潮汐与生死 普陀岛上有两行石刻的联句:“一日两度潮可听其自来自去,千山万重石莫笑他无知无觉”。 海洋潮汐平均周期为12小时25分,故一日有两度潮。而这两度海潮与人的生命却有千丝万缕的联系。上海调查两所医院501例病人死亡时间,结果令人惊讶: Tide and life and death There are two lines of stone on the island of Putuo sentence: “Tide tide can listen to its coming from time to time, thousands of mountains and lava can not laugh at his ignorance.” The average tidal cycle of the ocean is 12 hours and 25 minutes, so there is a double tide on the 1st. And these two tides and people’s lives are inextricably linked. Shanghai investigated the death toll of 501 patients from two hospitals and the results were surprising: