主权项 |
1. A heat pipe structure comprising:
a first tubular body having a first receiving space, a first working fluid being contained in the first receiving space, two ends of the first receiving space being respectively two first closed ends; and a second tubular body disposed in the first receiving space, the second tubular body having a second receiving space, a second working fluid being contained in the second receiving space, two ends of the second receiving space being respectively two second closed ends. |