... technology overview This is a difficult topic because at that time noone has done this topic to finish this lecture I have to read the ducuments in English There are two reason why I chose this lecture ... I will by this afternoon So, I think I'll write an information sheet with answers to all your questions on it You'll get copies of this on (10)…………………, so you can read through everything over ... lot of time to relax, to learn new things and knowledge Finally, If I am a teacher, I have a lot of experience and knowledge to teacher my children I think this is the most important problem...