2010版教材完全解读 人教版 物理 八年级（上） 答案

2010版教材完全解读 人教版 物理 八年级（上） 答案

According to the report, our country some smokers about three hundred million people every day, nearly three thousand people died from smoking related to disease, each year nearly more than people died of lung cancer, coronary heart disease with smoking related disease, more than the tuberculosis. On May 31 each year "world no tobacco day" to limit public smoking.