| 主权项 |
1. A crucible structure, comprising a crucible body and a crucible cover, wherein the crucible body comprises a crucible bottom wall and a crucible side wall, one end of the crucible side wall is connected to the crucible bottom wall, and the other end of the crucible side wall is provided with the crucible cover, an included angle between the crucible cover and an axial direction of the crucible is an acute angle, and the crucible cover is provided with an opening structure. |
