This paper introduces two steps B-diffusiontechnology, rt is very helpful to improve the properties of mesa power transistors.
本文介绍两步硼扩散工艺，它对改善台面功率晶体管的性能极有帮助。
2
Taking account of the disadvantage of current P-type impurity diffusiontechnology, an open tube gallium-aluminium diffusiontechnology is investigated.
就现行P型杂质扩散工艺的不足，进行了开旮铝镓掺杂技术的研究。
3
The study of technologydiffusion in a population is discussed in detail in the classic book Diffusion of Innovations, 5th Edition by Everett M. Rogers.
关于技术扩散的研究在 Everett M. Rogers 的经典著作 Diffusion of Innovations 第 5 版中有详细的讨论。