(1) Hole particle current from E to B (2)Electron particle current from B to E (3)Recombination current in B (4) Hole particle current originating in E and reaching C (5)Reverse electron particle current from c to B (6) Reverse hole particle current from b to c (What is difference between \current\ and\particle current ? OE F Schubert, Rensselaer Polytechnic Institute, 2003
计算机英语试题 一、词汇(选择一个最合适的词汇,将对应的英文字母填入空格内。每题2分,共20分) 1, A is used to communicate with another computer over telephone lines. A. keyboard B. modem C. mouse D. printer