initial boiling point

例句：

1. 1.The initial boiling point of water is 100 degrees Celsius.
   水的初始沸腾点是100摄氏度。
2. 2. The initial boiling point of the mixture is lower than that of pure water.
   混合物的初始沸腾点低于纯水的。
3. 3.The initial boiling point of the liquid is determined by its density and temperature.
   液体的初始沸腾点由其密度和温度决定。