronic Circuitry 电子线路实验 48. Fiber Optical Communication
In 1959, the famous physicist, Nobel laureates Richard. Feynman predicted that human beings can use small machines to produce smaller machines, according to the final realization of the wishes of the human orde