最新消息: The core at Fukushima No. 1 nuclear power plant's No. 1 reactor may be partially melting, the nuclear safety agency said Saturday. Radioactive substance cesium was detected around the reactor, it said. 看来堆芯熔化难免了!!! NEWS ADVISORY: 3 evacuees from area near Fu ...
Nuclear energy accounts for 30% of the electricity generated in Japan. Fukushima #1 (Daiichi) Plant Unit Type First Criticality Electric Power Fukushima I – 1 BWR March 26, 1971 & ...
Perfect Rigor: A Genius and the Mathematical Breakthrough of the Century ( by Mahsa Gessen) 读后感 ** 老K的数学培养法,真见功效。中国传统宣扬“因材施教”几千年,可是真正能像老K那样身体力行的,还真少见。只有足够的师生接触时间(课内课外),才能真正做到因材施教。 ** 老丘在几何界还是比较“ ...