发明功过应有正确评说佟景宸老林，是我交往多年的朋友，他爱动脑筋，喜欢钻研无线电，在中学时，已经可以修理各种家用电器了，被大家公认为是“科学家”的材料。大学毕业后，他分配到一家自动化研究所工作，与他所学的自动控制专业还算是对日，工作环境也不错，只是几年... The invention of the merits and demerits should have a correct comment Tongjing Chen old forest, is my friend for many years, he loves his brains, like to study radio, in high school, has been able to repair all kinds of household appliances, and was recognized as a “scientist” material. After graduating from college, he assigned to an automation research institute, and he learned automation control is still quite Japanese, the working environment is not bad, only a few years ...