上游究通大学 海水的物理性质 SHANGHAI JIAO TONG UNIVERSITY 密度变化异常：不完全遵从“热胀冷缩” 淡水最大密度温度是4摄氏度 Maximum density=1 g/cm3 at3.98℃(39.2F) Density at0℃ 1.0 water）= Density slowly 0,999g/cm3 B increasing as heat is removed 0.999 0°C- Density at 10C (32F) =0.9997g/cm 0.998 CIO 0.997 Density at 20C =0.9981g/cm (Note break in density scale) 0.917 E -!D-Density at OC(ice) =0.917 3-2-10°C1234567891011121314151617181920 (32F) Temperature (C)海水的物理性质 密度变化异常：不完全遵从“热胀冷缩” 淡水最大密度温度是4摄氏度