"Talking from Global Warming" ppt courseware package (including material files)-Guangdong and Shanghai version eight on the picture, first put both hands in hot and cold water at the same time, after a period of time, then take out both hands and Put it in warm water, then the feeling of both hands (optionally fill in "same" or "not the same"). This fact clearly shows that the temperature of the pure ice-water mixture is 0 ° C, the temperature of the boiling water at 1 standard atmospheric pressure is 100 ° C, and there are 100 equal parts between 0 ° C and 100 ° C, each equal part represents 1 ° C . Electric Callus Remover For Feet,Electric Hard Skin Remover,Electric Foot File Callus Remover,Electric Foot Sander Professional Ningbo Chuangxiang Electrical Appliance Co.,Ltd , https://www.haircurler-shaver.com