This article studies the problem of Bose-Einstein condensation for the ideal bose gas in external potential field of the arbitrary spatial, thus the heat capacity is calculated and the heat capacity properties is discussed.

• 摘要研究了在任意空间外势场中理想玻色气体的玻色－爱因斯坦凝聚问题，从而计算热容量且讨论了热容量性质。