| 摘要 |
A cap-up plate and a cylindrical secondary battery having the cap-up plate are disclosed. In one embodiment, the cap-up plate includes i) a base plate and ii) a terminal extending from a portion of the base plate, wherein the terminal has a flat portion substantially parallel with the base plate, and wherein the flat portion comprises an end which is located over the portion of the base plate. The end of the flat portion may overlap with the portion of the base plate along a direction substantially perpendicular to the base plate.
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